3DX5X Volume 2
Volume 2 of 3DX5X (URE's)
- 1.
(201) What layer of the Open System Interconnect model defines the electrical, mechanical, procedural, and functional specifications for links between communicating network systems?
- A.
Physical.
- B.
Data Link.
- C.
Network.
- D.
Transport.
Correct Answer
A. Physical. -
- 2.
(201) The Institute of Electrical and Electronics Engineers divide the Open System Interconnect Data Link Layers into what two sublayers?
- A.
High Level Data Link Control and Synchronous Data Link Control.
- B.
Logical Link Control and Media Access Control.
- C.
Distance Vector and Link State.
- D.
RS–232 and RS–530.
Correct Answer
B. Logical Link Control and Media Access Control. -
- 3.
(201) At what Open System Interconnect layer do network switches and bridges operate?
- A.
Network.
- B.
Physical.
- C.
Data Link.
- D.
Transport.
Correct Answer
C. Data Link. -
- 4.
(201) At what Open System Interconnect layer do routers operate?
- A.
Network.
- B.
Physical.
- C.
Data Link.
- D.
Transport.
Correct Answer
A. Network. -
- 5.
(201) At what Open System Interconnect layer are common data compression and encryption schemes used?
- A.
Application.
- B.
Session.
- C.
Presentation.
- D.
Transport.
Correct Answer
C. Presentation. -
- 6.
(201) What Open System Interconnect layer is closest to the end user?
- A.
Application.
- B.
Session.
- C.
Presentation.
- D.
Transport.
Correct Answer
A. Application. -
- 7.
(201) What is a formal set of rules and conventions that govern how computers exchange information over a network medium?
- A.
Specification.
- B.
Standard.
- C.
Etiquette.
- D.
Protocol.
Correct Answer
D. Protocol. -
- 8.
(202) What topology defines the layout of a network’s devices and media?
- A.
Physical.
- B.
Logical.
- C.
Star.
- D.
Hybrid.
Correct Answer
A. Physical. -
- 9.
(202) What topology defines the way in which devices communicate, and data is transmitted, throughout the network?
- A.
Physical.
- B.
Logical.
- C.
Star
- D.
Hybrid
Correct Answer
B. Logical. -
- 10.
(202) What topology consists of devices connected to a common, shared cable?
- A.
Bus
- B.
Ring
- C.
Star
- D.
Hybrid
Correct Answer
A. Bus -
- 11.
(202) What topology consists of cable segments from each computer connected to a centralized component?
- A.
Bus
- B.
Ring
- C.
Star
- D.
Hybrid
Correct Answer
C. Star -
- 12.
(202) What topology combines two or more different physical topologies in a single network?
- A.
Bus
- B.
Ring
- C.
Star
- D.
Hybrid
Correct Answer
D. Hybrid -
- 13.
(203) Which network protocol has the Department of Defense chosen as its standard to govern the flow of information?
- A.
AppleTalk
- B.
NetBios Extended User Interface
- C.
Transport Control Protocol/Internet Protocol.
- D.
Internetwork Packet Exchange/ Sequenced Packet Exchange.
Correct Answer
C. Transport Control Protocol/Internet Protocol. -
- 14.
(203) 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?
- A.
Internet Protocol.
- B.
Address Resolution Protocol.
- C.
Reverse Address Resolution Protocol.
- D.
Internet Control Message Protocol.
Correct Answer
B. Address Resolution Protocol. -
- 15.
(203) What Transmission Control Protocol/Internet Protocol network layer protocol provides the IP address for a device that knows its own MAC address?
- A.
Internet Protocol.
- B.
Address Resolution Protocol.
- C.
Reverse Address Resolution Protocol.
- D.
Internet Control Message Protocol.
Correct Answer
C. Reverse Address Resolution Protocol. -
- 16.
(203) What Transmission Control Protocol/Internet Protocol network layer protocol provides messaging that can help with troubleshooting?
- A.
Internet Protocol.
- B.
Address Resolution Protocol.
- C.
Reverse Address Resolution Protocol.
- D.
Internet Control Message Protocol.
Correct Answer
D. Internet Control Message Protocol. -
- 17.
(203) What Transmission Control Protocol/Internet Protocol transport layer protocol provides reliable data delivery services?
- A.
Internet Protocol.
- B.
User Datagram Protocol.
- C.
Transmission Control Protocol.
- D.
