3d052 Volume 4 Review For Cyber System Operations

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Quizzes Created: 1 | Total Attempts: 102

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1/124 Questions

What IPv4 reserved address is used for loop back?
- 0.0.0.0.
- 127.0.0.1.
- 207.55.157.255.
- 255.255.255.255.

About This Quiz

This quiz assesses knowledge in Cyber System Operations, focusing on the OSI model layers, their functions, and relevant hardware. It is designed for learners looking to understand network communication fundamentals, enhancing skills in managing and troubleshooting network systems.

3d052 Volume 4 Review For Cyber System Operations - Quiz

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2.

The ability to move about without being tethered by wires in wireless technology is called
- Mobility.
- Ease of installations.
- War driving.
- Motion capture technology.
Correct Answer

A. Mobility.

Explanation

The correct answer is mobility. This is because wireless technology allows devices to move freely without being connected by wires, enabling mobility and flexibility in their usage.

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3.

Who is an authorized client that may unknowingly or maliciously help outside parties gain access to a network?
- Auditor.
- Employee.
- War Driver.
- Hacker.
Correct Answer

A. Employee.

Explanation

An employee is an authorized client who may unknowingly or maliciously help outside parties gain access to a network. As an insider, an employee has access to sensitive information and can exploit their privileges to compromise the network security. They may unintentionally fall victim to social engineering attacks or be coerced into providing access to unauthorized individuals. Alternatively, they may intentionally collaborate with external parties to breach the network for personal gain or malicious purposes. Therefore, it is crucial for organizations to implement proper security measures and educate employees about the risks associated with their actions.

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4.

The path between the operating system and virtually all hardware not on the computer’s motherboard goes through a special program called a
- Director.
- Deliver.
- Driver.
- Sender.
Correct Answer

A. Driver.

Explanation

The path between the operating system and hardware not on the computer's motherboard is facilitated by a special program called a driver. A driver acts as a bridge, allowing the operating system to communicate with and control external hardware devices. It provides the necessary instructions and protocols for the hardware to function properly and interact with the operating system. Without a driver, the operating system would not be able to recognize or utilize the hardware effectively.

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5.

Applications are software programs designed to perform what type of tasks?
- Specific.
- General.
- Special.
- Broad.
Correct Answer

A. Specific.

Explanation

Applications are software programs that are designed to perform specific tasks. Unlike general software, which can perform a wide range of functions, applications are tailored to meet specific needs and requirements. They are developed to address particular tasks or solve specific problems, providing focused functionality and features. Therefore, the correct answer is "specific."

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6.

What directory is always identified by the slash symbol (/) and is in the “a” partition?
- Root.
- User.
- Binary.
- Device.
Correct Answer

A. Root.

Explanation

The directory that is always identified by the slash symbol (/) and is in the "a" partition is the root directory. The root directory is the top-level directory in a file system hierarchy and is the starting point for navigating the file system. It contains all other directories and files in the system.

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7.

What concerns slowed the military’s adoption of wireless network technology?
- Speed and reliability.
- Security and reliability.
- Reliability and maintenance.
- Certification and interoperability.
Correct Answer

A. Security and reliability.

Explanation

The military's adoption of wireless network technology was slowed by concerns regarding both security and reliability. Security is a critical factor for the military as they need to ensure that their wireless networks are protected from unauthorized access and potential cyber attacks. Reliability is also important as the military requires a stable and consistent network connection for communication and data transmission. These concerns likely led to cautious adoption and implementation of wireless network technology within the military.

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8.

Using a range of 1–126 in the first octet of an IPv4 address, what class does it belong to?
- Class A.
- Class B.
- Class C.
- Class D.
Correct Answer

A. Class A.

Explanation

An IPv4 address is divided into classes based on the range of values in the first octet. In this case, the range of 1-126 falls within the first class, known as Class A. Class A addresses are used for large networks as they provide a large number of host addresses.

