Computer Memory & Storage Devices MCQ Test – Evaluate Your Knowledge Online
Questions: 30
Questions
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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
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2. Which of the following is a type of non-volatile memory?
- a) ROM
- b) RAM
- c) Cache
- d) Registers
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3. Which of the following is an example of primary memory?
- a) Flash Drive
- b) Hard Drive
- c) CD-ROM
- d) RAM
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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
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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
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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
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7. Which of the following is an example of secondary storage?
- a) Registers
- b) RAM
- c) CPU Cache
- d) Hard Drive
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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
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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
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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
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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
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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
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13. Which type of memory is typically used in smartphones and digital cameras?
- a) Flash memory
- b) RAM
- c) ROM
- d) Magnetic tape
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14. What does the term "SSD" stand for?
- a) Solid State Drive
- b) Static Storage Device
- c) Secure Storage Disk
- d) Super Speed Disk
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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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