Internet Control Message Protocol.
Correct Answer
C. Transmission Control Protocol. -
- 18.
(203) What application within Transmission Control Protocol/Internet Protocol is used to send and receive files via TCP?
- A.
File Transfer Protocol.
- B.
Trivial File Transfer Protocol.
- C.
Simple Mail Transfer Protocol.
- D.
HyperText Transfer Protocol.
Correct Answer
A. File Transfer Protocol. -
- 19.
(204) What type of network connects networks that are typically separated by geographical distances between cities, states, countries, or around the world?
- A.
Local Area Network.
- B.
Wide Area Network.
- C.
Virtual Private Network.
- D.
Metropolitan Area Network.
Correct Answer
B. Wide Area Network. -
- 20.
(204) 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?
- A.
Local Area Network.
- B.
Wide Area Network.
- C.
Virtual Private Network.
- D.
Metropolitan Area Network.
Correct Answer
C. Virtual Private Network. -
- 21.
(204) Which is a common port that contains Hyper Text Transfer Protocol servers and proxies?
- A.
Port 80.
- B.
Port 110.
- C.
Port 443.
- D.
Port 8080.
Correct Answer
D. Port 8080. -
- 22.
(205) How many bits are in an IPv4 address?
- A.
16 bits.
- B.
32 bits.
- C.
64 bits.
- D.
128 bits.
Correct Answer
B. 32 bits. -
- 23.
(205) Instead of using binary, how are IPv4 addresses expressed to be more user-friendly?
- A.
Colon Hexadecimal Format.
- B.
Dotted Decimal Notation.
- C.
Hexadecimal.
- D.
Octal.
Correct Answer
B. Dotted Decimal Notation. -
- 24.
(205) Using a range of 1–126 in the first octet of an IPv4 address, what class does it belong to?
- A.
Class A.
- B.
Class B.
- C.
Class C.
- D.
Class D.
Correct Answer
A. Class A. -
- 25.
(205) What IPv4 class address is used for networks with about 250 nodes?
- A.
Class C.
- B.
Class D.
- C.
Class E.
- D.
Class F.
Correct Answer
A. Class C. -
- 26.
(205) What IPv4 class address is used for multicast addressing?
- A.
Class C.
- B.
Class D.
- C.
Class E.
- D.
Class F.
Correct Answer
B. Class D. -
- 27.
(205) What IPv4 reserved address is used for loop back?
- A.
0.0.0.0.
- B.
127.0.0.1.
- C.
207.55.157.255.
- D.
255.255.255.255.
Correct Answer
B. 127.0.0.1. -
- 28.
(205) What is a mechanism that allows a network device to divide an IP address into a network and host number?
- A.
Subnet mask.
- B.
Broadcast.
- C.
Multicast.
- D.
Subnet.
Correct Answer
A. Subnet mask. -
- 29.
(205) What is the default classful subnet mask on class B networks?
- A.
255.255.0.0.
- B.
255.255.240.0.
- C.
255.255.255.0.
- D.
255.255.255.224.
Correct Answer
A. 255.255.0.0. -
- 30.
(205) What method borrows bits from the host field of an IP address to create a subnet?
- A.
Classful Subnet Masking.
- B.
Classless Inter-Domain Routing.
- C.
Virtual Private Networking.
- D.
Virtual Local Area Networking.
Correct Answer
B. Classless Inter-Domain Routing. -
- 31.
(206) Instead of using binary, how are IPv6 addresses expressed to be more user-friendly?
- A.
Colon Hexadecimal Format.
- B.
Dotted Decimal Notation.
- C.
Hexadecimal.
- D.
Octal.
Correct Answer
A. Colon Hexadecimal Format. -
- 32.
(206) What notation is expressed in leading zero compression for IPv6?
- A.
1234:1234:0:0:1234:0:0:1234.
- B.
10AB::3:0:1234:5678.
- C.
255.255.255.255.
- D.
127.0.0.1.
Correct Answer
A. 1234:1234:0:0:1234:0:0:1234. -
- 33.
(206) What notation is expressed in zero compression for IPv6?
- A.
1234:1234:0:0:1234:0:0:1234
- B.
10AB::3:0:1234:5678.
- C.
255.255.255.255.
- D.
127.0.0.1.
Correct Answer
B. 10AB::3:0:1234:5678. -
- 34.
