Computer Awareness Quiz : Set – 46

1. Computer connected to a Local Area Network can

a) share information and/or share peripheral equipment

b) go on line

c) run faster

d) E-mail

e) None of these

Click Here to View Answer
a) share information and/or share peripheral equipment

2. Which of the following performs modulation and demodulation?

a) modem

b) satellite

c) coaxial cable

d) fiber optics

e) none of the above

Click Here to View Answer
a) modem

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

a) Multiplexing

b) Encoxing

c) Line discipline

d) Modulation

e) None of these

Click Here to View Answer
a) Multiplexing


4. Which multiplexing technique transmits analog signals ?

a) Asynchronous TDM

b) Synchronous TDM

c) FDM

d) Both b) and c)

e) None of these

Click Here to View Answer
c) FDM

5. Network   components   are connected to the same cable in the— topology,

a) mesh

b) ring

c) bus

d)   star

e) mixed

Click Here to View Answer
d)   star


6. Two or more computers connected to each other for shar-ing information form a —— 

a) pipeline

b) router

c) server

d) tunnel

e) network

Click Here to View Answer
e) network


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

a) CAN

b) WAN

c) DAN

d) LAN

e) TAN

Click Here to View Answer
b) WAN

8. For separating channels in FDM, it is necessary to use

a) Differentiation

b) Bandpass filters

c) Time slots

d) All of the above

e) None of these

Click Here to View Answer
c) Time slots

9. Which of the following refers to a small, single site network? 

a) CPJ

b) DSL

c) RAM

d) USB

e) LAN

Click Here to View Answer
e) LAN

10. Encryption and decryption are functions of

a) Transport layer

b) None of these

c) Presentation layer

d) Allot the above

e) Session layer

Click Here to View Answer
e) Session layer