Computer Knowledge

Computer Memory and Storage

2,477 Questions

Computer memory and storage questions test foundational knowledge of hardware, cache mapping, and data transfer mechanisms. Key areas include Direct Memory Access, analog recording, and RAID levels. This section is essential for candidates preparing for banking and government computer proficiency tests.

Cache memory mappingDirect memory accessRAID storage levelsHard disk technologyOptical media storageMemory addresses

Computer Memory and Storage Questions

Multiple choice

CD-ROM means

  1. Compact disk - Read Only Measures

  2. Compact disk- Read Only Matter

  3. "Compact Disk" Read Only Meaning

  4. Compact Disk Read Only Memory
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

CD-ROM stands for Compact Disc Read-Only Memory. It is a type of optical disc that contains data that can be read by a computer but cannot be modified or erased.

Multiple choice

Registers are used for ______ data.

  1. inputting

  2. outputting

  3. processing

  4. storing
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Registers are small, high-speed storage locations within the CPU used to hold data temporarily during processing.

Multiple choice

Magnetic disk is a ______ device

  1. input

  2. output

  3. control

  4. storage
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Magnetic disks, such as hard drives, are used for long-term data retention, classifying them as storage devices.

Multiple choice

In RAM, we can

  1. read

  2. write

  3. read and write

  4. none of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

RAM (Random Access Memory) is volatile memory that allows the CPU to both read data from and write data to it during operation.

Multiple choice

RAM means

  1. random access memory

  2. ready access memory

  3. regular access memory

  4. none of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

RAM is random access memory

Multiple choice

______ and ______ are the storage devices.

  1. Floppy disk and compact disk (CDs)

  2. Hard disk and compact disk (CDs)

  3. Pen drive and zip disk

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Floppy disks, CDs, hard disks, pen drives, and zip disks are all valid examples of secondary storage devices used to store data.