Memory (RAM, ROM, Cache) MCQs

By: Prof. Dr. Fazal Rehman | Last updated: June 19, 2025

57 Score: 0 Attempted: 0/57 Subscribe
1. : What does RAM stand for?





2. : Which type of memory is volatile and loses its contents when power is turned off?





3. : What is the primary function of ROM?





4. : Which type of memory is used to store frequently accessed data for quick retrieval by the CPU?





5. : What does the term ‘cache memory’ refer to?





6. : Which of the following is a characteristic of RAM?





7. : What type of memory is used to store the BIOS or firmware of a computer?





8. : Which memory is typically used to store data that the CPU needs to access quickly and frequently?





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





10. : Which type of memory is characterized by being read-only and used for firmware?





11. : Which of the following is NOT a type of cache memory?





12. : What is the main function of RAM in a computer system?





13. : Which type of ROM can be written to only once after manufacturing?





14. : What is the role of L2 cache in the CPU?





15. : What type of memory is used for storing user files and applications?





16. : Which type of ROM is used in modern computers for firmware storage and is highly durable?





17. : What is the purpose of RAM in relation to the CPU?





18. : Which level of cache is usually the smallest but fastest?





19. : Which of the following is true about RAM?





20. : Which type of memory allows for both reading and writing, and is commonly used for system operations?





21. : What type of memory would you use for storing a computer’s firmware that needs to be updated occasionally?





22. : Which of the following best describes the function of cache memory?





23. : Which type of memory is used to store data that needs to be frequently accessed by the CPU?





24. : Which type of ROM can be rewritten electrically without needing to remove it from the computer?





25. : Which memory type is responsible for managing active processes and applications?





26. : What is the primary function of L1 cache?





27. : Which of the following types of memory is typically used for storing the operating system and applications?





28. : What differentiates a cache memory from main memory (RAM)?





29. : Which type of memory can retain data even when the power is off?





30. : Which type of cache is shared among all cores in a multi-core CPU system?





31. : What type of ROM is used in modern devices to store firmware that can be frequently updated?





32. : What is the role of cache memory in reducing the time required for data access?





33. : Which memory type is used for temporary storage of data during computations and process executions?





34. : What is the main difference between EEPROM and Flash ROM?





35. : Which type of memory is usually the fastest and used for temporary storage of frequently accessed instructions?





36. : What type of memory is used to store the instructions necessary to boot the computer?





37. : Which type of ROM is designed to be programmed after manufacturing?





38. : What does the term ‘volatile’ mean in the context of computer memory?





39. : Which type of cache memory is typically the largest and slowest among L1, L2, and L3 caches?





40. : Which memory type is typically used for storing data that does not change frequently and is used during system boot-up?





41. : What is the primary benefit of using cache memory in a CPU?





42. : Which type of memory would you most likely find in a computer’s motherboard for storing system firmware?





43. : Which type of memory is used for long-term storage of system software and firmware?





44. : Which level of cache is typically the smallest but fastest?





45. : What is the function of the L1 cache in modern CPUs?





46. : Which type of memory is typically used for executing system and application programs?





47. : What does the term ‘non-volatile memory’ refer to?





48. : Which of the following memory types is used for permanent storage of firmware and system software?





49. : What is the main role of RAM in a computer system?





50. : Which type of ROM can be erased and reprogrammed electrically?





51. : What is the primary difference between ROM and RAM?





52. : Which type of memory provides the fastest access to data for a CPU?





53. : Which type of memory is used to store the data that the CPU is currently processing?





54. : What is the role of L3 cache in a multi-core CPU?





55. : Which type of ROM is used for storing data that must be preserved even if the power is turned off?





56. : Which memory type is used for temporary data storage while a computer is on?





57. : What does the acronym ‘RAM’ stand for?





 

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