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9.

What organization developed several wireless standards to meet the demands of security, speed, and flexibility of today’s wireless networks?
- Institute of Electrical Electronics Engineers.
- International Organization for Standardization.
- Internet assigned numbers authority.
- National Science Foundation network.
Correct Answer

A. Institute of Electrical Electronics Engineers.

Explanation

The Institute of Electrical Electronics Engineers (IEEE) developed several wireless standards to meet the demands of security, speed, and flexibility of today's wireless networks. These standards include IEEE 802.11 (Wi-Fi), IEEE 802.15 (Bluetooth), and IEEE 802.16 (WiMAX). The IEEE is a professional association that focuses on advancing technology for the benefit of humanity, and their wireless standards have played a crucial role in shaping the wireless communication industry.

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10.

What do routing algorithms initialize and maintain to aid the process of path determination?
- Routing times.
- Routing tables.
- Longest routes.
- Shortest routes.
Correct Answer

A. Routing tables.

Explanation

Routing algorithms initialize and maintain routing tables to aid the process of path determination. Routing tables contain information about the network topology, including the available paths and their associated costs. By referencing the routing table, the algorithm can determine the best path for forwarding packets from the source to the destination. This allows efficient and effective routing decision-making in a network.

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11.

What are two anti-virus programs that the Air Force uses?
- Norton and Horton.
- Horton and McAfee.
- Norton and McAfee.
- McAfee and Lotus Pro.
Correct Answer

A. Norton and McAfee.

Explanation

The Air Force uses Norton and McAfee as their two anti-virus programs.

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12.

What is a formal set of rules and conventions that govern how computers exchange information over a network medium?
- Specification.
- Standard.
- Etiquette.
- Protocol.
Correct Answer

A. Protocol.

Explanation

A protocol is a formal set of rules and conventions that govern how computers exchange information over a network medium. It defines the format, timing, sequencing, and error control of data transmission. It ensures that devices can communicate effectively and understand each other's requests and responses. Specifications and standards can be part of a protocol, but the term "protocol" encompasses the entire set of rules and conventions. Etiquette, on the other hand, refers to social norms and manners and is unrelated to computer network communication.

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13.

What type of network makes use of tunneling and security protocols to enables a group of two or more computer systems to communicate over the public Internet?
- Local Area Network.
- Wide Area Network.
- Virtual Private Network.
- Metropolitan Area Network.
Correct Answer

A. Virtual Private Network.

Explanation

A Virtual Private Network (VPN) makes use of tunneling and security protocols to enable a group of two or more computer systems to communicate over the public Internet. This allows for secure and private communication between the systems, even though they may be located in different geographical locations. VPNs provide encryption and authentication mechanisms to ensure the confidentiality and integrity of the data being transmitted over the network.

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14.

Instead of using binary, how are IPv4 addresses expressed to be more user-friendly?
- Colon Hexadecimal Format.
- Dotted Decimal Notation.
- Hexadecimal.
- Octal.
Correct Answer

A. Dotted Decimal Notation.

Explanation

IPv4 addresses are expressed in dotted decimal notation to make them more user-friendly. In this format, the address is divided into four parts, each representing an octet of the address. Each octet is separated by a dot, making it easier for users to read and understand the address. This format is widely used and familiar to most people, making it more convenient for users to work with IPv4 addresses.

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15.

What is the type of memory that retains data after power is removed or lost?
- Volatile.
- Nonvolatile.
- Secured.
- Unsecured.
Correct Answer

A. Nonvolatile.

Explanation

Nonvolatile memory is the type of memory that retains data even after power is removed or lost. Unlike volatile memory, which requires a constant power supply to maintain data, nonvolatile memory is designed to preserve information even in the absence of power. This type of memory is commonly used in devices like hard drives, solid-state drives, and flash memory, where data needs to be stored for long periods without being lost.

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16.

