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TCP/IP Protocol Suite, 4/e
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Chapter 01 - Multi...
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Chapter 05 - Multi...
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Chapter 05 - Multiple Choice Quiz



1

An IPv4 address is __________ bits long.
A)16
B)128
C)32
D)None of the choices are correct
2

An IPv4 address is normally represented in base ____ or dotted-decimal notation.
A)16
B)265
C)10
D)None of the choices are correct
3

In classful addressing, the IPv4 address space is divided into __________ classes.
A)3
B)4
C)5
D)None of the choices are correct
4

In class A, the netid is between ______________.
A)0 to 127
B)128 to 191
C)192 to 223
D)None of the choices are correct
5

In class B, the netid is between ______________.
A)0 to 127
B)128 to 191
C)192 to 223
D)None of the choices are correct
6

In class C, the netid is between ______________.
A)0 to 127
B)128 to 191
C)192 to 223
D)None of the choices are correct
7

The default mask for class A is ______________.
A)255.255.0.0
B)255.0.0.0.
C)255.255.255.0
D)None of the choices are correct
8

The default mask for class B is ______________.
A)255.255.0.0
B)255.0.0.0.
C)255.255.255.0
D)None of the choices are correct
9

The default mask for class C is ______________.
A)255.255.0.0
B)255.0.0.0.
C)255.255.255.0
D)None of the choices are correct
10

The default mask for class D is ______________.
A)255.255.0.0
B)255.0.0.0.
C)255.255.255.0
D)None of the choices are correct
11

The default mask for class E is ______________.
A)255.255.0.0
B)255.0.0.0.
C)255.255.255.0
D)None of the choices are correct
12

In classless addressing, __________ is assigned to a organization.
A)a variable-length block
B)a fixed-length
C)a fixed number of blocks
D)None of the choices are correct
13

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 choices are correct
14

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 choices are correct
15

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 choices are correct
16

Which address could be the beginning address of a block of 16 classless addresses?
A)2.4.6.5
B)2.4.6.15
C)2.4.6.62
D)None of the choices are correct
17

Which address could be the beginning address of a block of 256 classless addresses?
A)2.4.6.5
B)2.4.6.15
C)2.4.6.0
D)None of the choices are correct
18

What is the first address of a block of classless addresses if one of the addresses is 12.2.2.76/27?
A)12.2.2.0
B)12.2.2.32
C)12.2.2.64
D)None of the choices are correct
19

What is the first address of a block of classless addresses if one of the addresses is 12.2.2.76/10?
A)12.0.0.0
B)12.2.0.0
C)12.2.2.2
D)None of the choices are correct
20

What is the first address of a block of classless addresses if one of the addresses is 12.2.2.127/28?
A)12.2.2.0
B)12.2.2.96
C)12.2.2.112
D)None of the choices are correct
21

Find the number of addresses in a block of classless addresses if one of the addresses is 12.2.2.7/24.
A)32
B)64
C)256
D)None of the choices are correct
22

Find the number of addresses in a block of classless addresses if one of the addresses is 12.2.2.7/30.
A)2
B)4
C)8
D)None of the choices are correct
23

What is the last address of a block of classless addresses if one of the addresses is 12.2.2.127/28?
A)12.2.2.16
B)12.2.2.112
C)12.2.2.127
D)None of the choices are correct
24

What is the last address of a block of classless addresses if one of the addresses is 12.2.2.6/30?
A)12.2.2.2
B)12.2.2.6
C)12.2.2.7
D)None of the choices are correct
25

In fixed-length subnetting, the number of subnets must _______.
A)be a power of 2
B)be a multiple of 128
C)be divisible by 128
D)None of the choices are correct
26

An organization is granted a block; one address is 2.2.2.64/20. The organization needs 10 subnets. What is the subnet prefix length?
A)/20
B)/24
C)/25
D)None of the choices are correct
27

An organization is granted a block; one address is 2.2.2.64/25. If the subnet prefix length is /28, what is the maximum number of subnets?
A)2
B)4
C)8
D)None of the choices are correct
28

An organization is granted a block of classless addresses with the starting address 199.34.76.64/28. How many addresses are granted?
A)8
B)16
C)32
D)None of the choices are correct
29

An organization is granted a block of classless addresses with the starting address 199.34.76.128/29. How many addresses are granted?
A)8
B)16
C)32
D)None of the choices are correct
30

An organization is granted a block of classless addresses with the starting address 199.34.32.0/27. How many addresses are granted?
A)8
B)16
C)32
D)None of the choices are correct
31

What is the default mask for class A in CIDR notation?
A)/9
B)/8
C)/16
D)None of the choices are correct
32

What is the default mask for class B in CIDR notation?
A)/9
B)/8
C)/16
D)None of the choices are correct
33

What is the default mask for class C in CIDR notation?
A)/24
B)/8
C)/16
D)None of the choices are correct
34

In ________ addressing, when an address is given, we can find the beginning address and the range of addresses.
A)classless
B)classful
C)both classless and classful
D)None of the choices are correct
35

In classless addressing, the ______ is another name for the common part of the address range.
A)suffix
B)prefix
C)netid
D)None of the choices are correct
36

In classless addressing, the _______ is the varying part (similar to the hostid).
A)suffix
B)prefix
C)hostid
D)None of the choices are correct
37

In classless addressing, the prefix length defines the _____________.
A)netid
B)hostid
C)mask
D)None of the choices are correct
38

In a block, the prefix length is /22; what is the mask?
A)255.255.255.0
B)255.255.252.0
C)255.255.0.0
D)None of the choices are correct
39

In a block, the prefix length is /15; what is the mask?
A)255.254.0.0
B)255.255.255.0
C)255.255.255.128
D)None of the choices are correct
40

In a block, the mask is 255.255.192.0; what is the prefix length?
A)/20
B)/28
C)/18
D)None of the choices are correct
41

In a block, the mask is 255.255.255.224; what is the prefix length?
A)/20
B)/19
C)/20
D)None of the choices are correct