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IIIT Hyderabad Practice Quiz : Computer network-1

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Question 1

Proxy Firewall operates at which layer of OSI Model

Question 2

Which statements are true about layers of TCP/IP model-

1) Transport layer sends data to internet layer after processing when computer transmitting message and it sends data to application layer when computer receiving message.

2) Internet layer sends data to transport layer after processing when computer transmitting message and it sends data to network access layer when computer receiving message.

3) Application layer sends data to transport layer after processing when computer transmitting message and it receive data from transport layer when computer receiving message.

4) Network access layer connect to transport layer to send message when computer receiving the message.

5) Application layer of receiver gets data from internet layer for further processing.

6) Internet layer of transmitter send data to network access layer.

Question 3

Which of the following are true?
1) Router is a Multiprotocol Converter.
2) Gateway is a multilayer Switch.
3) Switch is broadcast domain separator.

Question 4

Why bit stuffing is preferred over byte stuffing?

Question 5

Consider the following statement given below

S1 : In 1-persistent CSMA (Carrier Sense Multiple Access), a station senses the channel when it want to send a frame. If channel is idle then it send the frame otherwise it does not continually senses and wait for a random amount of time and repeats the same process.
S2 : Trace route always gives the right path from source to destination.
S3 : Link state is a inter domain protocol.
Which of the following statements is/are true?:

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Mar 26GATE & PSU CS