(206) What Unicast address scope operates within a network segment, and will not originate from, or be destined to, an interface that requires a router to direct traffic?
- A.
Site-local.
- B.
Link-local.
- C.
Aggregatable Local.
- D.
Aggregatable Global.
Correct Answer
B. Link-local. -
- 35.
(206) What Unicast address scope is designed to be private, internally routable addresses that do not route outside the site?
- A.
Site-local.
- B.
Link-local.
- C.
Aggregatable Local.
- D.
Aggregatable Global.
Correct Answer
A. Site-local. -
- 36.
(206) What Unicast address scope is publicly accessible with the Network ID portion of the address broken up into different areas allowing for hierarchical design and allocation?
- A.
Site-local.
- B.
Link-local.
- C.
Aggregatable Local.
- D.
Aggregatable Global
Correct Answer
D. Aggregatable Global -
- 37.
(207) The computing part of the computer is the central processing unit, also called the
- A.
Control unit.
- B.
Minicomputer.
- C.
Microprocessor.
- D.
Arithmetic logic unit.
Correct Answer
C. Microprocessor. -
- 38.
(207) What two main components make up the central processing unit?
- A.
Control unit and read-only memory.
- B.
Control unit and arithmetic logic unit.
- C.
Arithmetic logic unit and read-only memory.
- D.
Arithmetic logic unit and random access memory.
Correct Answer
B. Control unit and arithmetic logic unit. -
- 39.
(207) What is the type of memory that retains data after power is removed or lost?
- A.
Volatile
- B.
Nonvolatile
- C.
Secured
- D.
Unsecured
Correct Answer
B. Nonvolatile -
- 40.
(207) Which landline transmission medium is the primary carrier of voice communications?
- A.
Twisted pair cable.
- B.
Fiber optic cable.
- C.
Coaxial cable.
- D.
Twinax cable.
Correct Answer
A. Twisted pair cable. -
- 41.
(207) An optical communications system is comprised of a
- A.
Transmitter, cable, and receiver.
- B.
Transmitter, cable, and logic analyzer.
- C.
Transmitter, transmission medium, and logic analyzer.
- D.
Transmitter, transmission medium, and protocol analyzer.
Correct Answer
A. Transmitter, cable, and receiver. -
- 42.
(207) Which of the following is not one of the three advantages to using wireless technology?
- A.
Ease of installation.
- B.
Lower Cost.
- C.
Safety.
- D.
Mobility
Correct Answer
C. Safety. -
- 43.
(207) The ability to move about without being tethered by wires in wireless technology is called
- A.
Mobility
- B.
Ease of installations.
- C.
War driving.
- D.
Motion capture technology.
Correct Answer
A. Mobility -
- 44.
(207) Which of the following is not one the four security threats to Wireless Local Area Network?
- A.
Rogue Access Points.
- B.
Direct Connections.
- C.
War Drivers.
- D.
Hackers.
Correct Answer
B. Direct Connections. -
- 45.
(207) Who is an authorized client that may unknowingly or maliciously help outside parties gain access to a network?
- A.
Auditor
- B.
Employee
- C.
War Driver.
- D.
Hacker
Correct Answer
B. Employee -
- 46.
(207) What organization developed several wireless standards to meet the demands of security, speed, and flexibility of today’s wireless networks?
- A.
Institute of Electrical Electronics Engineers.
- B.
International Organization for Standardization.
- C.
Internet assigned numbers authority.
- D.
National Science Foundation network.
Correct Answer
A. Institute of Electrical Electronics Engineers. -
- 47.
(208) How many peripherals can a Universal Serial Bus handle at once?
- A.
127
- B.
128
- C.
227
- D.
228
Correct Answer
A. 127 -
- 48.
(208) How many devices can connect to a FireWire bus?
- A.
63
- B.
64
- C.
65
- D.
66
Correct Answer
A. 63 -
- 49.
(209) What do you apply across Liquid Crystal Display material to change the alignment and light polarizing property?
- A.
Current.
- B.
Voltage
- C.
Resistance
- D.
Inductance
Correct Answer
B. Voltage -
- 50.
(210) What is a Data Link layer network device that logically separates a single network into two segments or collision domains in Ethernet networks?
- A.
Hub
- B.
Bridge
- C.
Switch
- D.
Router
Correct Answer
B. Bridge -
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Mar 19, 2022Quiz Edited by
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Jul 02, 2013Quiz Created by
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