Data Communication and Networks MCQ Set 6

1.            A computer circuit board installed in a computer so that it can be connected to a network?                           

a.       NIC

b.      Switch

c.       RJ45

d.      Hub

               

2.            A NIC card can be used for?                         

a.       FDDI

b.      Ethernet

c.       Microwave

d.      WiFi

               

               

3.            Which of the following is unbound transmission media?                                 

a.       UTP

b.      Co-axial

c.       Microwave

d.      Fiber Optics

               

               

4.            Which of the following memories needs refresh?                              

a.       SRAM

b.      DRAM

c.       ROM

d.      All of above

               

               

a)      5.            What is the set of information that defines the status of resources allocated to a process?                            

a.       Process control

b.      ALU

c.       Register Unit

d.      Process description

               

6. A form of wireless transmission in which signals are sent via pulses of infrared light?                    

a.       radio networking

b.      infrared transmission

c.       microwave transmission

d.      none of above

                          

               

7.            A communications device that combines transmissions from several I/O devices into one line is a?                            

a.       concentrator

b.      modifier

c.       multiplexer

d.      full-duplex line

               

               

8.            UTP cable has ___ pair of wires in it?                       

a.       3

b.      4

c.       5

d.      6

               

               

9.            Which of the following might not be present in a computer network?                      

a.       NIC

b.      Switch

c.       MODEM

d.      NOS

               

               

               

10.          To connect two networks of similar systems you will use a                             

a.       Bridge

b.      Gateway

c.       Router

d.      Any of above

Answers

1.a

2.b

3.c

4.b

5.d

6.b

7.c

8.b

9.c

10.a