CDC 3DX5X Vol2 Ure1
Use this as a study aid only.
- 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
- 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.
- 3.(201) At what Open System Interconnect layer do network switches and bridges operate?
- A.
Network.
- B.
Physical
- C.
Data Link
- D.
Transport
- 4.(201) At what Open System Interconnect layer do routers operate?
- A.
Network
- B.
Physical
- C.
Data Link
- D.
Transport
- 5.(201) At what Open System Interconnect layer are common data compression and encryption schemes used?
- A.
Application
- B.
Session
- C.
Presentation
- D.
Transport
- 6.(201) What Open System Interconnect layer is closest to the end user?
- A.
Application.
- B.
Session
- C.
Presentation
- D.
Transport
- 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
- 8.(202) What topology defines the layout of a network’s devices and media?
- A.
Physical
- B.
Logical
- C.
Star
- D.
Hybrid
- 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
- 10.(202) What topology consists of devices connected to a common, shared cable?
- A.
Bus
- B.
Ring
- C.
Star
- D.
Hybrid
- 11.(202) What topology consists of cable segments from each computer connected to a centralized component?
- A.
Bus
- B.
Ring
- C.
Star
- D.
Hybrid
- 12.(202) What topology combines two or more different physical topologies in a single network?
- A.
Bus
- B.
Ring
- C.
Star
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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
- 22.(205) How many bits are in an IPv4 address?
- A.
16 bits
- B.
32 bits
- C.
64 bits
- D.
128 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.
- 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
- 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
Questions: 100 | Attempts: 10711 | Last updated: Jun 14, 2021
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Sample QuestionWhich enlisted training element is assigned by the supervisor in accordance with (IAW) AFI 36-2201, Classifying Military Personnel?
Questions: 124 | Attempts: 6404 | Last updated: Nov 30, 2016
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Sample QuestionWhat layer of the Open System Interconnect model defines the electrical, mechanical, procedural, and functional specifications for links between communicating network systems?
Questions: 224 | Attempts: 3612 | Last updated: Jan 4, 2021
-
Sample QuestionWhich enlisted training element is assigned by the supervisor in accordance with (IAW) AFI 36-2201,Classifying Military Personnel (officer and Enlisted)?
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