Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Multiple Choice Questions
Q611: What is a distinguishing feature of arithmetic shifts?
- A: The sign bit is changed during the shift operation
- B: The bit that falls off is always replaced with a zero
- C: The sign bit remains unchanged during the shift operation
- D: The bit that falls off is replaced by a new bit
View Answer
C
Q612: How can subtraction be simulated in binary arithmetic?
- A: By using multiplication
- B: By using addition and negation
- C: By using division
- D: By using logical shifts
View Answer
B
Q613: What does the operation 7 - 5 translate to in 2’s complement notation?
- A: 7 + 5
- B: 7 + (-5)
- C: 7 - (-5)
- D: 45419
View Answer
B
Q614: How is multiplication achieved in binary arithmetic?
- A: By direct calculation
- B: By repetitive addition
- C: By subtraction
- D: By shifting
View Answer
B
Q615: Which arithmetic operation is equivalent to division in binary arithmetic?
- A: Addition
- B: Subtraction
- C: Multiplication
- D: Repetitive subtraction
View Answer
D
Q616: How is division typically implemented in small CPUs?
- A: By using multiplication only
- B: By using addition only
- C: By using addition and subtraction
- D: By using shifting operations
View Answer
C
Q617: What notation is straightforward for arithmetic operations, including subtraction?
- A: 2’s complement
- B: Floating point
- C: Binary-coded decimal
- D: Hexadecimal
View Answer
A
Q618: In floating-point notation, what components must be used for arithmetic operations?
- A: Mantissa, exponent, and sign bit
- B: Only mantissa and exponent
- C: Only sign bit
- D: Only exponent
View Answer
A
Q619: What is a key difference between addition in 2’s complement and floating-point notation?
- A: The method of multiplication
- B: The method of addition
- C: The representation of negative numbers
- D: The storage of results
View Answer
C
Q620: What is the process of achieving multiplication by 8 and 3?
- A: Direct addition
- B: Repetitive subtraction
- C: Repetitive addition
- D: Floating-point multiplication
View Answer
C