Deck 4: Network Layer

Question 1

The IP address 10000011 11100011 10101010 11000011 is written in dotted decimal notation as _____.

A)131.227.170.195
B)131.247.170.193
C)131.227.167.193
D)131.237.168.195

Answer 1

A

Question 2

The IP address 10001011 11101010 10111010 11001110 is written in dotted decimal notation as _____.

A)139.224.176.206
B)137.247.170.193
C)139.234.186.206
D)137.237.168.195

Answer 2

C

Question 3

When you use a GPS to navigate to the destination,the street address of the final destination is analogous to the _____.

A)IP address of a packet
B)MAC address of a frame
C)port address of an application
D)header length of a packet

Answer 3

A

Question 4

The right-most bits of an IP address identify the _____.

A)host on the network
B)the network in which the host is located
C)the manufacturer of the host's networking hardware
D)the country in which the host is located

Question 5

The binary number 1100111 represents the decimal number _____.

A)187
B)197
C)189
D)199

Question 6

The binary number 10001110 represents the decimal number _____.

A)140
B)138
C)142
D)144

Question 7

The current version of IP is _____.

A)2
B)4
C)8
D)16

Question 8

The IP address 172.16.80.125 is written in binary notation as _____.

A)10101100 00010000 01010001 01111101
B)10101100 00010000 01010000 01111101
C)10101100 00010000 01010000 01111100
D)10101101 00010000 01010000 01111101

Question 9

The advantages)of using two different addresses on a computer MAC address and IP address)include _____.

A)it is possible to upgrade the IP software without upgrading the network hardware
B)it is possible to upgrade the network hardware without upgrading the IP software
C)the data link and network layers can be independent of each other
D)All of the above

Question 10

A 6-bit binary number can be used to uniquely label _____________ objects.

A)64
B)32
C)16
D)256

Question 11

A 12-bit binary number can be used to uniquely label _____________ objects.

A)8,192
B)1,024
C)2,048
D)4,096

Question 12

When you use a GPS to navigate to the destination,the intermediate exit numbers along the route are analogous to the _____.

A)IP address of a packet
B)MAC address of a frame
C)port address of an application
D)header length of a packet

Question 13

IP provides _____.

A)best effort delivery
B)guaranteed delivery
C)priority delivery
D)error-free delivery

Question 14

The binary representation of the decimal number 212 is _____.

A)10110100
B)10110100
C)11101110
D)11010100

Question 15

The binary representation of the decimal number 231 is _____.

A)11000011
B)11100011
C)11100111
D)11000111

Question 16

The network layer is responsible for transferring packets of data from the _____.

A)source computer to the destination computer on the same network
B)source computer to the destination computer via one of more networks
C)source computer to the destination computer on adjacent networks
D)source computer to the Internet

Question 17

The IP address 192.168.50.75 is written in binary notation as _____.

A)11000001 10101000 00110011 01001011
B)11000000 10101001 00110010 01001011
C)10000000 10101000 00110010 01001010
D)11000000 10101000 00110010 01001011

Question 18

The left-most bits of an IP address identify the _____.

A)host on the network
B)the network in which the host is located
C)the manufacturer of the host's networking hardware
D)the country in which the host is located

Question 19

The time to live field of an IP packet indicates _____.

A)the remaining life of the packet in seconds
B)the remaining life of the packet in network hops
C)the announced life of the packet by the source
D)the number of routers encountered by the packet during its journey

Question 20

An address is _____.

A)a unique label associated with an object
B)the name of an application
C)a unique label that helps locate an object on a network
D)None of the above

Question 21

The disadvantage of address classes was that _____.

A)it could support network of different sizes
B)it wasted too many IP addresses,particularly among the largest networks
C)it was too easy to obtain an IP address block
D)None of the above

Question 22

In IPv6,the source and destination address fields are _____ bits long.

A)32
B)64
C)128
D)96

Question 23

Using CIDR,and organization that needs 2,000 IP addresses is best served by a _____.

A)/21 address block
B)/20 address block
C)/24 address block
D)/22 address block

Question 24

An organization with a /20 CIDR address block can have at most _____.

A)2,048 hosts
B)4,096 hosts
C)1,024 hosts
D)512 hosts

Question 25

CIDR stands for _____.

A)classed inter-domain routing
B)classless inter-district routing
C)classless international and domestic routing
D)classless inter-domain routing