What is the method called when the entire frame is received and placed into the buffer, an error check is performed, and the frame is sent to the proper port for delivery?
- Store-and-forward.
- Cross-over.
- Fragment-free.
- Adaptive.
Correct Answer

A. Store-and-forward.

Explanation

Store-and-forward is the method where the entire frame is received and stored in the buffer before being sent to the proper port for delivery. This method also includes performing an error check on the frame to ensure its integrity before forwarding it.

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17.

The classification of a fill device is
- Classified when taken out of a safe.
- Ssified as SECRET when the key has been unloaded.
- Unclassified when put back in the safe after a key has been loaded into it.
- Classified as soon as a key is loaded, and holds the classification of the loaded key.
Correct Answer

A. Classified as soon as a key is loaded, and holds the classification of the loaded key.

Explanation

The correct answer is "classified as soon as a key is loaded, and holds the classification of the loaded key." This means that when a key is loaded into the fill device, it immediately takes on the classification of that key. This classification remains with the fill device until a different key is loaded, at which point the classification of the fill device will change to match the new key. This ensures that the fill device is always classified appropriately based on the key being used.

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18.

What was the first disk operating system developed to operate on a wide range of computer systems?
- C-Plus.
- UNIX.
- Fortran.
- Windows.
Correct Answer

A. UNIX.

Explanation

UNIX was the first disk operating system developed to operate on a wide range of computer systems. It was designed to be portable and compatible with different hardware architectures, allowing it to be used on various computer systems. UNIX introduced many innovative features and became widely adopted in the 1970s and 1980s, laying the foundation for modern operating systems.

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19.

The Institute of Electrical and Electronics Engineers divide the Open System Interconnect Data Link Layers into what two sublayers?
- High Level Data Link Control and Synchronous Data Link Control.
- Logical Link Control and Media Access Control.
- Distance Vector and Link State.
- RS–232 and RS–530.
Correct Answer

A. Logical Link Control and Media Access Control.

Explanation

The correct answer is Logical Link Control and Media Access Control. The Open System Interconnect Data Link Layers are divided into these two sublayers. The Logical Link Control (LLC) sublayer is responsible for error control, flow control, and framing. It ensures reliable transmission of data across the physical link. The Media Access Control (MAC) sublayer is responsible for controlling access to the physical media, such as Ethernet. It manages the transmission of data packets and ensures that multiple devices can share the same physical media efficiently.

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20.

What topology combines two or more different physical topologies in a single network?
- Bus.
- Ring.
- Star.
- Hybrid.
Correct Answer

A. Hybrid.

Explanation

A hybrid topology combines two or more different physical topologies in a single network. This means that the network can have a combination of bus, ring, star, or any other topologies depending on the requirements. The hybrid topology allows for flexibility and scalability, as it can be customized to meet specific needs. It also provides redundancy and fault tolerance, as multiple topologies can be used to ensure network availability.

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21.

Which network protocol has the Department of Defense chosen as its standard to govern the flow of information?
- AppleTalk.
- NetBios Extended User Interface.
- Transport Control Protocol/Internet Protocol.
- Internetwork Packet Exchange/ Sequenced Packet Exchange.
Correct Answer

A. Transport Control Protocol/Internet Protocol.

Explanation

The Department of Defense has chosen the Transport Control Protocol/Internet Protocol (TCP/IP) as its standard network protocol to govern the flow of information. TCP/IP is a widely used protocol suite that provides reliable and secure communication over networks. It is the foundation of the internet and has become the standard for data transmission in many organizations and industries.

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22.

