Field Technician Networking And Storage Quiz Questions And Answers

A browser is the software that allows us to browse through web pages. It is a program that enables users to access and view websites on the internet. Browsers provide a user-friendly interface and interpret HTML code to display web pages. They also support various features such as bookmarks, history, and extensions, enhancing the browsing experience. Examples of popular browsers include Google Chrome, Mozilla Firefox, and Safari.

Data (information) is stored in computers as files. Files are used to store and organize data in a structured manner. They can contain various types of information such as text, images, videos, and more. Files are stored in directories, which provide a way to organize and manage the data. Floppies were a type of storage medium used in the past but are not commonly used anymore. "Matter" is a broad term that does not specifically relate to how data is stored in computers.

The address given to a computer connected to a network is called an IP Address. IP stands for Internet Protocol, and it is a unique numerical label assigned to each device on a network. This address allows the computer to communicate and interact with other devices on the network, enabling data transmission and retrieval.

In IPv4 addressing, each IP address is represented as a 32-bit number. This means that there are 2^32 (about 4.3 billion) unique IP addresses available in the IPv4 address space. This 32-bit number is divided into four octets (8 bits each) separated by periods, resulting in the familiar xxx.xxx.xxx.xxx format of IPv4 addresses.

The default subnet mask for a Class B network is 255.255.0.0. In a Class B network, the first two octets are used to identify the network, and the last two octets are used to identify the hosts. The subnet mask 255.255.0.0 allows for a larger number of hosts compared to the other options, as it only reserves the first two octets for the network and the remaining two octets for the hosts.

RAM, or Random Access Memory, is often used in a typical computer operation. It is a type of computer memory that allows data to be read from and written to quickly. RAM is volatile, meaning that its contents are lost when the computer is powered off or restarted. It is used by the computer to store data that is actively being used by the CPU, such as running programs and open files. RAM provides faster access to data compared to other types of memory, making it essential for efficient computer operations.

ATX is the correct answer because it is a motherboard form factor that uses one 20-pin connector. AT and BABY AT are older form factors that use different connectors, so they are not the correct answer. "All of the above" is not the correct answer either because it includes AT and BABY AT, which are not correct.

A hard disk is divided into tracks, which are further subdivided into sectors. Sectors are the smallest units of storage on a hard disk and are used to store data. Each sector typically holds a fixed amount of data, such as 512 bytes. Therefore, the correct answer is sectors.

Resistance is a measure of how much an object or material opposes the flow of electric current. It is measured in ohms, which is the unit of electrical resistance. Volts, amps, and watts are not units of resistance but rather units of voltage, current, and power, respectively. Therefore, the correct answer is ohms.

NICs, or Network Interface Cards, are hardware devices that allow computers to connect to networks. These cards contain a data transceiver, which is responsible for transmitting and receiving data signals. The data transceiver is the component that enables the NIC to send and receive data over the network, making it an essential part of the card's functionality. Therefore, the correct answer is "data transceiver."

The most common logical topologies are bus and ring. A bus topology connects multiple devices to a single communication line, allowing them to share the same transmission medium. In a bus topology, each device receives all the data transmitted on the line, but only the intended recipient processes it. This makes it a cost-effective and simple solution for small networks. On the other hand, a ring topology connects devices in a circular manner, where each device receives and passes on the data to the next device until it reaches the intended recipient.

A node with an IP address of 168.34.88.29 belongs to a Class B network. In IPv4 addressing, the first octet of an IP address is used to determine the class of the network. Class B networks have a range of IP addresses from 128.0.0.0 to 191.255.255.255, with the first two octets used to identify the network and the last two octets used to identify the host. The given IP address falls within this range, indicating that it belongs to a Class B network.

Optic Fiber Cable can transmit data at high speeds because it uses light signals to transmit data. Light travels at a much faster speed than electrical signals used in other cables such as Coaxial Cable, Twisted pair Cable, and UTP Cable. The use of light signals allows Optic Fiber Cable to achieve high data transmission rates, making it an ideal choice for high-speed data communication.

