Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Multiple Choice Questions
Q571: Which category of instructions involves copying data rather than erasing it?
- A: Data Transfer Group
- B: Arithmetic/Logic Group
- C: Control Group
- D: I/O Group
View Answer
A
Q572: What is a common feature of I/O instructions?
- A: They handle input/output activities
- B: They perform arithmetic operations
- C: They direct program execution
- D: They manage data transfers
View Answer
A
Q573: What does the term "clone" refer to in the context of data manipulation instructions?
- A: Copying data from one location to another
- B: Erasing data from its original location
- C: Performing arithmetic operations
- D: Directing program execution
View Answer
A
Q574: What is fetched from main memory to the CPU during program execution?
- A: Data
- B: Machine Instruction
- C: Register
- D: Address
View Answer
B
Q575: What does the Instruction Register hold?
- A: The address of the next instruction
- B: The instruction being executed now
- C: The result of the previous instruction
- D: The data to be processed
View Answer
B
Q576: What does the Program Counter contain?
- A: The address of the next instruction
- B: The current instruction being executed
- C: The result of the last operation
- D: The data being processed
View Answer
A
Q577: What happens if the order of instructions in memory is not followed?
- A: The CPU ignores the instructions
- B: The instructions are executed in reverse order
- C: A JUMP instruction is used
- D: The CPU executes the instructions randomly
View Answer
C
Q578: Which register holds the instruction currently being executed?
- A: Instruction Register
- B: Program Counter
- C: Data Register
- D: Address Register
View Answer
A
Q579: What is the purpose of the Program Counter in the CPU?
- A: To hold the address of the next instruction
- B: To hold the data being processed
- C: To execute the current instruction
- D: To store the results of the last operation
View Answer
A
Q580: During program execution, what must happen to each machine instruction?
- A: It must be fetched from memory
- B: It must be stored in a register
- C: It must be immediately executed
- D: It must be converted to data
View Answer
A