Friday, 11 June 2021

Computer Networks - MCQs (#ComputerNetworks)(#ipumusings)(#eduvictors)

Computer Networks - MCQs

Computer Networks - MCQs (#ComputerNetworks)(#ipumusings)(#eduvictors)


Q1:Two or more computers connected close together in a local area e.g. building or office is called?

(a) WAN

(b) LAN

(c) The Internet

(d) Virtual Network Answer 



Q2: A computer network is ___ connected together.

(a) One computer 

(b) Two or more 

(c) Three or more 

(d) Four or more


Q3: Two or more computers connected together over a wide geographical area (e.g. county, country, and globe). What type of network is this?

(a) LAN

(b) School Network 

(c) WAN

(d) The Internet


Q4: In the layer hierarchy as the data packet moves from the upper to the lower layers, headers are:

(a) added

(b) removed 

(c) rearranged 

(d) modified



Q5: Which layer coordinates the functions required to transmit a bit stream over a physical medium?

(a) transport 

(b) network 

(c) data link 

(d) physical



Q6: Which OSI layer header contains the address of a destination host that is on another network?

(a) application

(b) transport

(c) network

(d) data link



Q7: Which layer of the OSI Model controls the reliability of communications between network devices using flow control, sequencing, and acknowledgements?

(a) Transport 

(b) Physical 

(c) Network 

(d) Session



Q8: Transmission media are usually categorised as:

(a) fixed or unfixed

(b) guided or unguided 

(c) determinate or indeterminate 

(d) metallic or non-metallic



Q9: Why a coaxial cable is less susceptible to noise than twisted-pair cable?

(a) Due to its inner conductor

(b) Because of diameter of cable

(c) Due to its outer conductor

(d) Because of the insulating material



Q10: Which of the following operate in both the physical and the DATA LINK layer?

(a) passive hub

(b) repeater

(c) bridge

(d) router



Q11: Which is the only layer of OSI layer that prevents itself from adding its own header to the data during the data transmission process?

(a) Application layer 

(b) Network layer

(c) Physical layer

(d) None of the above



Answers:

1: (b) LAN

2: (b) Two or more 

3: (c) WAN

4: (a) added

5: (d) physical

6: (c) network

7: (a) Transport 

8: (b) guided or unguided 

9: (c) Due to its outer conductor

10: (c) bridge

11: (c) Physical layer


👉See Also:

LAN vs WAN

What is Cloud Computing?



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