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Thursday, January 13, 2011

(MCQ) of Computer Communication Network

1. If a computer on the network shares resources for others to use, it is called ____
a. Server
b. Client
c. Mainframe
Answer : a

2. Terminators are used in ______ topology.

a. Bus
b. Star
Answer : a

3. In _____ topology, if a computer’s network cable is broken, whole network goes down.
a. Bus
b. Star
Answer : a

4. For large networks, _______ topology is used.

a. Bus
b. Star
c. Ring
Answer : b

5. ISO stands for
a. International Standard Organization
b. International Student Organization
c. Integrated Services Organization
Answer : a

6. ISO OSI model is used in
a. Stand alone PC
b. Network environment
Answer : b

7. Network cable lies on _____ layer
a. Application
b. Network
c. Physical

8. ____ layer decides which physical pathway the data should take.
a. Application
b. Network
c. Physical
Answer : c

9. ISDN is an example of ______ network

a. Circuit switched
b. Packet switched
Answer : a

10. X.25 is an example of ______ network

a. Circuit switched
b. Packet switched
Answer : b

11. _____________ allows LAN users to share computer programs and data.

a. Communication server
b. Print server
c. File server
Answer : c

12. Print server uses ________ which is a buffer that holds data before it is send to the printer.
a. Queue
b. Spool
c. Node
Answer : b

13. A standalone program that has been modified to work on a LAN by including concurrency controls such as file and record locking is an example of____
a. LAN intrinsic software
b. LAN aware software
c. Groupware
d. LAN ignorant software
Answer : a

14. The ______ portion of LAN management software restricts access, records user activities and audit data etc.
a. Configuration management
b. Security management
c. Performance management
Answer : b

15. What is the max cable length of STP?
a. 100 ft
b. 200 ft
c. 100 m
d. 200 m
Answer : d

16. What is the max data capacity of STP?
a. 10 mbps
b. 100 mbps
c. 1000 mbps
d. 10000 mbps
Answer : b

17. Which connector STP uses?
a. BNC
b. RJ-11
c. RJ-45
d. RJ-69
Answer : c

18. What is the central device in star topology?
a. STP server
b. Hub/switch
c. PDC
d. Router
Answer : b

19. What is max data capacity for optical fiber cable?

a. 10 mbps
b. 100 mbps
c. 1000 mbps
d. 10000 mbps
Answer : c

20. Which of the following architecture uses CSMA/CD access method?
a. ARCnet
b. Ethernet
Answer : b

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