What type of network connects networks that are typically separated by geographical distances between cities, states, countries, or around the world?
- Local Area Network.
- Wide Area Network.
- Virtual Private Network.
- Metropolitan Area Network.
Correct Answer

A. Wide Area Network.

Explanation

A Wide Area Network (WAN) is a type of network that connects networks that are typically separated by geographical distances between cities, states, countries, or around the world. Unlike Local Area Networks (LANs) that connect devices within a limited area like a home or office, WANs provide connectivity over large distances. Virtual Private Networks (VPNs) are a type of network that uses encryption and tunneling protocols to create a secure connection over a public network, typically the internet. Metropolitan Area Networks (MANs) are networks that cover a larger area than a LAN but smaller than a WAN, typically within a city or metropolitan area.

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23.

Which of the following is not one the four security threats to Wireless Local Area Network?
- Rogue Access Points.
- Direct Connections.
- War Drivers.
- Hackers.
Correct Answer

A. Direct Connections.

Explanation

Direct Connections is not one of the four security threats to Wireless Local Area Network. The other three options, Rogue Access Points, War Drivers, and Hackers, are all commonly recognized as security threats to WLANs. Rogue Access Points refer to unauthorized access points that are set up by attackers to gain access to the network. War Drivers are individuals who drive around looking for vulnerable wireless networks to exploit. Hackers are individuals who attempt to gain unauthorized access to a network to steal information or cause damage. However, Direct Connections does not fit into any of these categories and is therefore not considered a security threat to WLANs.

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24.

What rule establishes the percent of data that should be local to a segment and the percentage of data that should be destined to traverse a bridge to the other segment?
- 90/10 rule.
- 80/20 rule.
- 70/30 rule.
- 60/40 rule.
Correct Answer

A. 80/20 rule.

Explanation

The 80/20 rule establishes that 80% of the data should be local to a segment, while 20% of the data should traverse a bridge to the other segment. This rule suggests that the majority of the data should be stored and processed within the segment to minimize network traffic and optimize performance.

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25.

Which one is not a category of the operating system’s task categories?
- User interface.
- Memory management.
- Troubleshoot interface.
- Processor management.
Correct Answer

A. Troubleshoot interface.

Explanation

The given answer, Troubleshoot interface, is not a category of the operating system's task categories. The other options, User interface, Memory management, and Processor management, are all valid categories of tasks that an operating system performs. The user interface category involves providing a way for users to interact with the system, memory management involves managing and allocating memory resources, and processor management involves scheduling and allocating processor resources. However, there is no specific category called Troubleshoot interface in the context of operating systems.

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26.

What is the name of the standard all-purpose shell most commonly used?
- Restricted shell.
- Bourne shell.
- Korn shell.
- C shell.
Correct Answer

A. Bourne shell.

Explanation

The correct answer is Bourne shell. The Bourne shell is a standard all-purpose shell that is widely used in Unix-like operating systems. It was developed by Stephen Bourne and is known for its simplicity and compatibility with various Unix utilities. It provides a command-line interface for users to interact with the operating system and execute commands. The Bourne shell is often referred to as "sh" and is the default shell for many Unix-based systems.

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27.

What topology consists of devices connected to a common, shared cable?
- Bus.
- Ring.
- Star.
- Hybrid.
Correct Answer

A. Bus.

Explanation

The correct answer is Bus. In a bus topology, devices are connected to a common cable called the bus. All devices share the same communication medium, and data is transmitted in both directions along the bus. This topology is relatively simple and cost-effective to implement, but it can be prone to collisions and network congestion.

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28.

How many bits are in an IPv4 address?
- 16 bits.
- 32 bits.
- 64 bits.
- 128 bits.
Correct Answer

A. 32 bits.

Explanation

An IPv4 address is a 32-bit address used to identify devices on a network. It consists of four sets of eight bits each, separated by periods. Each set can have a value ranging from 0 to 255. Therefore, the correct answer is 32 bits.

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29.

This type of bridge is used to convert one Data Link layer protocol to another.
- Cross route.
- Transparent.
- Translational.
- Source route.
Correct Answer

A. Translational.

Explanation

The correct answer is "Translational". This term refers to a type of bridge that is used to convert one Data Link layer protocol to another. In other words, it acts as a translator between different protocols, allowing communication between devices that use different protocols. This bridge ensures compatibility and seamless data transfer between the two protocols.