The laser printer is commonly used for desktop publishing because it offers high-quality printing with crisp and sharp text and images. It uses a laser beam to transfer the toner onto the paper, resulting in professional-looking prints. Additionally, laser printers have fast printing speeds and can handle large volumes of printing, making them suitable for desktop publishing tasks that require quick and efficient production of documents.

The 1st computer instructions are available on boot up from the ROM BIOS. ROM BIOS stands for Read-Only Memory Basic Input/Output System, which is a firmware that is stored on a chip on the motherboard. It contains the initial instructions that the computer needs to start up and load the operating system. The ROM BIOS is responsible for performing a power-on self-test (POST), initializing hardware components, and loading the bootloader, which then loads the operating system.

Secondary memory refers to the storage devices that are external to the computer's main memory (primary memory). It is used for long-term storage of data and programs, even when the computer is turned off. Auxiliary memory is another term used to describe secondary memory, as it assists the primary memory in storing and retrieving data. Therefore, the correct answer is "Auxiliary memory."

TCP (Transmission Control Protocol) is a connection-oriented subprotocol. This means that it establishes a reliable and ordered connection between two devices before transmitting data. TCP ensures that all packets are received in the correct order and retransmits any lost or corrupted packets. It also provides flow control and congestion control mechanisms to optimize network performance. This connection-oriented nature of TCP makes it suitable for applications that require reliable and ordered data transmission, such as web browsing, email, and file transfer.

ICs, or integrated circuits, are classified based on the number of transistors they contain. Transistors are the fundamental building blocks of ICs, and their number determines the complexity and functionality of the circuit. ICs with a higher number of transistors can perform more complex tasks and have more advanced features. Therefore, the number of transistors is a crucial factor in classifying ICs. The other options, such as the manufacturing company or the type of computer, are not relevant in determining the classification of ICs.

The correct answer is ThinkPad. ThinkPad is the name of the series of laptop computers manufactured by IBM. It is a well-known and popular brand of laptops known for its durability, performance, and innovative features. ThinkPad laptops are widely used in business and professional settings due to their reliability and high-quality build.

DirectX is a software technology developed by Microsoft that is specifically designed to provide a platform for running and displaying applications rich in multimedia elements, particularly games and videos. It acts as a driver for graphic hardware, enabling the software to communicate and utilize the capabilities of the graphics card efficiently. Therefore, it is not a computer part or a user interface, but rather a software solution that facilitates the smooth functioning of graphics-intensive applications.

RS-232 is a standard that applies to serial ports. Serial ports are used to connect devices such as modems, printers, and mice to a computer. RS-232 is a communication protocol that defines the electrical and functional characteristics of the serial connection, allowing data to be transmitted and received between devices. This standard has been widely used in computer systems for many years, making it a common and important feature in the field of computer hardware and communication.

Computer software includes operating system programs, application programs, and packaged programs. Operating system programs are essential for running and managing the computer's hardware and software resources. Application programs are designed for specific tasks such as word processing, spreadsheet management, and graphic design. Packaged programs refer to software packages that are commercially available and can be purchased and installed on a computer system. Therefore, the correct answer is "All of these" as computer software includes all three types of programs.

Nortel is a company that specializes in manufacturing network equipment. This includes devices such as routers, switches, and telecommunications equipment that are essential for the functioning of computer networks. Nortel's expertise lies in providing solutions for data, voice, and multimedia communications, making them a leading player in the network equipment industry.

In the latest generation computers, instructions are executed both sequentially and in parallel. This means that some instructions are executed one after the other in a sequential manner, while other instructions are executed simultaneously or in parallel. This allows for faster and more efficient processing of tasks, as multiple instructions can be executed at the same time. Sequential execution ensures that instructions are executed in the correct order, while parallel execution maximizes the use of available resources and speeds up the overall processing time. Therefore, the correct answer is that instructions are executed both sequentially and in parallel in the latest generation computers.

