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Question 1 of 60 Quiz ID: q1

What is the size of an IPv4 address?

16 bits

24 bits

32 bits

64 bits

Question 2 of 60 Quiz ID: q2

What is an interface in the context of IP addressing?

A software program that manages IP addresses

A connection between host/router and physical link

A type of network cable

A protocol for data transmission

Question 3 of 60 Quiz ID: q3

How many interfaces do routers typically have?

Always one interface

Always two interfaces

Multiple interfaces

No interfaces

Question 4 of 60 Quiz ID: q4

How many interfaces do hosts typically have?

One or two interfaces

Always three interfaces

Multiple interfaces like routers

No interfaces

Question 5 of 60 Quiz ID: q5

Do Layer 2 switches have IP addresses associated with their interfaces?

Yes, all switches have IP addresses

No, switches do not have IPs associated with interfaces

Only some switches have IP addresses

Only managed switches have IP addresses

Question 6 of 60 Quiz ID: q6

An IP address consists of which two parts?

Network part and broadcast part

Subnet part (high order bits) and host part (low order bits)

Router part and switch part

Public part and private part

Question 7 of 60 Quiz ID: q7

What is a subnet?

A type of network cable

Device interfaces with same subnet part of IP address that can physically reach each other without intervening router

A protocol for network communication

A security feature for networks

Question 8 of 60 Quiz ID: q8

What does CIDR stand for?

Centralized Internet Domain Routing

Classless InterDomain Routing

Controlled Internet Data Routing

Classified Internet Domain Registry

Question 9 of 60 Quiz ID: q9

In CIDR notation, what does the '/x' represent in a.b.c.d/x?

The number of hosts in the network

The network class identifier

The number of bits in the subnet portion of the address

The subnet mask in decimal format

Question 10 of 60 Quiz ID: q10

What is the Network Address?

The last address of the IP block

The first address of the IP block

Any address in the middle of the IP block

The address used by routers only

Question 11 of 60 Quiz ID: q11

For the host IP 10.10.1.22/24, what is the Network Address?

10.10.1.1

10.10.1.0

10.10.0.0

10.10.1.255

Question 12 of 60 Quiz ID: q12

What is the Broadcast Address?

The first address of the IP block

The last address of the IP block

Any address that can broadcast

The router's address

Question 13 of 60 Quiz ID: q13

For the host IP 10.10.1.22/24, what is the Broadcast Address?

10.10.1.0

10.10.1.22

10.10.1.255

10.10.255.255

Question 14 of 60 Quiz ID: q14

Which organization assigned the private IP address ranges?

IEEE

IANA (Internet Assigned Numbers Authority)

ISO

ITU

Question 15 of 60 Quiz ID: q15

What is the Class A private IP range?

172.16.0.0 to 172.31.255.255

192.168.0.0 to 192.168.255.255

10.0.0.0 to 10.255.255.255

169.254.0.0 to 169.254.255.255

Question 16 of 60 Quiz ID: q16

What is the Class B private IP range?

10.0.0.0 to 10.255.255.255

172.16.0.0 to 172.31.255.255

192.168.0.0 to 192.168.255.255

224.0.0.0 to 239.255.255.255

Question 17 of 60 Quiz ID: q17

What is the Class C private IP range?

10.0.0.0 to 10.255.255.255

172.16.0.0 to 172.31.255.255

192.168.0.0 to 192.168.255.255

127.0.0.0 to 127.255.255.255

Question 18 of 60 Quiz ID: q18

Are private IP addresses routable on the Internet?

Yes, they are fully routable

No, they are considered non-routable

Only Class A private addresses are routable

They are routable only with special permission

Question 19 of 60 Quiz ID: q19

How many addresses are lost for every network or subnet?

One address

Two addresses

Three addresses

Four addresses

Question 20 of 60 Quiz ID: q20

Which address is reserved to represent the network itself?

Broadcast Address

Network Address

Gateway Address

Subnet Address

Question 21 of 60 Quiz ID: q21

Which address is reserved to address all hosts in a network or subnet?