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30.

Dynamic routing automatically calculates the best path between how many nodes?
- 2.
- 3.
- 4.
- 5.
Correct Answer

A. 2.

Explanation

Dynamic routing automatically calculates the best path between two nodes. This means that it determines the most efficient route for data to travel from one node to another in a network. The number of nodes does not affect the calculation of the best path, as it is only concerned with the specific source and destination nodes.

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31.

What type of Defense Switched Network precedence call cannot be preempted?
- Flash.
- Priority.
- Intermediate.
- Flash Override.
Correct Answer

A. Flash Override.

Explanation

Flash Override is a type of Defense Switched Network (DSN) precedence call that cannot be preempted. Preemption refers to the ability to interrupt or override an ongoing call with a higher priority call. In the case of Flash Override calls, they are given the highest priority and cannot be interrupted by any other call, regardless of its precedence level. Therefore, Flash Override calls take precedence over all other types of DSN calls and cannot be preempted.

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32.

An uninvestigated or unevaluated occurrence that potentially jeopardizes the security of COMSEC material or the secure transmission of government information is best described as a COMSEC
- Insecurity.
- Deviation.
- Incident.
- Report.
Correct Answer

A. Incident.

Explanation

An uninvestigated or unevaluated occurrence that potentially jeopardizes the security of COMSEC material or the secure transmission of government information is best described as an incident. This term suggests that there has been a specific event or situation that has occurred which could pose a threat to the security of COMSEC material or the transmission of government information. It implies that further investigation or evaluation is needed to assess the extent of the potential security breach.

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33.

Final reports of a communication security incident are due
- 10 days after the initial report is dated.
- 20 days after the initial report is signed.
- 30 days after the initial report is issued.
- 40 days after the initial report is approved.
Correct Answer

A. 30 days after the initial report is issued.

Explanation

The correct answer is 30 days after the initial report is issued. This means that the final reports for a communication security incident must be submitted within 30 days from the date the initial report is issued.

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34.

What best describes an unintended signals or noise appearing external to a piece of communications equipment?
- Emulation.
- Emanation.
- Signature.
- Salutation.
Correct Answer

A. Emanation.

Explanation

Emanation best describes unintended signals or noise appearing external to a piece of communications equipment. Emanation refers to the unintentional release of electromagnetic radiation or signals from electronic devices, which can be intercepted and potentially cause interference or security breaches. This term is commonly used in the context of cybersecurity and the protection of sensitive information from being leaked through unintentional electromagnetic emissions.

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35.

What topology defines the way in which devices communicate, and data is transmitted, throughout the network?
- Physical.
- Logical.
- Star.
- Hybrid.
Correct Answer

A. Logical.

Explanation

Logical topology defines the way in which devices communicate and data is transmitted throughout the network. It refers to the virtual connections between devices and the paths that data takes from one device to another. This includes the arrangement of devices, such as whether they are connected in a ring, bus, or mesh configuration, and the protocols used for data transmission. Unlike physical topology, which focuses on the physical layout of devices and cables, logical topology is concerned with the logical connections and paths that facilitate communication within the network.

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36.

What Transmission Control Protocol/Internet Protocol network layer protocol provides the service of matching a known IP address for a destination device to a Media Access Control address?
- Internet Protocol.
- Address Resolution Protocol.
- Reverse Address Resolution Protocol.
- Internet Control Message Protocol.
Correct Answer

A. Address Resolution Protocol.

Explanation

The Address Resolution Protocol (ARP) is responsible for matching a known IP address for a destination device to a Media Access Control (MAC) address. When a device wants to send data to another device on the same network, it needs to know the MAC address of the destination device. ARP is used to resolve the IP address to the corresponding MAC address by broadcasting an ARP request and receiving an ARP reply from the device with the matching IP address. This allows the sender to correctly address the data packets to the destination device at the MAC layer.

