Networking Quiz

1. What is the primary function of the Control Unit in a CPU?

a) Perform arithmetic and logic operations b) Manage memory access c) Decode and execute instructions d) Store data temporarily

2. Which of the following is a performance metric for CPUs?

a) Clock speed b) Disk size c) Monitor resolution d) Keyboard type

3. What does ISA stand for in computer architecture?

a) Instruction Set Architecture b) Integrated System Architecture c) Internal Storage Access d) Input Signal Amplifier

4. Which of the following is NOT a component of the CPU?

a) ALU b) Control Unit c) Registers d) Hard Disk

5. What is the purpose of the program counter (PC) in a CPU?

a) Store the address of the next instruction b) Perform arithmetic operations c) Manage memory access d) Store temporary data

6. Which of the following is a characteristic of RISC architecture?

a) Complex instructions b) Fewer instructions c) Variable-length instructions d) High power consumption

7. What is the role of the MAR (Memory Address Register)?

a) Hold the address of the memory location to be accessed b) Store data temporarily c) Perform arithmetic operations d) Decode instructions

8. Which of the following is a volatile memory?

a) RAM b) ROM c) Hard Disk d) Flash Memory

9. What is the purpose of cache memory in a computer system?

a) Store frequently accessed data b) Store the operating system c) Perform arithmetic operations d) Manage input/output operations

10. Which of the following is a measure of CPU performance?

a) MIPS (Millions of Instructions Per Second) b) Disk rotation speed c) Monitor refresh rate d) Keyboard response time

11. What is the primary function of the ALU?

a) Perform arithmetic and logic operations b) Manage memory access c) Decode instructions d) Store data temporarily

12. Which of the following is a signed number representation?

a) Two's complement b) Binary-coded decimal c) Gray code d) ASCII

13. What is the result of adding two binary numbers 1011 and 1101?

a) 11000 b) 10110 c) 11100 d) 10011

14. Which of the following is used to represent negative numbers in binary?

a) Two's complement b) One's complement c) Sign-magnitude d) All of the above

15. What is the purpose of the overflow flag in the ALU?

a) Indicate when the result exceeds the storage capacity b) Store temporary data c) Perform logic operations d) Decode instructions

16. Which of the following is a logic gate?

a) AND b) OR c) NOT d) All of the above

17. What is the result of the binary subtraction 1101 - 1010?

a) 0011 b) 0111 c) 1001 d) 1111

18. Which of the following is a method for binary multiplication?

a) Booth's algorithm b) Dijkstra's algorithm c) Quick sort d) Bubble sort

19. What is the purpose of the carry flag in the ALU?

a) Indicate a carry in arithmetic operations b) Store temporary data c) Perform logic operations d) Decode instructions

20. Which of the following is a floating-point representation?

a) IEEE 754 b) Two's complement c) Sign-magnitude d) Gray code

21. What is the primary function of the Control Unit?

a) Decode and execute instructions b) Perform arithmetic operations c) Manage memory access d) Store data temporarily

22. What is pipelining in computer architecture?

a) Overlapping the execution of multiple instructions b) Storing data temporarily c) Performing arithmetic operations d) Managing memory access

23. Which of the following is a type of pipeline hazard?

a) Data hazard b) Structural hazard c) Control hazard d) All of the above

24. What is the purpose of the instruction register (IR)?

a) Hold the current instruction being executed b) Store temporary data c) Perform arithmetic operations d) Manage memory access

25. Which of the following is a method to resolve data hazards?

a) Forwarding b) Stalling c) Branch prediction d) All of the above

26. What is the purpose of the branch predictor in pipelining?

a) Predict the outcome of conditional branches b) Store temporary data c) Perform arithmetic operations d) Manage memory access

27. Which of the following is a characteristic of a superscalar processor?

a) Execute multiple instructions per clock cycle b) Execute one instruction per clock cycle c) Use a single pipeline d) Use a single ALU

28. What is the purpose of the program counter (PC) in pipelining?

a) Hold the address of the next instruction b) Store temporary data c) Perform arithmetic operations d) Manage memory access

29. Which of the following is a method to resolve control hazards?

a) Branch prediction b) Forwarding c) Stalling d) All of the above

30. What is the purpose of the pipeline register in pipelining?

a) Hold intermediate results between pipeline stages b) Store temporary data c) Perform arithmetic operations d) Manage memory access

Computer Organization and Design Quiz

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