OBCFC_QUIZ1

What are the five classes of IP addresses?

• Class H

• Class F

• Class G

• Class A, Class B, Class C, Class D, Class E

Problem:
A multinational company with over 50,000 employees needs to design its corporate network. Each branch office has 500–1000 devices, and the company plans to connect all locations via a private WAN.

Question:
Which IP address class (A, B, or C) would be the most efficient choice for the company’s internal network?

• Class A

• Class D

• Class C

• Class B

What is the range of Class A IP addresses?

• 128.0.0.0 to 191.255.255.255

• 192.0.0.0 to 223.255.255.255

• 1.0.0.0 to 126.0.0.0

• 0.0.0.0 to 255.255.255.255

What is the primary purpose of Class B IP addresses?

• To allocate IP addresses for medium to large-sized networks.

• To allocate IP addresses for small networks.

• To provide IP addresses for personal devices only.

• To reserve IP addresses for future use.

Which class of IP addresses is reserved for loopback testing?

• Class B (128.0.0.0/8) is reserved for loopback testing.

• Class A (127.0.0.0/8) is reserved for loopback testing.

• Class D (224.0.0.0/4) is reserved for loopback testing.

• Class C (192.0.0.0/8) is reserved for loopback testing.

What is the range of Class C IP addresses?

• 10.0.0.0 to 10.255.255.255

• 172.16.0.0 to 172.31.255.255

• 192.0.0.0 to 223.255.255.255

• 128.0.0.0 to 191.255.255.255

How many hosts can a Class A network support?

• 65,536

• 2,097,152

• 16,777,214

• 1,048,576

Problem:
A small business has three departments: HR (50 devices), Finance (30 devices), IT (20 devices)

They want each department on a separate subnet for security and traffic management. Which class of IP addresses is typically used for this network?

• Class C

• Class D

• Class A

• Class B

What is the maximum number of hosts in a Class B network?

• 65,536

• 16,382

• 2,097,152

• 1,048,576

Which class of IP addresses is used for multicast?

• Class B

• Class D

• Class A

• Class C