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37.

What Transmission Control Protocol/Internet Protocol network layer protocol provides messaging that can help with troubleshooting?
- Internet Protocol.
- Address Resolution Protocol.
- Reverse Address Resolution Protocol.
- Internet Control Message Protocol.
Correct Answer

A. Internet Control Message Protocol.

Explanation

The correct answer is Internet Control Message Protocol. Internet Control Message Protocol (ICMP) is a network layer protocol that provides messaging between network devices. It is used to report errors and provide diagnostic information, making it useful for troubleshooting network issues. ICMP messages include error messages, echo requests and replies (ping), and route change notifications. By using ICMP, network administrators can identify and resolve network problems more efficiently.

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38.

What application within Transmission Control Protocol/Internet Protocol is used to send and receive files via TCP?
- File Transfer Protocol.
- Trivial File Transfer Protocol.
- Simple Mail Transfer Protocol.
- HyperText Transfer Protocol.
Correct Answer

A. File Transfer Protocol.

Explanation

File Transfer Protocol (FTP) is the correct answer because it is specifically designed for transferring files over TCP/IP networks. FTP allows users to upload and download files between their local computer and a remote server. It provides a set of commands for navigating directories, transferring files, and managing file permissions. FTP operates on the application layer of the TCP/IP protocol suite and uses TCP as its transport protocol. Trivial File Transfer Protocol (TFTP) is a simpler version of FTP that lacks some advanced features. Simple Mail Transfer Protocol (SMTP) is used for sending emails, and HyperText Transfer Protocol (HTTP) is used for transferring web pages.

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39.

What is a mechanism that allows a network device to divide an IP address into a network and host number?
- Subnet mask.
- Broadcast.
- Multicast.
- Subnet.
Correct Answer

A. Subnet mask.

Explanation

A subnet mask is a mechanism that allows a network device to divide an IP address into a network and host number. It is used to determine which part of the IP address belongs to the network and which part belongs to the host. The subnet mask is a 32-bit number that consists of a series of ones followed by a series of zeros. By comparing the IP address with the subnet mask, the device can determine the network address and the host address.

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40.

What Unicast address scope is designed to be private, internally routable addresses that do not route outside the site?
- Site-local.
- Link-local.
- Aggregatable Local.
- Aggregatable Global.
Correct Answer

A. Site-local.

Explanation

Site-local unicast address scope is designed to be private, internally routable addresses that do not route outside the site. These addresses are used within a specific site or organization and are not meant to be globally unique or routable on the internet. Site-local addresses provide a way for devices within a site to communicate with each other without the need for global IP address assignments.

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41.

The computing part of the computer is the central processing unit, also called the
- Control unit.
- Minicomputer.
- Microprocessor.
- Arithmetic logic unit.
Correct Answer

A. Microprocessor.

Explanation

The correct answer is microprocessor. The microprocessor is the computing part of a computer that performs all the necessary calculations and operations. It is responsible for executing instructions, managing data, and controlling the overall functioning of the computer. The control unit, arithmetic logic unit, and minicomputer are all components or parts of a computer, but the microprocessor specifically refers to the central processing unit that carries out the actual computing tasks.

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42.

Which of the following is not one of the three advantages to using wireless technology?
- Ease of installation.
- Lower Cost.
- Safety.
- Mobility.
Correct Answer

A. Safety.

Explanation

Wireless technology offers three advantages: ease of installation, lower cost, and mobility. However, safety is not listed as one of these advantages. This suggests that wireless technology may not necessarily provide any specific safety benefits compared to other forms of technology.

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43.

