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Quizzes
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1
IP is a _________ protocol.
A)connection-oriented unreliable
B)connection-oriented reliable
C)connectionless unreliable
D)connectionless reliable
2
An HLEN value of decimal 10 means _______.
A)there are 10 bytes of options
B)there are 10 bytes in the header
C)there are 40 bytes of options
D)there are 40 bytes in the header
3
If the fragment offset has a value of 100, it means that _______.
A)the datagram has not been fragmented
B)the datagram is 100 bytes in size
C)the first byte of the datagram is byte 800
D)None of the choices are correct
4
What is needed to determine the number of the last byte of a fragment?
A)offset number
B)total length
C)both offset number and the total length
D)None of the choices are correct
5
The IP header size is _______ bytes long.
A)20 to 60
B)20
C)60
D)None of the choices are correct
6
Packets in the IP layer are called _________.
A)segments
B)datagrams
C)frames
D)None of the choices are correct
7
The total length field defines the total length of the datagram _________.
A)including the header
B)excluding the header
C)excluding the option length
D)None of the choices are correct
8
When a datagram is encapsulated in a frame, the total size of the datagram must be less than the _______.
A)MUT
B)MAT
C)MTU
D)None of the choices are correct
9
ICMP is a (an) _________ layer protocol.
A)application-layer protocol that helps TCP/IP at the network layer
B)transport-layer protocol that helps TCP/IP at the network layer
C)network-layer protocol
D)data-link layer protocol that helps TCP/IP at the network layer
10
Which of the following is true about ICMP messages?
A)An ICMP error message may be generated for an ICMP error message
B)An ICMP error message may be generated for a fragmented datagram
C)An ICMP error message may be generated for a multicast datagram
D)None of the choices are correct
11
When a host moves to a new network, its original address is referred to as __________.
A)home
B)care-of
C)foreign
D)None of the choices are correct
12
Which of the following addresses are permanent in mobile IP?
A)home
B)care-of
C)foreign
D)None of the choices are correct
13
To communicate with a remote host, a computer needs to go through __________ phase(s).
A)one
B)two
C)three
D)None of the choices are correct
14
In mobile IP communication, the first phase is called __________.
A)agent discovery
B)registration
C)data transfer
D)None of the choices are correct
15
In mobile IP communication, the second phase is called __________.
A)agent discovery
B)registration
C)data transfer
D)None of the choices are correct
16
In mobile IP communication, the third phase is called __________.
A)agent discovery
B)registration
C)data transfer
D)None of the choices are correct
17
In mobile IP communication, inefficiency in triangle routing is ________ the one in double crossing.
A)more severe than
B)less severe than
C)in the same level as
D)None of the choices are correct





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