Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 17
Q221:
What is the primary goal of the RFC process in Internet Standards?
A. To draft experimental protocols
B. To introduce new network hardware
C. To create and review new Internet standards
D. To publish informational documents
Correct Answer:
C
Chapter: 18
Q222:
What is a protocol in the context of network communication?
A. A set of rules for sending data
B. A type of hardware device
C. A software application
D. A security measure
Correct Answer:
A
Chapter: 18
Q223:
Fill in the blank: A protocol ensures that both the sender and receiver can _______.
A. Communicate effectively
B. Ignore network errors
C. Send large files faster
D. Encrypt data
Correct Answer:
A
Chapter: 18
Q224:
Which of the following is necessary for effective communication between devices in a network?
A. Protocols
B. Firewalls
C. Data encryption
D. Routing tables
Correct Answer:
A
Chapter: 18
Q225:
Fill in the blank: In networking, protocols are important for _______ between sender, receiver, and intermediate devices.
A. Communication
B. Data storage
C. File retrieval
D. Error handling
Correct Answer:
A
Chapter: 18
Q226:
Which of the following is NOT a function of a protocol in networking?
A. Managing file storage
B. Ensuring effective communication
C. Defining data formats
D. Error detection
Correct Answer:
A
Chapter: 18
Q227:
What is the role of a protocol in a network?
A. To establish a common set of rules for data exchange
B. To improve hardware performance
C. To store and retrieve data
D. To secure the data in transit
Correct Answer:
A
Chapter: 18
Q228:
Which of the following is an example of a protocol used in networking?
A. HTTP
B. DNS
C. FTP
D. All of the above
Correct Answer:
D
Chapter: 18
Q229:
Fill in the blank: A protocol defines the _______ that should be followed by both sender and receiver during communication.
A. Rules
B. Hardware requirements
C. Security features
D. Routing procedures
Correct Answer:
A
Chapter: 18
Q230:
Which protocol is used for secure communication over the Internet?
A. HTTP
B. HTTPS
C. FTP
D. SMTP
Correct Answer:
B
Chapter: 18
Q231:
Fill in the blank: In the OSI model, protocols are responsible for handling tasks like _______.
A. Data transmission and error handling
B. Hardware connectivity
C. User interface design
D. File system management
Correct Answer:
A
Chapter: 18
Q232:
What type of protocol is used for error detection and correction during communication?
A. Transport Protocols
B. Application Protocols
C. Network Protocols
D. Data Link Protocols
Correct Answer:
D
Chapter: 18
Q233:
Fill in the blank: A communication protocol is important for managing the _______ between multiple devices in a network.
A. Data flow
B. Device selection
C. File transfer
D. User preferences
Correct Answer:
A
Chapter: 18
Q234:
Which of the following protocols is responsible for defining how data is transmitted across a network?
A. Transport Layer Protocols
B. Routing Protocols
C. Data Link Layer Protocols
D. Application Layer Protocols
Correct Answer:
A
Chapter: 18
Q235:
Fill in the blank: Protocols define how devices in a network will _______ to communicate effectively.
A. Interact
B. Power on
C. Install applications
D. Authenticate each other
Correct Answer:
A
Chapter: 18
Q236:
What is the main function of a network protocol?
A. To provide rules for data exchange
B. To store files
C. To provide security for applications
D. To manage user authentication
Correct Answer:
A
Chapter: 19
Q237:
What is Protocol Layering used for in communication?
A. To simplify complex communication
B. To ensure faster communication
C. To create encryption protocols
D. To reduce network complexity
Correct Answer:
A
Chapter: 19
Q238:
Fill in the blank: In complex communication systems, protocol layering involves using _______ for each layer.
A. A unique protocol for each layer
B. The same protocol for all layers
C. One protocol for encryption
D. A protocol for error correction
Correct Answer:
A
Chapter: 19
Q239:
What is the main benefit of protocol layering in communication?
A. It allows for flexibility and scalability
B. It reduces the number of protocols
C. It eliminates the need for routers
D. It speeds up the data transmission
Correct Answer:
A
Chapter: 19
Q240:
Fill in the blank: A protocol at each layer of communication helps to handle _______ separately.
A. Specific tasks
B. Device selection
C. User authentication
D. Data storage
Correct Answer:
A