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U3L1 IPv4 Addressing Quiz

Total questions: 51

Worksheet time: 26mins

Name
Class
Date
1.

What is Mr. Cusack's room number?

(a)  

2.

What is the main purpose of an IP address?

a)

To uniquely identify a device on a network

b)

To store files on a server

c)

To encrypt network traffic

d)

To assign MAC addresses

e)

None of the answers are correct

3.

What type of address is a MAC address?

a)

A physical address

b)

A logical address

c)

A broadcast address

d)

A network ID

e)

None of the answers are correct

4.

How many hexadecimal digits are in a MAC address?

a)

12

b)

8

c)

16

d)

4

e)

None of the answers are correct

5.

Which rule states that every device on a network must be unique?

a)

Rule #1

b)

Rule #2

c)

Rule #3

d)

Rule #4

e)

None of the answers are correct

6.

What happens when a device connects to Wi-Fi?

a)

It is assigned an IP address

b)

It receives a MAC address

c)

It becomes a server

d)

It disables encryption

e)

None of the answers are correct

7.

What is another name for an IP address?

a)

Logical address

b)

Physical address

c)

Broadcast address

d)

Network ID

e)

None of the answers are correct

8.

Which IP version uses dotted decimal notation?

a)

IPv4

b)

IPv6

c)

MAC

d)

DNS

e)

None of the answers are correct

9.

How many octets are in an IPv4 address?

a)

4

b)

2

c)

6

d)

8

e)

None of the answers are correct

10.

What is the maximum value of an IPv4 octet?

a)

255

b)

128

c)

512

d)

1024

e)

None of the answers are correct

11.

Which IP class is reserved for multicast?

a)

Class D

b)

Class A

c)

Class B

d)

Class C

e)

None of the answers are correct

12.

What is the first octet range for a Class A address?

a)

1–126

b)

128–191

c)

192–223

d)

224–239

e)

None of the answers are correct

13.

What is the default subnet mask for a Class C network?

a)

255.255.255.0

b)

255.0.0.0

c)

255.255.0.0

d)

255.255.128.0

e)

None of the answers are correct

14.

What does the subnet mask determine?

a)

The network and host portions of an IP address

b)

The MAC address

c)

The default gateway

d)

The DNS server

e)

None of the answers are correct

15.

Which part of the IP identifies the device?

a)

Host ID

b)

Network ID

c)

MAC ID

d)

Default ID

e)

None of the answers are correct

16.

What address identifies the network itself?

a)

Network identifier address

b)

Host address

c)

Broadcast address

d)

Loopback address

e)

None of the answers are correct

17.

Which address is used to send data to all devices on a network?

a)

Broadcast address

b)

Network ID

c)

Host ID

d)

Loopback address

e)

None of the answers are correct

18.

What is the loopback address?

a)

127.0.0.1

b)

255.255.255.0

c)

192.168.0.1

d)

0.0.0.0

e)

None of the answers are correct

19.

What must be the same for two devices to communicate?

a)

Network ID

b)

Host ID

c)

MAC address

d)

Gateway

e)

None of the answers are correct

20.

Which network ID indicates a private Class C range?

a)

192.168

b)

172.20

c)

10.1

d)

224.1

e)

None of the answers are correct

21.

What does NAT stand for?

a)

Network Address Translation

b)

Network Access Tool

c)

Network Allocation Table

d)

Network Application Transfer

e)

None of the answers are correct

22.

Why is NAT used?

a)

To allow private IPs to access the Internet

b)

To replace MAC addresses

c)

To eliminate subnet masks

d)

To encrypt DNS traffic

e)

None of the answers are correct

23.

Which IP range is Class A private?

a)

10.0.0.0 – 10.255.255.255

b)

172.16 – 172.31

c)

192.168 – 192.168.255.255

d)

224.0.0.0 – 239.255.255.255

e)

None of the answers are correct

24.

Which class is typically used by governments and large organizations?

a)

Class B

b)

Class A

c)

Class C

d)

Class D

e)

None of the answers are correct

25.

What type of IP is unique across the entire Internet?

a)

Public IP address

b)

Private IP address

c)

Loopback IP

d)

Multicast IP

e)

None of the answers are correct

26.

