Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Multiple Choice Questions
Q1081: What does the await keyword do in JavaScript?
- A: It pauses the script execution until a promise resolves
- B: It waits for user input
- C: It executes a script immediately
- D: It ensures synchronous execution
View Answer
A
Q1082: Which of the following is a client-side storage option?
- A: LocalStorage
- B: SQL database
- C: Server files
- D: Database tables
View Answer
A
Q1083: What is the role of a web API in a client-server architecture?
- A: To style web pages
- B: To provide a way for client and server to communicate
- C: To handle client-side events
- D: To manage server configurations
View Answer
B
Q1084: What is the purpose of a layered approach in network architecture?
- A: To simplify network design
- B: To increase network latency
- C: To add redundancy in protocols
- D: To reduce network security
View Answer
A
Q1085: Which layer of the OSI model is responsible for data encryption?
- A: Network Layer
- B: Presentation Layer
- C: Application Layer
- D: Transport Layer
View Answer
B
Q1086: What does the Transport Layer provide in the OSI model?
- A: Logical addressing
- B: Error detection and correction
- C: End-to-end communication
- D: Data routing
View Answer
C
Q1087: Which protocol is used at the Application Layer of the OSI model?
- A: TCP
- B: IP
- C: HTTP
- D: Ethernet
View Answer
C
Q1088: In the OSI model, which layer is responsible for routing packets?
- A: Network Layer
- B: Transport Layer
- C: Data Link Layer
- D: Physical Layer
View Answer
A
Q1089: What is the primary function of the Data Link Layer in the OSI model?
- A: Data segmentation
- B: Error detection and correction
- C: Routing packets
- D: Application interface
View Answer
B
Q1090: Which layer of the OSI model deals with end-to-end communication and reliability?
- A: Network Layer
- B: Transport Layer
- C: Data Link Layer
- D: Presentation Layer
View Answer
B