×

Free Mock Tests For All JKSSB Exams 2026

Like FAA, Junior Assistant, JK Police Constable, Forest Guard etc...

Join Telegram Now

Top 50 Computer Memory MCQs with Answers for Competitive Exams 2026

Exam Waves

Free MCQS, Computer Science

Computer Memory MCQs

Top 50 Computer Memory MCQs with Answers for Competitive Exams 2026

Share With Friends

Practice top 50 Computer Memory MCQs with answers for competitive exams 2026. These important questions will help you understand concepts clearly, improve your accuracy, and boost your confidence. Prepare smartly for SSC, JKSSB, banking, defence, and other exams to achieve better results and higher scores.

Computer Memory MCQs

Duration: 50 minutes

Q1. Read the following statements regarding memory:

  1. Memory stores data and instructions.
  2. Memory is only used for output storage.

Q2. What does a bit represent?

Q3. Read the following statements regarding nibble and byte:

  1. One nibble equals 4 bits.
  2. One byte equals 8 bits.

Q4. How many different values can one byte store?

Q5. Read the following statements regarding kilobyte:

  1. 1 KB equals 1024 bytes.
  2. It is based on binary system.

Q6. 1 Megabyte equals:

Q7. Read the following statements regarding memory hierarchy:

  1. CPU registers are fastest memory.
  2. Secondary memory is faster than cache.

Q8. Which memory is fastest?

Q9. Read the following statements regarding cache:

  1. Cache works on locality of reference.
  2. Cache is slower than RAM.

Q10. Cache memory speed is measured in:

Q11. Read the following statements regarding RAM:

  1. RAM is used during computer operation.
  2. RAM is non-volatile memory.

Q12. Which memory is accessed directly by CPU?

Q13. Read the following statements regarding SRAM:

  1. SRAM uses multiple transistors.
  2. SRAM is slower than DRAM.

Q14. Which memory is more expensive?

Q15. Read the following statements regarding DRAM:

  1. DRAM uses one transistor and one capacitor.
  2. DRAM must be refreshed regularly.

Q16. Which type of RAM is slower than SRAM?

Q17. Read the following statements regarding SDRAM:

  1. SDRAM is faster than general DRAM.
  2. SDRAM is a type of secondary memory.

Q18. EDORAM uses which technique to accelerate data?

Q19. Read the following statements regarding ROM:

  1. ROM is only readable memory.
  2. ROM loses its contents when power is switched off.

Q20. Which memory is programmed by manufacturer?

Q21. Read the following statements regarding PROM:

  1. PROM can be programmed only once.
  2. Data written on PROM can be erased many times.

Q22. PROM is commonly used in:

Q23. Read the following statements regarding Masked ROM:

  1. Masked ROM contains pre-programmed data.
  2. It was among the earliest ROM types.

Q24. Which ROM type contains hard-wired pre-programmed data?

Q25. Read the following statements regarding EPROM:

  1. EPROM can be erased by ultraviolet light.
  2. EPROM can be reprogrammed several times.

Q26. Which memory is removed for rewriting?

Q27. Read the following statements regarding EEPROM:

  1. EEPROM can be erased by electrical charge.
  2. EEPROM does not need to be removed for rewriting.

Q28. Which memory is used for holding BIOS?

Q29. Read the following statements regarding Flash ROM:

  1. Flash ROM is a type of EEPROM.
  2. Flash ROM is volatile memory.

Q30. Flash ROM was invented by:

Q31. Read the following statements regarding magnetic tape:

  1. Magnetic tape is used for backup storage.
  2. Magnetic tape can be updated easily.

Q32. Magnetic tape stores data in the form of:

Q33. Read the following statements regarding magnetic disk:

  1. Magnetic disk has direct access storage.
  2. Magnetic disk stores data in file folders.

Q34. Which storage device is faster in data access?

Q35. Read the following statements regarding hard disk:

  1. Hard disk was developed by IBM in 1956.
  2. Hard disk is connected by PATA.

Q36. Which storage device stores the operating system?

Q37. Read the following statements regarding hard disk structure:

  1. Files and folders are stored in tree structure.
  2. Information is recorded in bands called tracks.

Q38. Tracks on a disk are divided into:

Q39. Read the following statements regarding cylinder:

  1. Cylinder is a collection of one type of track.
  2. Cylinder is smaller than a sector.

Q40. What is seek time?

Q41. Read the following statements regarding latency time:

  1. Latency time is the time taken for desired sector to come under read/write head.
  2. It is also called rotational delay.

Q42. Access time is the sum of:

Q43. Read the following statements regarding floppy disk:

  1. Floppy disk was developed by IBM in 1972.
  2. Floppy disk is made of mylar plastic.

Q44. Which floppy size can store 360 KB to 1.2 MB?

Q45. Read the following statements regarding optical disk:

  1. Optical disk uses laser technology to read data.
  2. Optical disk surface is made of ferromagnetic material.

Q46. CD-ROM can store about:

Q47. Read the following statements regarding CD-R and CD-RW:

  1. CD-R means write once, read many.
  2. CD-RW allows data to be erased and written again.

Q48. Blu-ray disk can store up to:

Q49. Read the following statements regarding cloud storage and virtual memory:

  1. Cloud storage stores data on remote servers.
  2. Virtual memory creates the illusion of larger memory space.

Q50. Which portable device is also called USB Flash Drive?

Download Our Computer Awareness Master Guide

Other Important Computer Topics MCQs

Top 30 Input and Output Devices MCQs with Answers for all Competitive Exams 2026

Top 30 Input and Output Devices MCQs with Answers for all Competitive Exams 2026

Computer Hardware MCQs with Answers (SSC, JKSSB, Banking Exams 2026)

20 Statement-Based Computer Software MCQs with Answers for SSC, JKSSB & Banking Exams 2026

20 Statement-Based Computer Software MCQs with Answers for SSC, JKSSB & Banking Exams 2026

Share With Friends

Top Articles

Leave a Comment

Exam Waves

Let Us Crack any Competitive Exam with Exam Waves! your ultimate success partner!

Let Us Try

Exam Waves
Near Trauma Hospital Pattan Baramulla
Kashmir 193121

+91 7006902718

info@examwaves.in

Copyright © 2025 Exam Waves (J&K) India. All Rights Reserved