Q1: 1. What is the main purpose of cache memory in a computer system?

• A) To store temporary data
• B) To increase processing speed
• C) To store permanent data
• D) To control input/output operations

Q2: 2. Which of the following is not a type of cache memory?

• A) L1 cache
• B) L2 cache
• C) RAM cache
• D) L3 cache

Q3: 3. Cache memory is faster than RAM because

• A) Cache memory is physically smaller
• B) Cache memory has a higher clock speed
• C) Cache memory is non-volatile
• D) Cache memory has more storage capacity

Q4: 4. Which cache level is located closest to the CPU?

• A) L1 cache
• B) L2 cache
• C) L3 cache
• D) L4 cache

Q5: 5. Cache hits and cache misses are terminologies used to describe

• A) The efficiency of the CPU
• B) The performance of the hard drive
• C) The retrieval of data from cache memory
• D) The transfer of data over a network

Q6: 6. What is the impact of a cache miss on system performance?

• A) Improved performance
• B) No impact
• C) Decreased performance
• D) System crash

Q7: 7. Which of the following factors affects cache performance the most?

• A) Cache size
• B) CPU speed
• C) RAM capacity
• D) Hard drive space

Q8: 8. In a real-life scenario, how does cache memory help speed up web browsing?

• A) By storing frequently accessed web pages
• B) By optimizing the browser settings
• C) By increasing the internet speed
• D) By blocking unwanted pop-up ads

Q9: 9. What is the purpose of cache coherence in multi-core processors?

• A) To prevent data corruption in cache memory
• B) To ensure consistency of data across multiple caches
• C) To increase cache size
• D) To improve cache access time

Q10: 10. Which cache replacement policy aims to remove the least recently used data?

• A) FIFO
• B) LRU
• C) MRU
• D) Random

Q11: 11. How does cache memory contribute to energy efficiency in mobile devices?

• A) By reducing the need to access the main memory
• B) By increasing the screen brightness
• C) By improving the network connectivity
• D) By extending the battery life

Q12: 12. What is the disadvantage of having a larger cache size?

• A) Increased power consumption
• B) Slower data access
• C) Higher cost
• D) Reduced system stability

Q13: 13. Which cache organization stores data in blocks?

• A) Direct-mapped cache
• B) Fully associative cache
• C) Set-associative cache
• D) Multi-level cache

Q14: 14. How does cache memory help improve gaming performance?

• A) By enhancing graphics quality
• B) By reducing latency in data retrieval
• C) By increasing the number of players in a game
• D) By adding new game features

Q15: 15. Which cache design allows any block of main memory to be loaded into any cache location?

• A) Direct-mapped cache
• B) Fully associative cache
• C) Set-associative cache
• D) Multi-level cache

Q16: 16. In a scenario where a CPU repeatedly accesses the same data, which cache mapping technique would be most efficient?

• A) Direct-mapped cache
• B) Fully associative cache
• C) Set-associative cache
• D) Multi-level cache

Q17: 17. How does cache memory reduce the need for frequent access to slower storage devices?

• A) By increasing the data transfer rate of storage devices
• B) By storing frequently accessed data closer to the CPU
• C) By decreasing the overall system memory
• D) By adding more cache levels

Q18: 18. Which cache write policy writes data to both the cache and main memory simultaneously?

• A) Write-through
• B) Write-back
• C) Write-allocate
• D) No-write allocate

Q19: 19. What is the purpose of a victim cache in a multi-level cache hierarchy?

• A) To store data that is least likely to be accessed
• B) To prioritize cache access based on the data type
• C) To reduce cache misses in the L2 cache
• D) To increase the overall cache size

Q20: 20. How does cache memory help in speeding up database operations?

• A) By compressing the database files
• B) By increasing the database size
• C) By storing frequently accessed data
• D) By adding more database tables

Q21: 21. Which cache organization uses a compromise between direct-mapped and fully associative caches?

• A) Direct-mapped cache
• B) Fully associative cache
• C) Set-associative cache
• D) Multi-level cache

Q22: 22. In a scenario where most data accesses are sequential, which cache design would be most suitable?

• A) Direct-mapped cache
• B) Fully associative cache
• C) Set-associative cache
• D) Multi-level cache

Q23: 23. How does cache memory contribute to faster software compilation?

• A) By reducing the need for code optimization
• B) By storing commonly used libraries and functions
• C) By increasing the compiler speed
• D) By eliminating the need for error checking

Q24: 24. Which cache replacement policy aims to remove the most recently used data?

• A) FIFO
• B) LRU
• C) MRU
• D) Random

Q25: 25. How does cache memory improve the performance of artificial intelligence algorithms?

• A) By reducing the complexity of the algorithms
• B) By storing intermediate results for reuse
• C) By increasing the number of training iterations
• D) By optimizing the algorithm parameters