Network Address

Gateway Address

Broadcast Address

Multicast Address

Question 22 of 60 Quiz ID: q22

In the example with network 172.19.0.0/16, what does /16 represent?

16 subnets available

16 hosts per subnet

Network mask of 16 bits

16 different network classes

Question 23 of 60 Quiz ID: q23

When subnetting 172.19.0.0/16 with a /24 subnet mask, what happens?

The network is divided into subnets

More hosts are created

The network becomes faster

Security is automatically improved

Question 24 of 60 Quiz ID: q24

How many subnets can be created when subnetting 172.19.0.0/16 with /24?

255 subnets

256 subnets

254 usable subnets

128 subnets

Question 25 of 60 Quiz ID: q25

How many hosts are available per subnet when using /24 subnetting?

256 hosts

255 hosts

254 hosts

253 hosts

Question 26 of 60 Quiz ID: q26

Can you subnet the network portion of an IP address?

Yes, you can subnet any portion

No, you can only subnet the host portion

Only with special permission

Only in private networks

Question 27 of 60 Quiz ID: q27

Does subnetting give you more hosts?

Yes, subnetting increases the total number of hosts

No, it only divides your larger network into smaller networks

Sometimes, depending on the subnet mask

Only in Class A networks

Question 28 of 60 Quiz ID: q28

What addresses do you lose when subnetting?

Only the network address

Only the broadcast address

The subnet address and broadcast address for each subnet

Only the gateway address

Question 29 of 60 Quiz ID: q29

Why would you want to subnet a network?

To increase the number of available hosts

To divide larger network into smaller networks and limit broadcasts

To make the network faster automatically

To reduce the cost of networking equipment

Question 30 of 60 Quiz ID: q30

In the detailed example, what is the host IP address given?

138.101.114.192

138.101.114.250

138.101.114.255

138.101.114.1

Question 31 of 60 Quiz ID: q31

What is the network mask in the detailed example?

255.255.255.192 (/26)

255.255.0.0 (/16)

255.255.255.0 (/24)

255.255.255.255 (/32)

Question 32 of 60 Quiz ID: q32

What is the subnet mask in the detailed example?

255.255.0.0 (/16)

255.255.255.0 (/24)

255.255.255.192 (/26)

255.255.255.128 (/25)

Question 33 of 60 Quiz ID: q33

What is the major network address for 138.101.114.250/16?

138.101.0.0

138.101.114.0

138.0.0.0

138.101.255.255

Question 34 of 60 Quiz ID: q34

What is the major network broadcast address for 138.101.114.250/16?

138.101.114.255

138.101.255.255

138.255.255.255

138.101.0.0

Question 35 of 60 Quiz ID: q35

What would be the range of hosts if 138.101.0.0/16 was not subnetted?

138.101.0.0 to 138.101.255.255

138.101.0.1 to 138.101.255.254

138.101.1.1 to 138.101.254.254

138.101.114.1 to 138.101.114.254

Question 36 of 60 Quiz ID: q36

In binary conversion, what decimal values do the bit positions represent from right to left?

1, 2, 4, 8, 16, 32, 64, 128

128, 64, 32, 16, 8, 4, 2, 1

1, 4, 16, 64, 128, 256, 512, 1024

8, 16, 32, 64, 128, 256, 512, 1024

Question 37 of 60 Quiz ID: q37

How do you find the subnet address using the bit-wise AND operation?

OR the IP address with the subnet mask

AND the IP address with the subnet mask

XOR the IP address with the subnet mask

Add the IP address and subnet mask

Question 38 of 60 Quiz ID: q38

In the AND operation, what is the result of 1 AND 1?

Undefined

Question 39 of 60 Quiz ID: q39

In the AND operation, what is the result of 0 AND anything?

The other value

Depends on the other value

Question 40 of 60 Quiz ID: q40

What is the subnet address for 138.101.114.250/26?

138.101.114.0

138.101.114.192

138.101.114.128

138.101.114.255

Question 41 of 60 Quiz ID: q41

What is the quick method for finding the subnet address?

