Term
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. |
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Definition
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Term
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. |
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Definition
| b. Logical Link Control and Media Access Control. |
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Term
3. (201) At what Open System Interconnect layer do network switches and bridges operate?
a. Network.
b. Physical.
c. Data Link.
d. Transport. |
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Definition
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Term
4. (201) At what Open System Interconnect layer do routers operate?
a. Network.
b. Physical.
c. Data Link.
d. Transport. |
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Definition
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Term
5. (201) At what Open System Interconnect layer are common data compression and encryption
schemes used?
a. Application.
b. Session.
c. Presentation.
d. Transport. |
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Definition
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Term
6. (201) What Open System Interconnect layer is closest to the end user?
a. Application.
b. Session.
c. Presentation.
d. Transport. |
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Definition
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Term
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. |
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Definition
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Term
8. (202) What topology defines the layout of a network’s devices and media?
a. Physical.
b. Logical.
c. Star.
d. Hybrid. |
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Definition
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Term
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. |
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Definition
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Term
10. (202) What topology consists of devices connected to a common, shared cable?
a. Bus.
b. Ring.
c. Star.
d. Hybrid. |
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Definition
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Term
11. (202) What topology consists of cable segments from each computer connected to a centralized
component?
a. Bus.
b. Ring.
c. Star.
d. Hybrid. |
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Definition
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Term
12. (202) What topology combines two or more different physical topologies in a single network?
a. Bus.
b. Ring.
c. Star.
d. Hybrid. |
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Definition
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Term
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. |
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Definition
| c. Transport Control Protocol/Internet Protocol. |
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Term
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. |
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Definition
| b. Address Resolution Protocol. |
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Term
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. |
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Definition
| c. Reverse Address Resolution Protocol. |
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Term
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. |
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Definition
| d. Internet Control Message Protocol. |
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Term
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. |
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Definition
| c. Transmission Control Protocol. |
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Term
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. |
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Definition
| a. File Transfer Protocol. |
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Term
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. |
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Definition
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Term
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. |
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Definition
| c. Virtual Private Network. |
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Term
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. |
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Definition
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Term
22. (205) How many bits are in an IPv4 address?
a. 16 bits.
b. 32 bits.
c. 64 bits.
d. 128 bits. |
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Definition
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Term
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. |
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Definition
| b. Dotted Decimal Notation. |
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Term
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. |
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Definition
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Term
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. |
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Definition
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Term
26. (205) What IPv4 class address is used for multicast addressing?
a. Class C.
b. Class D.
c. Class E.
d. Class F. |
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Definition
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Term
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. |
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Definition
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Term
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. |
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Definition
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Term
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. |
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Definition
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Term
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. |
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Definition
| b. Classless Inter-Domain Routing. |
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Term
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. |
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Definition
| a. Colon Hexadecimal Format. |
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Term
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. |
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Definition
| a. 1234:1234:0:0:1234:0:0:1234. |
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Term
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. |
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Definition
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Term
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. |
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Definition
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Term
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. |
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Definition
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Term
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. |
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Definition
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Term
| What are the two categories of the OSI Model? |
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Definition
Application (layers 5-7) and
Data transport layers (layers 1-4) |
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Term
What layer implements reliable Internetwork data transport services that are transparent to
upper layers and functions typically include flow control, multiplexing, virtual circuit
management, and error checking and recovery. |
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Definition
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Term
What class contains network addresses from 128-191 with 65,534 hosts on each network?
A. A
B. B
C. C
D. D
E. E |
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Definition
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Term
What IPv4 class address is used for research and development?
A. A
B. B
C. C
D. D
E. E |
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Definition
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