Firmware refers to programs or software that are permanently stored in read-only memory (ROM) of a device. Unlike software, which can be modified or updated by the user, firmware is not easily changeable and is designed to control the hardware of a device. Therefore, the correct answer for this question is firmware.

Traditional switches operate at the data link layer of the OSI model. The data link layer is responsible for the reliable transfer of data between two directly connected devices, such as switches or network interface cards. It provides error detection and correction, as well as flow control and framing of data packets. Switches use MAC addresses at this layer to forward data packets to the correct destination device within a local area network.

The first thing to check when a new IDE hard drive is not recognized by the system BIOS is the jumpers on the hard drive. Jumpers are small connectors that determine the drive's configuration, such as master or slave. If the jumpers are not set correctly, the system may not be able to detect the drive. By checking the jumpers and ensuring they are properly configured, the system BIOS should be able to recognize the new hard drive.

Sony is the correct answer because they were one of the pioneers in the development of floppy disk drives. In the 1980s, Sony introduced the 3.5-inch floppy disk drive, which became the standard for portable storage. They played a significant role in popularizing floppy disks and making them a widely used storage medium. While other companies like IBM, Panasonic, and Samsung also contributed to the development of floppy disk drives, Sony's involvement and innovation in this field make them the most appropriate choice for the correct answer.

Incorrect CMOS settings can cause a fixed disk error. The CMOS (Complementary Metal-Oxide-Semiconductor) settings store important information about the computer's hardware configuration. If these settings are incorrect, such as the disk configuration settings, it can lead to errors when accessing the fixed disk. This can result in the computer being unable to boot or read data from the hard drive. Therefore, incorrect CMOS settings can be a potential cause for a fixed disk error.

A source program is a program that is written in a high-level programming language and is intended to be translated into machine language. This means that it is not directly executable by the computer and needs to be converted into a format that the computer can understand and execute.

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NTP (Network Time Protocol) is a simple Application layer protocol used to synchronize the clocks of computers on a network. It allows computers to accurately maintain time by communicating with a reference clock source, such as a time server. NTP ensures that all devices on the network have consistent and accurate time, which is important for various network operations and applications that rely on synchronized time.

A hub is a device that allows multiple devices to connect to a network by providing multiple output ports. It acts as a repeater, receiving data from one port and sending it to all other ports, allowing all connected devices to receive the data. Therefore, a hub fits the description of a repeater with more than one output port.

The correct answer is IP. IP (Internet Protocol) is the sub-protocol that enables TCP/IP to internetwork, allowing it to traverse multiple LAN segments and different types of networks through a router. TCP/IP uses IP for addressing and routing packets across different networks, ensuring that data packets reach their intended destinations. IP is responsible for the logical addressing of devices on a network and the fragmentation and reassembly of data packets as they travel across different networks.

The term 10/100 in relation to a network interface card refers to the maximum speed at which data can be transmitted over the network. It indicates that the card is capable of transmitting data at either 10 megabits per second or 100 megabits per second, depending on the network's capabilities. This term is commonly used to describe Ethernet network cards, where 10/100 indicates compatibility with both 10 Mbps and 100 Mbps networks.

Acer is a Personal Computer manufacturer from Taiwan. Sony is a Japanese company known for its electronics products, IBM is an American multinational technology company, and Samsung is a South Korean conglomerate. Therefore, Acer is the correct answer as it is the only option from Taiwan.

The 34-pin connection on an I/O card is typically used for connecting a floppy drive. Floppy drives use a 34-pin ribbon cable to transfer data between the drive and the computer. This type of connection was commonly used in older computer systems before the advent of USB and other modern storage technologies. SCSI drives, IDE drives, and Zip drives typically use different types of connections, such as SCSI cables, IDE cables, or USB cables, respectively.

A collision domain is the portion of an Ethernet network where collisions occur if two nodes transmit data at the same time. In other words, it is the area in which network devices share the same network segment and can potentially interfere with each other's transmissions. When two devices send data simultaneously, a collision occurs, and both devices must retransmit their data. This concept is important to understand for network troubleshooting and designing efficient network architectures.

