IP Addressing (IPv4 and IPv6)

Which of the following is a valid IPv4 address?

256.256.256.256

192.168.1.1

192.168.1.256

123.456.789.0

Which IPv6 address format is correct?

1200::AB00:1234::2552:7777:1313

1200:0000:AB00:1234:O000:2552:7777:1313

1200:0000:AB00:1234:0000:2552:7777:1313

Which of the following is a loopback address in IPv4?

10.0.0.1

192.168.1.1

172.16.0.1

127.0.0.1

What is the subnet mask for the IP address 192.168.1.1/24?

255.255.0.0

255.255.255.255

255.255.255.0

255.0.0.0

What is the purpose of an IPv6 link-local address?

It is used for internet access.

It is used to communicate with devices on the same local link.

It is used for DNS lookups.

It is used for multicast traffic.

Which of the following is an example of an IPv4 private address?

8.8.8.8

172.16.0.1

192.0.2.1

203.0.113.1

What is the IPv6 equivalent of an IPv4 private address?

Global Unicast Address

Unique Local Address

Link-Local Address

Multicast Address

What does CIDR stand for in IP addressing?

Classless Internet Domain Routing

Classful Inter-Domain Routing

Classless Inter-Domain Routing

Classful Internet Domain Routing

Which address is used by a host to test its own network interface in IPv6?

FE80::1

::1

2001:0DB8::

FF02::1

Which protocol is used for automatic IP address assignment in a network?

DNS

DHCP

HTTP

FTP

What is the primary purpose of the subnet mask in IPv4 addressing?

To provide encryption

To define the network and host portions of an IP address

To indicate the gateway address

To define the broadcast domain

Which IPv6 address type is similar to IPv4's broadcast address?

Anycast

Multicast

Unicast

Link-local

What is the length of an IPv6 address?

32 bits

64 bits

128 bits

256 bits

Which of the following is not a valid IPv6 address type?

Global Unicast

Link-local

Anycast

Broadcast

What is the default gateway used for in IP networking?

It provides a default IP address to devices.

It provides a path to send traffic destined for remote networks.

It provides the MAC address for local devices.

It manages DNS queries.

What is an IPv4 address composed of?

16 bits

32 bits

64 bits

128 bits

Which of the following IPv6 addresses is used for documentation and examples?

2001::1

2001:db8::

Fe80::1

Ff00::1

What is an example of an IPv6 multicast address?

2001:0db8::1

FE80::1

FF00::1

::1

Which protocol maps IP addresses to MAC addresses in IPv4?

ICMP

ARP

DNS

DHCP

How is an IPv6 address written in compressed form?

2001:db8:0:0:0:0:0:1

2001:db8::1

2001::db8:1

2001::db8:0:0:1

Which of the following is the IPv4 broadcast address for the subnet 192.168.1.0/24?

192.168.1.0

192.168.1.255

192.168.1.1

192.168.255.255

What does SLAAC stand for in IPv6?

Stateless Address Autoconfiguration

Stateful Address Allocation Configuration

Stateless Address Allocation Configuration

Stateful Address Autoconfiguration

Which of the following IPv6 addresses can be used for one-to-many communication?

Anycast

Unicast

Multicast

Link-local

What is the IPv4 address of a device if the subnet mask is 255.255.255.240 and the device has the IP 192.168.1.142?

192.168.1.128

192.168.1.143

192.168.1.123

192.168.1.135

What is the main advantage of IPv6 over IPv4?

Shorter addresses

Larger address space

Easier to remember addresses

Better backward compatibility

Which of the following is the loopback address in IPv6?

::0

::1

::ffff

::abcd

How many bits are available for host addresses in an IPv4 subnet with a /28 prefix?

Which organization is responsible for the global allocation of IP addresses?

IETF

ICANN

IEEE

W3C

What is the purpose of a dual-stack network?

To switch between IPv4 and IPv6 as needed

To combine IPv4 and IPv6 into a single address format

To use two IPv4 addresses for redundancy

To support both IPv4 and IPv6 simultaneously

What is the primary use of the 169.254.x.x IPv4 address range?

Multicast

Public internet access

Private network communication

Automatic Private IP Addressing (APIPA)

What does the prefix length in an IPv6 address indicate?

The number of bits in the host portion

The number of bits in the subnet portion

The number of bits in the network portion

The total length of the address

Which address is used for DHCPv6 solicit messages?

FE80::/10

FF02::1:2

FF02::1

FF01::1

How many unique host addresses are available in a /24 IPv4 subnet?

256

254

128

126

Which of the following is a valid IPv6 Unique Local Address (ULA)?

FD00::/8

FE80::/10

2001::/16

FC00::/7

In IPv4, what is the subnet mask for a /27 prefix?

255.255.255.192

255.255.255.224

255.255.255.240

255.255.255.248

Which of the following protocols is used by IPv6 to discover other IPv6 nodes on the same link?

ARP

NDP

DHCPv6

RIPng

What is the main function of an IPv6 anycast address?

To send packets to all nodes on a network

To send packets to the nearest node in a group

To send packets to a specific node

To send packets to a broadcast domain

What is the primary purpose of the IPv4 address 0.0.0.0?

Default route

Broadcast address

Local network address

Unspecified address

How many subnets are available if you subnet a /24 network into /26 networks?

What type of IPv6 address is FE80::/10?

Global Unicast

Link-Local

Unique Local

Multicast

What does NAT stand for?

Network Allocation Table

Network Address Translation

Network Addressing Technology

Network Access Translation

What is the purpose of an IPv4 address in the range 224.0.0.0 to 239.255.255.255?

Private networking

Multicasting

Loopback

Reserved

Which IPv6 address is used for one-to-one communication?

Anycast

Unicast

Multicast

Broadcast

What is the maximum number of hosts that can be assigned in a /29 subnet in IPv4?

Which protocol is used to send error messages and operational information in IPv4?

DHCP

ARP

UDP

ICMP

What type of IPv6 address is FF02::1?

Unicast

Multicast

Anycast

Link-local

What is the main difference between IPv4 and IPv6 in terms of address length?

IPv4 has 64-bit addresses and IPv6 has 128-bit addresses.

IPv4 has 32-bit addresses and IPv6 has 64-bit addresses.

IPv4 has 32-bit addresses and IPv6 has 128-bit addresses.

IPv4 has 128-bit addresses and IPv6 has 256-bit addresses.

What does the IPv6 prefix ::/0 represent?

A multicast address

A link-local address

The default route

A unique local address

Which IPv4 address class provides the most number of host addresses per network?

Class D

Class C

Class A

Class B

What is the IPv6 equivalent of the IPv4 address 192.168.0.1?

::192.168.0.1

2001:db8::192.168.0.1

::ffff:192.168.0.1

2001::192.168.0.1

IP Addressing (IPv4 and IPv6)

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