Deck 5: Tcpip, Routing Tables, and Addressing

Question 1

Layer 2 from bottom in TCP/IP is the ___________.

A)Physical layer
B)Application layer
C)Transport layer
D)Internet layer

Answer 1

Internet layer

Question 2

IP address___________ the physical address.

A)is the same as
B)has no relation with
C)means
D)none

Answer 2

has no relation with

Question 3

IP makes a __________ of datagram delivery.

A)worst effort
B)guaranteed delivery
C)best effort
D)all of the above

Answer 3

best effort

Question 4

The _________ for all computers on the same physical network is the same.

A)host id
B)physical address
C)IP address
D)n/w-id

Question 5

In _______ forwarding, the mask and destination addresses are both 0.0.0.0 in the routing table.

A)next-hop
B)network-specific
C)host-specific
D)default

Question 6

In _______ forwarding, the destination address is a network address in the routing table.

A)next-hop
B)network-specific
C)host-specific
D)default

Question 7

In _______ forwarding, the routing table holds the address of just the next hop instead of complete route information.

A)next-hop
B)network-specific
C)host-specific
D)default

Question 8

The idea of address aggregation was designed to alleviate the increase in routing table entries when using ________.

A)classful addressing
B)classless addressing
C)both a and b
D)none of the above

Question 9

The principle of ________ states that the routing table is sorted from the longest mask to the shortest mask.

A)first mask matching
B)shortest mask matching
C)longest mask matching
D)none of the above

Question 10

The use of hierarchy in routing tables can ________ the size of the routing tables.

A)reduce
B)increase
C)both a and b
D)none of the above

Question 11

An ARP reply is normally _______.

A)broadcast
B)multicast
C)unicast
D)none of the above

Question 12

An ARP request is normally _______.

A)broadcast
B)multicast
C)unicast
D)none of the above

Question 13

A technique called ______ is used to create a subnetting effect.

A)ARP
B)RARP
C)proxy ARP
D)none of the above

Question 14

A _______ is an ARP that acts on behalf of a set of hosts.

A)ARP
B)RARP
C)proxy ARP
D)none of the above

Question 15

ICMP is a _________ layer protocol.

A)data link
B)transport
C)network
D)none of the above

Question 16

ICMP messages are divided into two broad categories: _____________.

A)query and error reporting messages
B)request and response messages
C)request and reply messages
D)none of the above

Question 17

An ICMP message has _____ header and a variable-size data section.

A)a 16-byte
B)a 32-byte
C)an 8-byte
D)none of the above

Question 18

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 each fragment.
C)An ICMP error message may be generated for a multicast datagram.
D)none is true

Question 19

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 only for the first fragment.
C)An ICMP error message may be generated for a multicast datagram.
D)none is true

Question 20

IGMP is a companion to the ______ protocol.

A)UDP
B)TCP
C)ICM
D)None of the above

Question 21

IGMP is _______ protocol.

A)an error reporting
B)a group management
C)a transmission
D)none of the above

Question 22

The number of addresses in a class A block is _______.

A)65,534
B)16,777,216
C)256
D)none of the above

Question 23

The number of addresses assigned to an organization in classless addressing _______.

A)can be any number
B)must be a multiple of 256
C)must be a power of 2
D)none of the above

Question 24

The first address assigned to an organization in classless addressing _______.

A)must be a power of 4
B)must be evenly divisible by the number of addresses
C)must belong to one of the A, B, or C classes
D)none of the above

Question 25

Which address could be the beginning address of a block of 32 classless addresses?

A)2.4.6.5
B)2.4.6.16
C)2.4.6.64
D)none of the above