Computer Architecture MCQs from Latest Books Edition

Computer Architecture MCQs from Latest Books Edition

1. Which register connected to the processor bus is a single-way transfer capable?
A. Temp
B. Z
C. PC
D. IR

2. Which of the following is the first operating system used in microprocessor?
A. CPIM
B. Multics
C. Zenix
D. DOS

3. The registers are collectively placed and referred to as ________ in multiple bus organization:
A. Register Block
B. Map registers
C. Set registers
D. Register file

4. What is a multiplexer with a 4-bit data select input?
A. 2: 1 multiplexer
B. 8: 1 multiplexer
C. 4: 1 multiplexer
D. 16: 1 multiplexer

5. What is the main advantage of multiple bus organization over the single bus?
A. Increase in size of the registers
B. Better Connectivity
C. Reduction in the number of cycles for execution
D. None of the these

6. Half adder is an example of __________:
A. Combinational Circuits
B. Asynchronous Circuits
C. Sequential Circuits
D. None of these

7. The ISA standard Buses are used for the connection of:
A. CD/DVD drives and Processor
B. RAM and processor

C. Harddisk and Processor
D. GPU and processor

8. If j=k, the resulting flip-flop is ________ in a JK flip-flop:
A. S-R flip-flop
B. D flip-flop
C. T flip-flop
D. None of these

9. Through which of the following the clock rate of the processor can be improved:
A. By using the overclocking method
B. Reducing the amount of processing done in one step
C. Improving the IC technology of the logic circuits
D. All of the these

10. Master-slave flip-flop is also called _________:
A. Edge triggered flip-flop
B. Pulse triggered flip-flop
C. Level triggered flip-flop
D. None of these

11. What does an optimizing compiler do?
A. Does better memory management
B. Better compilation of the given piece of code
C. Takes advantage of the type of processor and reduces its process time
D. None of these

12. Where does the Fetch and decode cycle is required?
A. Immediate addressing
B. Indirect addressing
C. Direct addressing
D. None of these