The core operating-system function is the management of the computer system which resides with the
- Shell.
- Kernel.
- Device manager.
- Processor manager.
Correct Answer

A. Kernel.

Explanation

The core operating-system function refers to the fundamental task of managing the computer system. This responsibility lies with the kernel, which is the central component of the operating system. The kernel is responsible for managing system resources, such as memory and CPU time, and provides essential services to other parts of the operating system and applications. Therefore, the kernel is the correct answer as it plays a crucial role in the overall functioning and management of the computer system.

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44.

Windows operating systems traditionally function in one of two network models. Which model does not operate using centralized user accounts?
- Workgroup.
- Domain.
- Active Directory.
- User Group.
Correct Answer

A. Workgroup.

Explanation

The correct answer is Workgroup. In a workgroup network model, each computer operates independently and there is no centralized control or management of user accounts. Each computer has its own local user accounts and passwords. This model is typically used in small networks or home environments where there is no need for centralized administration and control. In contrast, both domain and Active Directory models operate using centralized user accounts where user authentication and management are done through a central server. User groups are a feature within the domain or Active Directory models that allow for easier management and organization of users.

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45.

One of the Windows Server Editions operating systems provides support for high-end, high traffic applications servers. Which Operating system is it?
- Web Edition.
- Datacenter Edition.
- NT.
- AERO.
Correct Answer

A. Datacenter Edition.

Explanation

Datacenter Edition of Windows Server is designed to provide support for high-end, high traffic application servers. It offers advanced features such as unlimited virtualization rights, software-defined networking, and storage spaces direct. This edition is specifically tailored for data centers and organizations that require scalability, reliability, and performance for their mission-critical applications.

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46.

Which of the following security programs is defined as a process of identifying critical information and subsequently analyzing friendly actions attendant to military operations and other activities?
- OPSEC.
- EMSEC.
- COMSEC.
- COMPUSEC.
Correct Answer

A. OPSEC.

Explanation

OPSEC (Operations Security) is the correct answer because it is the process of identifying critical information and analyzing friendly actions in order to protect sensitive information and prevent potential threats. It involves identifying vulnerabilities, implementing measures to mitigate risks, and ensuring that information is only disclosed to authorized personnel. EMSEC (Emissions Security), COMSEC (Communications Security), and COMPUSEC (Computer Security) are all related to security but do not specifically involve the process of identifying critical information and analyzing friendly actions attendant to military operations and other activities.

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47.

An accreditation decision which allows a system to operate in an environment for which it was originally intended is known as
- A full accreditation.
- A type accreditation.
- A major accreditation.
- An interim accreditation.
Correct Answer

A. A full accreditation.

Explanation

A full accreditation refers to a decision that allows a system to operate in its intended environment. This means that the system has met all the necessary requirements and standards to function effectively and efficiently in its designated setting. It signifies that the system has successfully undergone a comprehensive evaluation and has been deemed capable of carrying out its intended purpose without any limitations or restrictions.

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48.

What do you apply across Liquid Crystal Display material to change the alignment and light polarizing property?
- Current.
- Voltage.
- Resistance.
- Inductance.
Correct Answer

A. Voltage.

Explanation

Voltage is applied across Liquid Crystal Display (LCD) material to change its alignment and light polarizing property. The application of voltage alters the orientation of liquid crystal molecules, which affects the alignment of the material and the polarization of light passing through it. By adjusting the voltage, the LCD can control the amount of light that is transmitted, resulting in the display of different colors and images. Current, resistance, and inductance do not directly impact the alignment and polarizing property of LCD material.

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49.

Which of these is an example of an Exterior Gateway Protocol?
- Open Shortest Path First.
- Border Gateway Protocol.
- Routing Information Protocol.
- Enhanced Gateway Routing Protocol.
Correct Answer

A. Border Gateway Protocol.

Explanation

Border Gateway Protocol (BGP) is an example of an Exterior Gateway Protocol (EGP). BGP is used to exchange routing information between different autonomous systems (AS) on the internet. It is designed to handle the routing between ASs and ensures efficient and reliable communication between them. BGP is widely used by internet service providers to establish and maintain routing tables, making it a clear example of an Exterior Gateway Protocol.

