Computer Memory & Storage Devices MCQ Test – Evaluate Your Knowledge Online

Questions: 30

Questions
  • 1. What is the primary function of the computer's memory?

    • a) To process data
    • b) To store data and instructions for the CPU
    • c) To display graphics on the monitor
    • d) To manage hardware resources
  • 2. Which of the following is a type of non-volatile memory?

    • a) ROM
    • b) RAM
    • c) Cache
    • d) Registers
  • 3. Which of the following is an example of primary memory?

    • a) Flash Drive
    • b) Hard Drive
    • c) CD-ROM
    • d) RAM
  • 4. Which type of memory is used for temporary storage of data and is volatile?

    • a) Flash Memory
    • b) ROM
    • c) RAM
    • d) Magnetic Disk
  • 5. Which of the following is a storage device that uses non-volatile memory to store data?

    • a) RAM
    • b) SSD
    • c) Cache
    • d) CPU registers
  • 6. What is the primary purpose of the cache memory in a computer?

    • a) To store frequently accessed data for quick access
    • b) To store long-term data
    • c) To hold data temporarily while it is being processed
    • d) To back up the operating system
  • 7. Which of the following is an example of secondary storage?

    • a) Registers
    • b) RAM
    • c) CPU Cache
    • d) Hard Drive
  • 8. What does the term "volatile memory" mean?

    • a) The memory is slower but more reliable
    • b) The data is retained permanently
    • c) The data is lost when the power is turned off
    • d) The memory can store both data and programs
  • 9. Which of the following is true about ROM?

    • a) It is non-volatile and stores firmware
    • b) It is volatile and used for temporary storage
    • c) It is faster than RAM
    • d) It can be rewritten multiple times
  • 10. Which of the following is an example of a magnetic storage device?

    • a) Hard Disk Drive
    • b) SSD
    • c) CD-ROM
    • d) USB Flash Drive
  • 11. What is the primary function of a hard disk drive (HDD)?

    • a) To execute instructions from software
    • b) To store data on non-volatile memory chips
    • c) To store data on rotating magnetic disks
    • d) To provide temporary working memory for the CPU
  • 12. Which of the following is a characteristic of Flash memory?

    • a) It is slower than RAM
    • b) It is volatile and used for temporary storage
    • c) It stores data on magnetic disks
    • d) It is non-volatile and can be rewritten multiple times
  • 13. Which type of memory is typically used in smartphones and digital cameras?

    • a) Flash memory
    • b) RAM
    • c) ROM
    • d) Magnetic tape
  • 14. What does the term "SSD" stand for?

    • a) Solid State Drive
    • b) Static Storage Device
    • c) Secure Storage Disk
    • d) Super Speed Disk
  • 15. Which of the following storage devices is faster than a traditional hard disk drive (HDD)?

    • a) Magnetic Tape
    • b) SSD (Solid State Drive)
    • c) Optical Disk
    • d) Floppy Disk
  • 16. Which of the following is used to store data on optical discs?

    • a) High-frequency signals
    • b) Magnetic fields
    • c) Electric charges
    • d) Laser beams
  • 17. What is the main advantage of SSDs over traditional HDDs?

    • a) Higher storage capacity
    • b) Faster data access and no moving parts
    • c) Lower cost
    • d) Easier to repair
  • 18. Which of the following is a storage medium that uses laser technology to store data?

    • a) Optical Disk
    • b) Hard Disk Drive
    • c) Flash Drive
    • d) RAM
  • 19. Which of the following is an example of a read-write storage medium?

    • a) Hard Disk Drive
    • b) ROM
    • c) CD-ROM
    • d) Floppy Disk
  • 20. What does the term "RAM" stand for?

    • a) Random Array Memory
    • b) Read Access Memory
    • c) Random Access Memory
    • d) Real-time Access Memory
  • 21. Which of the following is the primary characteristic of dynamic RAM (DRAM)?

    • a) It has a faster access time than static RAM
    • b) It requires periodic refreshing to maintain data
    • c) It is used primarily for cache memory
    • d) It is non-volatile
  • 22. What is the main limitation of using magnetic tape for data storage?

    • a) Slower data access speed compared to HDDs and SSDs
    • b) Limited capacity
    • c) Non-volatility
    • d) Fragility
  • 23. In which of the following scenarios would a solid-state drive (SSD) be the most suitable?

    • a) For long-term archival storage
    • b) For applications requiring fast data retrieval and reliability
    • c) For media with read-only data
    • d) For use in low-cost devices
  • 24. What does the term "hard drive" refer to?

    • a) A backup storage device
    • b) A storage device that stores data on flash memory chips
    • c) A device used for network storage
    • d) A mechanical storage device using magnetic disks
  • 25. Which of the following storage devices has the longest data retrieval time?

    • a) Magnetic tape
    • b) SSD
    • c) Hard Disk Drive
    • d) Flash memory
  • 26. What does the acronym "USB" stand for in "USB flash drive"?

    • a) United Storage Bus
    • b) Universal Storage Band
    • c) Universal Serial Bus
    • d) Universal Security Block
  • 27. What is the characteristic of ROM (Read-Only Memory)?

    • a) Data cannot be easily modified or erased
    • b) Data is stored temporarily
    • c) It is used as the system’s main memory
    • d) Data is stored in registers
  • 28. What is one advantage of using an SSD over an HDD?

    • a) Less expensive
    • b) Higher storage capacity
    • c) Faster boot times and faster file access
    • d) More durable
  • 29. Which of the following is the most durable type of storage device?

    • a) USB flash drive
    • b) Optical disk
    • c) Magnetic disk
    • d) SSD
  • 30. What type of memory is typically used for storing the BIOS in a computer?

    • a) ROM
    • b) RAM
    • c) Flash memory
    • d) Cache memory

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