Advanced Computer Architecture MCQs with Answers
Practice important Advanced Computer Architecture MCQs with answers and explanations.
Multiple Choice Questions
Q171: In SRC, what operation does op<4..0>=12 perform?
- A: Addition of two register values
- B: Subtraction of two register values
- C: Logical AND of two register values
- D: Shift left by 1
View Answer
A
Q172: Which operation is executed when op<4..0> equals 14 in SRC?
- A: Addition
- B: Subtraction
- C: Logical AND
- D: Logical OR
View Answer
B
Q173: If op<4..0> equals 15 in SRC, what operation is performed?
- A: Logical NOT
- B: Logical OR
- C: Negation of a register value
- D: Shift right by 1
View Answer
C
Q174: In SRC, what type of instruction is performed by op<4..0> equal to 20?
- A: Logical AND
- B: Logical OR
- C: Logical NOT
- D: Shift left
View Answer
A
Q175: Which instruction in SRC uses the sign-extended immediate data in c2 for logical AND operation?
- A: op<4..0>=20
- B: op<4..0>=21
- C: op<4..0>=22
- D: op<4..0>=23
View Answer
B
Q176: What does the instruction with op<4..0>=24 perform in SRC?
- A: Logical AND
- B: Logical OR
- C: Logical NOT
- D: Logical XOR
View Answer
C
Q177: In SRC, what happens when op<4..0>=26 is executed?
- A: Shift right with zero padding
- B: Shift left with sign extension
- C: Circular shift left
- D: Circular shift right
View Answer
A
Q178: Which instruction performs a circular shift left in SRC?
- A: op<4..0>=26
- B: op<4..0>=27
- C: op<4..0>=28
- D: op<4..0>=29
View Answer
D
Q179: What type of logic circuit is used to store one bit of information in a CPU register?
- A: Tri-state buffer
- B: D flip-flop
- C: Multiplexer
- D: n-bit register
View Answer
B
Q180: Which component allows for multiple inputs to be selected and routed to one output?
- A: D flip-flop
- B: n-bit register
- C: n-to-1 multiplexer
- D: Tri-state buffer
View Answer
C