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Quiz Edited by
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Quiz Created by
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3d052 Volume 4 Review For Cyber System Operations

What IPv4 reserved address is used for loop back?

Quiz Preview

The ability to move about without being tethered by wires in wireless technology is called

Who is an authorized client that may unknowingly or maliciously help outside parties gain access to a network?

The path between the operating system and virtually all hardware not on the computer’s motherboard goes through a special program called a

Applications are software programs designed to perform what type of tasks?

What directory is always identified by the slash symbol (/) and is in the “a” partition?

What concerns slowed the military’s adoption of wireless network technology?

Using a range of 1–126 in the first octet of an IPv4 address, what class does it belong to?

What organization developed several wireless standards to meet the demands of security, speed, and flexibility of today’s wireless networks?

What do routing algorithms initialize and maintain to aid the process of path determination?

What are two anti-virus programs that the Air Force uses?

What is a formal set of rules and conventions that govern how computers exchange information over a network medium?

What type of network makes use of tunneling and security protocols to enables a group of two or more computer systems to communicate over the public Internet?

Instead of using binary, how are IPv4 addresses expressed to be more user-friendly?

What is the type of memory that retains data after power is removed or lost?

What is the method called when the entire frame is received and placed into the buffer, an error check is performed, and the frame is sent to the proper port for delivery?

The classification of a fill device is

What was the first disk operating system developed to operate on a wide range of computer systems?

The Institute of Electrical and Electronics Engineers divide the Open System Interconnect Data Link Layers into what two sublayers?

What topology combines two or more different physical topologies in a single network?

Which network protocol has the Department of Defense chosen as its standard to govern the flow of information?

What type of network connects networks that are typically separated by geographical distances between cities, states, countries, or around the world?

Which of the following is not one the four security threats to Wireless Local Area Network?

What rule establishes the percent of data that should be local to a segment and the percentage of data that should be destined to traverse a bridge to the other segment?

Which one is not a category of the operating system’s task categories?

What is the name of the standard all-purpose shell most commonly used?

What topology consists of devices connected to a common, shared cable?

How many bits are in an IPv4 address?

This type of bridge is used to convert one Data Link layer protocol to another.

Dynamic routing automatically calculates the best path between how many nodes?

What type of Defense Switched Network precedence call cannot be preempted?

An uninvestigated or unevaluated occurrence that potentially jeopardizes the security of COMSEC material or the secure transmission of government information is best described as a COMSEC

Final reports of a communication security incident are due

What best describes an unintended signals or noise appearing external to a piece of communications equipment?

What topology defines the way in which devices communicate, and data is transmitted, throughout the network?

What Transmission Control Protocol/Internet Protocol network layer protocol provides the service of matching a known IP address for a destination device to a Media Access Control address?

What Transmission Control Protocol/Internet Protocol network layer protocol provides messaging that can help with troubleshooting?

What application within Transmission Control Protocol/Internet Protocol is used to send and receive files via TCP?

What is a mechanism that allows a network device to divide an IP address into a network and host number?

What Unicast address scope is designed to be private, internally routable addresses that do not route outside the site?

The computing part of the computer is the central processing unit, also called the

Which of the following is not one of the three advantages to using wireless technology?

The core operating-system function is the management of the computer system which resides with the

Windows operating systems traditionally function in one of two network models. Which model does not operate using centralized user accounts?

One of the Windows Server Editions operating systems provides support for high-end, high traffic applications servers. Which Operating system is it?

Which of the following security programs is defined as a process of identifying critical information and subsequently analyzing friendly actions attendant to military operations and other activities?

An accreditation decision which allows a system to operate in an environment for which it was originally intended is known as

What do you apply across Liquid Crystal Display material to change the alignment and light polarizing property?

Which of these is an example of an Exterior Gateway Protocol?