Why are private IPs not routed on the Internet?

a)

Routers discard them

b)

They are encrypted

c)

They expire too quickly

d)

They are multicast

e)

None of the answers are correct

27.

Which IP class has limited availability for small to medium organizations?

a)

Class C

b)

Class A

c)

Class B

d)

Class D

e)

None of the answers are correct

28.

Which address cannot be assigned to a device?

a)

Network identifier address

b)

Host address

c)

DHCP address

d)

DNS address

e)

None of the answers are correct

29.

What does a 255 value in an octet represent?

a)

Network portion

b)

Host portion

c)

Gateway

d)

Encryption

e)

None of the answers are correct

30.

What is the purpose of private IP addressing?

a)

To conserve public IP addresses

b)

To speed up browsers

c)

To replace MAC addresses

d)

To block Internet access

e)

None of the answers are correct

31.

Which class is reserved for research?

a)

Class E

b)

Class A

c)

Class B

d)

Class D

e)

None of the answers are correct

32.

What type of IP is still most commonly used today?

a)

IPv4

b)

IPv6

c)

MAC

d)

DNS

e)

None of the answers are correct

33.

What notation format does IPv4 use?

a)

Dotted decimal

b)

Binary only

c)

Hexadecimal

d)

Scientific

e)

None of the answers are correct

34.

What assigns IP addresses on most networks automatically?

a)

DHCP

b)

NAT

c)

DNS

d)

HTTP

e)

None of the answers are correct

35.

How many bits are in an IPv4 address?

a)

32

b)

16

c)

64

d)

128

e)

None of the answers are correct

36.

What happens if two devices have the same IP?

a)

Network conflict occurs

b)

Internet speed increases

c)

NAT is disabled

d)

Subnet is removed

e)

None of the answers are correct

37.

Which IP must be used to access the Internet directly?

a)

Public IP

b)

Private IP

c)

Loopback IP

d)

Broadcast IP

e)

None of the answers are correct

38.

Which address tests the local network interface?

a)

Loopback

b)

Broadcast

c)

Network

d)

Multicast

e)

None of the answers are correct

39.

What type of address is changeable?

a)

IP address

b)

MAC address

c)

BIOS address

d)

CPU address

e)

None of the answers are correct

40.

Which IP class begins with 192?

a)

Class C

b)

Class A

c)

Class B

d)

Class D

e)

None of the answers are correct

41.

What identifies the LAN portion of an IP?

a)

Network ID

b)

Host ID

c)

MAC ID

d)

Port ID

e)

None of the answers are correct

42.

What is required before a device can join a network?

a)

It must belong to a network

b)

It must reboot

c)

It must be encrypted

d)

It must disable the firewall

e)

None of the answers are correct

43.

What is the main job of the network layer?

a)

Deliver data between networks

b)

Store passwords

c)

Display websites

d)

Encrypt databases

e)

None of the answers are correct

44.

What IP class is used for multicast traffic?

a)

Class D

b)

Class A

c)

Class B

d)

Class C

e)

None of the answers are correct

45.

Which IP address is NOT assignable to devices?

a)

64.255.255.255

b)

192.168.1.25

c)

10.20.5.15

d)

172.16.2.10

e)

None of the answers are correct

46.

Which IP has 255 in the host portion?

a)

Broadcast address

b)

Host address

c)

Network ID

d)

Loopback

e)

None of the answers are correct

47.

What connects private networks to the public Internet?

a)

Gateway using NAT

b)

Switch

c)

Hub

d)

NIC

e)

None of the answers are correct

48.

Which IP range is private Class B?

a)

172.16.0.0 – 172.31.255.255

b)

10.0.0.0 – 10.255.255.255

c)

192.168.0.0 – 192.168.255.255

d)

224.0.0.0 – 239.255.255.255

e)

None of the answers are correct

49.

What does an IP address act like?

a)

An ID card

b)

A password

c)

A firewall

d)

A protocol

e)

None of the answers are correct

50.

What device connects to both wired and wireless networks?

a)

A device with Ethernet and Wi-Fi

b)

Only a router

c)

Only a switch

d)

Only a modem

e)

None of the answers are correct

51.

Why do private networks exist?

a)

To expand available IP addresses

b)

To eliminate subnet masks

c)

To remove routers

d)

To stop encryption

e)

None of the answers are correct

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