IEEE 1284 is the correct answer because it is the standard that governs parallel communications. RS232 and RS-232a are standards for serial communications, not parallel. CAT 5 is a standard for Ethernet cables, not specifically for parallel communications.

The Memory Address Register (MAR) is responsible for holding the address of the active memory location. It is used to specify the address where data needs to be read from or written to in the memory. The MAR acts as an intermediary between the Central Processing Unit (CPU) and the memory, allowing the CPU to access specific memory locations. By holding the address of the active memory, the MAR enables efficient and accurate data retrieval and storage operations.

The correct answer is PCIe. PCIe stands for Peripheral Component Interconnect Express, which is a high-speed expansion bus commonly used for connecting various devices to a computer's motherboard. It is currently the most popular expansion board NIC (Network Interface Card) due to its fast data transfer rates and compatibility with modern computer systems.

Assembly language programs are the software used to drive microprocessor-based systems. Assembly language is a low-level programming language that is specific to a particular processor architecture. It uses mnemonic codes to represent machine instructions, making it easier for programmers to write and understand code that directly interacts with the hardware. Firmware refers to software that is embedded in a hardware device, but it is not specific to microprocessor-based systems. BASIC interpreter instructions and flowchart instructions are not specifically used to drive microprocessor-based systems.

A microcomputer is formed by the combination of a microprocessor unit, a memory unit, and an input/output unit. The microprocessor unit is responsible for executing instructions and performing calculations, the memory unit stores data and instructions, and the input/output unit allows communication between the microcomputer and external devices. Therefore, a microcomputer is the correct answer as it encompasses all three components required for a functioning computer system.

Gateways are combinations of networking hardware and software that connect two dissimilar kinds of networks. Unlike routers and switches which primarily handle data forwarding within a network, gateways serve as an interface between different types of networks, such as connecting a local area network (LAN) to a wide area network (WAN). Gateways are responsible for protocol translation and data format conversion, allowing communication between networks that use different protocols or technologies. They can also provide additional security features and perform network address translation (NAT) to enable communication between networks with different IP addressing schemes.

To eliminate the possibility of a broadcast storm, switches and bridges implement the Spanning Tree Protocol (STP). STP is a network protocol that prevents loops in Ethernet networks by creating a loop-free logical topology. It achieves this by dynamically selecting a root bridge and calculating the shortest path to reach each network segment. STP also provides redundancy by automatically blocking redundant links and activating them only if the active link fails, thus preventing broadcast storms caused by endless loops in the network.

A router is a multiport connectivity device that directs data between nodes on a network. Routers use routing tables to determine the best path for data packets to travel from one network to another. They can connect multiple networks together and are responsible for forwarding data packets based on their destination IP addresses. Unlike switches and bridges, routers operate at the network layer of the OSI model and can connect networks using different protocols. Gateways, on the other hand, are devices that connect networks with different architectures or protocols.

SCSI hard drives provide the fastest access to large video files. SCSI (Small Computer System Interface) is a high-performance interface that allows for faster data transfer rates compared to other options like IDE (Integrated Drive Electronics) or EIDE (Enhanced IDE) hard drives. SCSI drives are designed for professional use and offer faster seek times, higher data transfer rates, and better overall performance, making them ideal for handling large video files efficiently.

The index hole is related to the CPU. The index hole is a small hole located on the edge of a CPU chip. It is used for alignment purposes during the installation of the CPU onto the motherboard. The index hole helps ensure that the CPU is inserted correctly and in the right orientation, preventing any damage to the chip or the motherboard.

When data is entered into a memory location, it will erase the previous content. This means that the new data will replace the existing data in that memory location.

A physical topology refers to the arrangement of devices and cables in a network. It shows how devices are physically connected to each other. By depicting a network in broad scope, it provides an overview of the network layout, showing the general arrangement of devices and their connections. This helps in understanding the overall structure and organization of the network, without going into specific device types, connectivity methods, or addressing schemes.