Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q331: Fill in the blank: _______ is a part of addressing that assigns a unique address to identify each device in a network.
- A: MAC address
- B: IP address
- C: Port number
- D: Host name
View Answer
B
Q332: What is the primary function of addressing in the TCP/IP protocol suite?
- A: To identify devices for communication
- B: To provide data encryption
- C: To establish physical connections
- D: To ensure data integrity
View Answer
A
Q333: Which of the following is responsible for adding the address information in each layer of the TCP/IP protocol suite?
- A: Header encapsulation
- B: Data encryption
- C: Error checking
- D: Header decapsulation
View Answer
A
Q334: When was the International Organization for Standardization (ISO) established?
- A: 1945
- B: 1947
- C: 1950
- D: 1960
View Answer
B
Q335: Which of the following is NOT true about ISO?
- A: ISO was established in 1947
- B: It represents all countries worldwide
- C: It introduced the OSI Model in the late 1970s
- D: Close to three-fourths of countries are represented
View Answer
B
Q336: Fill in the blank: The OSI Model is a _______ layer model used to standardize network communication.
- A: 7-layer
- B: 5-layer
- C: 3-layer
- D: 6-layer
View Answer
A
Q337: Which of the following layers in the OSI model is NOT included in the TCP/IP protocol suite?
- A: Application Layer
- B: Presentation Layer
- C: Transport Layer
- D: Network Layer
View Answer
B
Q338: Which of the following layers is present in the OSI model but missing in the TCP/IP protocol suite?
- A: Presentation Layer
- B: Transport Layer
- C: Network Layer
- D: Application Layer
View Answer
A
Q339: Fill in the blank: The OSI Application Layer is combined with the Presentation and Session layers in the _______ model.
- A: TCP/IP
- B: OSI
- C: Both TCP/IP and OSI
- D: None of the above
View Answer
A
Q340: Which of the following is a key difference between the OSI model and the TCP/IP model?
- A: OSI model has more layers
- B: OSI model does not support networking
- C: TCP/IP model is a theoretical model
- D: OSI model focuses on physical addresses
View Answer
A