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Kritima paliwal
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Kritima paliwal shared post from Prajakta Padalwar

Due to the pandemic, UPSC CSE Prelims which was supposed to be conducted on 31st May, 2020 had been postponed. New calendar with revised dates has been released on the official website of UPSC.

UPSC CSE Prelims will be conducted on 4th October, 2020.Visit the official website for more detail...

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Kritima paliwal shared post from Computer Networking

Router operates in which layer of OSI Reference Model ?

A

Layer 1 (Physical layer)

B

Layer 3 (Network layer)

C

Layer 4 (Tranport layer)

D

Layer 7 (Application layer)

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Kritima paliwal shared post from Computer Networking

What is the use of bridge in Network?

A

to connect LANs

B

to separate LANs

C

to control network speed

D

All of the above

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Kritima paliwal shared post from Computer Networking

ADSL is the abbreviation of

A

Asymmetric Dual subscriber Line

B

Asymmetric Digital system Line

C

Asymmetric Dual system Line

D

Asymmetric Digital subscriber Line

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Kritima paliwal shared post from Computer Networking

What is a Firewall in Computer Network ?

A

The physical boundary of network

B

An operating system of computer network

C

A system design to prevent unauthorized access

D

A web browsing Software

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Kritima paliwal shared post from Computer Networking

How many layer does OSI Reference Model has?

A

4

B

5

C

6

D

7

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