Advanced Computer Architecture MCQs with Answers
Practice important Advanced Computer Architecture MCQs with answers and explanations.
Multiple Choice Questions
Q401: Which control signal selects the addition function of the ALSU?
- A: PCout
- B: Cout
- C: ADD
- D: LC
View Answer
C
Q402: The signal MBRout is used in SRC to:
- A: Enable tri-state buffers
- B: Enable reading from the Memory Buffer
- C: Enable writing to the Program Counter
- D: Enable reading from the Register File
View Answer
B
Q403: The sign extension operation in SRC is required when copying which type of value?
- A: Instruction Set values
- B: Memory Address values
- C: Constant values in 2’s complement form
- D: General Purpose Register values
View Answer
C
Q404: The INC4 signal increments the Program Counter by:
- A: 1
- B: 2
- C: 4
- D: 8
View Answer
C
Q405: The ALSU in SRC includes which of the following functionalities?
- A: Increment
- B: Decrement
- C: INC4
- D: Multiply
View Answer
C
Q406: Which addressing mode does the instruction ld r7 , 12(r5) use in SRC?
- A: Immediate
- B: Displacement
- C: PC relative
- D: Register
View Answer
B
Q407: Fill in the blank: The Memory Address Register (MAR) in SRC holds the address of ______.
- A: Data
- B: Memory location
- C: Instruction Register
- D: Program Counter
View Answer
B
Q408: Fill in the blank: The Memory Buffer Register (MBR) in SRC holds the value read from ______.
- A: Memory
- B: ALU
- C: Instruction Register
- D: PC
View Answer
A
Q409: What does the Control Unit generate in SRC?
- A: Control signals
- B: Data signals
- C: Power signals
- D: Timing signals
View Answer
A
Q410: Which instruction is used in the branch and zero operation?
- A: brzr
- B: brn
- C: brnz
- D: brlzr
View Answer
A