DHCP & DNS

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

• 255.255.0.0

• 255.0.0.0

• 255.255.255.0

• 255.255.255.255

What does IPv4 stand for?

• Internet Protocol Version 4

• Internal Protocol Volume 4

• International Packet Version 4

• Internet Process Version 4

What is the primary use of Telnet?

• File transfer

• Internet browsing

• Remote device management

• Sending emails

Which command is used to close a Telnet session?

• stop

• close

• exit

Why is Telnet not commonly used today?

• It is outdated and insecure

• It cannot connect to devices

Which Telnet command is used to open a connection?

• link <IP>

• start <IP>

• open <IP>

What is the primary purpose of DHCP?

• Manually assign IP addresses

• Dynamically assign IP addresses

How many main steps are involved in the DHCP process?

• 4

• 3

• 2

• 6

Which ports are used by DHCP for communication?

• Port 53 and port 80

• Port 67 and port 68

• Port 23 and port 21

What does the MAC address represent?

• A network's default gateway

• A specific computer's identifier