ICT09 - Networking Fundamentals 2

What number system do MAC addresses use?

• Decimal (Base 10)

• Binary (Base 2)

• Hexadecimal (Base 16)

• Octal (Base 8)

How many octets does an IPv4 address contain?

• 2

• 4

• 6

• 8

Which of these is a private IP address range?

• 8.8.8.8

• 192.168.1.100

• 172.32.1.1

• 127.0.0.1

What does the subnet mask 255.255.255.0 tell you?

• The first octet is the network portion

• The first two octets are the network portion

• The first three octets are the network portion

• All four octets are the network portion

What does DHCP stand for?

• Dynamic Host Configuration Protocol

• Domain Host Configuration Protocol

• Dynamic Hardware Configuration Protocol

• Digital Host Configuration Protocol

In the DHCP process, what is the correct order of the DORA sequence?

• Discover, Offer, Request, Acknowledge

• Discover, Request, Offer, Acknowledge

• Offer, Discover, Request, Acknowledge

• Request, Discover, Offer, Acknowledge

What does DNS convert?

• IP addresses to MAC addresses

• Domain names to IP addresses

• Binary to hexadecimal

• Private addresses to public addresses

At which OSI layer do IP addresses operate?

• Layer 2 (Data Link)

• Layer 3 (Network)

• Layer 4 (Transport)

• Layer 7 (Application)

What is the main difference between TCP and UDP?

• TCP is faster, UDP is more reliable

• TCP is more reliable, UDP is faster

• TCP uses IP addresses, UDP uses MAC addresses

• TCP is for internet, UDP is for local networks

What does /24 mean in CIDR notation?

• 24 host addresses available

• 24 bits used for the network portion

• 24 octets in the address

• 24 subnets available