Computer Quiz

1. A set of rules that computer on a network use to commu-nicate with each other are called

(1)    Protocol

(2)    Regulations

(3)    Rules

(4)    Netiquettes

(5)    None of these

2. The sharing of a medium and its path by 2 or more devices is called ____ .

(1) Multiplexing

(2) Encoxing

(3) Line discipline

(4) Modulation

(5) None of these 

3. Network components are connected to the same cable in the _______ topology, 

(1) mesh

(2) ring

(3) bus

(4) star

(5) mixed

4.  Two or more computers connected to each other for sharing information form a _________ .

(1) pipeline

(2) router 

(3) server

(4) tunnel

(5) network 

5. Office LANs that are spread geographically apart on a large scale can be connected using a corporate ___________ . 

(1) CAN

(2) WAN 

(3) DAN

(4) LAN 

(5) TAN 

6. In OSI Model, Encryption and decryption are functions of

(1) Transport layer

(2) None of these

(3) Presentation layer

(4) Allot the above

(5) Session layer

7. A permanent virtual circuit involves

(1) All of the above

(2) Data transfer

(3) Connection release

(4) Connection establishment

(5) None of these

8. In OSI network architecture, the dialogue control and token management are responsibility of

(1) transport layer

(2) network layer

(3) session layer

(4) data link layer

(5) none of above

9. In OSI network architecture, the routing is performed by

(1) data link layer

(2) network layer

(3) transport layer

(4) session layer

(5) none of above

10. Which of the following performs modulation and demodulation? 

(1) fiber optics

(2) satellite

(3) coaxial cable

(4) modem

(5) none of the above

Answers :

1.   1
2.   1
3.   3
4.   5
5.   2
6.   3
7.   2
8.   3
9.   2
10. 4