Computer Network Mcqs

Page No. 45

During error reporting, ICMP always reports error messages to ________


aDestination

✖


b Source

✓


cNext router

✖


dPrevious router

✖


View Answer Source

Header size of the ICMP message is _________


a8-bytes

✓


b8-bits

✖


c16-bytes

✖


d16-bits

✖


View Answer 8-bytes

Internet Control Message Protocol (ICMP) has been designed to compensate _________


aError-reporting

✖


bError-correction

✖


cHost and management queries

✖


dAll of the mentioned

✓


View Answer All of the mentioned

Which of the following is not a step in the Header translation procedure?


aThe IPv6 mapped address is changed to an IPv4 address by extracting the rightmost 32bits

✖


bThe value of the IPv6 priority field is discarded

✖


cThe type of service field in IPv4 is set to zero

✖


dThe IPv6 flow label is considered

✓



Header translation uses ___________ to translate an IPv6 address to an IPv4 address.


aIP address

✖


bPhysical address

✖


cMapped address

✓


dMAC address

✖


View Answer Mapped address

___________ is necessary when the sender wants to use IPv6, but the receiver does not understand IPv6.


a Dual stack

✖


bHeader translation

✓


cConversion

✖


dTunneling

✖


View Answer Header translation

The correct format of packet in tunnel that uses IPv4 region is _______
_i. IPv6 header
ii. Payload
iii. IPv4 header


a iii-i-ii

✓


biii-ii-i

✖


ci-ii-iii

✖


di-iii-ii

✖


View Answer iii-i-ii

The strategy used when two computers using IPv6 want to communicate with each other and the packet must pass through a region that uses IPv4 is ______________


aDual stack

✖


bHeader translation

✖


cConversion

✖


dTunneling

✓


View Answer Tunneling

To determine which version to use when sending a packet to a destination, the source host queries which of the following?


aDual stack

✖


bDomain Name Server

✓


cHeader information

✖


dTransport layer

✖


View Answer Domain Name Server

Which of the following is not a transition strategy?


aDual stack

✖


bTunneling

✖


cConversion

✓


dHeader translation

✖


View Answer Conversion

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