Always use the AND operation

Find the last 1 bit in subnet mask, copy all bits to that point, add 0's for the rest

Convert everything to hexadecimal first

Use only the network portion

Question 42 of 60 Quiz ID: q42

How do you determine the subnet and host portions of an address?

Use only the network mask to divide everything

Use the Great Divide (network mask) and Small Divide (subnet mask) to separate network, subnet, and host portions

Count the number of 1's in the address

Always use /24 as the dividing point

Question 43 of 60 Quiz ID: q43

For the host portion, how do you find the subnet address?

Set all host bits to 1

Set all host bits to 0

Set the first host bit to 1, rest to 0

Set the last host bit to 1, rest to 0

Question 44 of 60 Quiz ID: q44

For the host portion, how do you find the first host address?

Set all host bits to 0

Set all host bits to 1

Set all host bits to 0 except the rightmost bit to 1

Set only the leftmost host bit to 1

Question 45 of 60 Quiz ID: q45

For the host portion, how do you find the last host address?

Set all host bits to 1

Set all host bits to 0

Set all host bits to 1 except the rightmost bit to 0

Set only the leftmost host bit to 1

Question 46 of 60 Quiz ID: q46

For the host portion, how do you find the broadcast address?

Set all host bits to 0

Set all host bits to 1

Set the first host bit to 1, rest to 0

Set the last host bit to 0, rest to 1

Question 47 of 60 Quiz ID: q47

In the example, what is the first host address in subnet 138.101.114.192/26?

138.101.114.192

138.101.114.193

138.101.114.194

138.101.114.255

Question 48 of 60 Quiz ID: q48

In the example, what is the last host address in subnet 138.101.114.192/26?

138.101.114.253

138.101.114.254

138.101.114.255

138.101.114.192

Question 49 of 60 Quiz ID: q49

In the example, what is the broadcast address for subnet 138.101.114.192/26?

138.101.114.254

138.101.114.255

138.101.255.255

138.101.114.192

Question 50 of 60 Quiz ID: q50

How many subnet bits are there in the example with /26 subnetting of a /16 network?

8 bits

10 bits

16 bits

6 bits

Question 51 of 60 Quiz ID: q51

How many total subnets are possible with 10 subnet bits?

512 subnets

1024 subnets

2048 subnets

256 subnets

Question 52 of 60 Quiz ID: q52

When might you subtract subnets from the total count?

Always subtract two subnets

If all-zeros subnet cannot be used and/or if all-ones subnet cannot be used

Only in private networks

Never subtract any subnets

Question 53 of 60 Quiz ID: q53

How many host bits are there in the /26 example?

4 bits

6 bits

8 bits

10 bits

Question 54 of 60 Quiz ID: q54

How many total addresses are available with 6 host bits?

32 addresses

64 addresses

128 addresses

256 addresses

Question 55 of 60 Quiz ID: q55

How many usable host addresses are there per subnet with 6 host bits?

64 hosts

63 hosts

62 hosts

60 hosts

Question 56 of 60 Quiz ID: q56

What addresses are subtracted from the total to get usable host addresses?

First and last addresses only

Subnet address and broadcast address

Network address and gateway address

Router address and switch address

Question 57 of 60 Quiz ID: q57

In CIDR notation, what does 200.23.16.0/23 mean?

23 subnets are available

23 hosts per subnet

The first 23 bits represent the subnet portion

The address belongs to Class 23

Question 58 of 60 Quiz ID: q58

Which of the following is true about subnetting?

It increases the total number of available host addresses

It allows better traffic management and broadcast control

It automatically improves network security

It reduces the need for routers

Question 59 of 60 Quiz ID: q59

What is the main disadvantage of subnetting?

It makes the network slower

It requires more expensive equipment

You lose host addresses for subnet and broadcast addresses

It only works with private IP addresses

Question 60 of 60 Quiz ID: q60

Which of the following statements about IP addressing is correct?

All IP addresses are globally unique

Private IP addresses are unique within a given private network but not globally

Public IP addresses can be used in private networks

IP addresses are assigned randomly

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