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

What type of storage system involves stacking items vertically in a series of horizontal rows?

  1. Pallet rack system

  2. Bin storage system

  3. Carousel storage system

  4. Drive-in racking system
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Pallet rack systems are designed to store items on pallets, stacked vertically in rows, allowing for easy access and efficient use of space.

Multiple choice

Which storage system is characterized by items being stored in individual compartments or bins?

  1. Pallet rack system

  2. Bin storage system

  3. Carousel storage system

  4. Drive-in racking system
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bin storage systems are designed to store small items in individual compartments or bins, providing easy access and organization for a wide variety of items.

Multiple choice

Which storage system involves storing items on shelves or racks that can be moved along tracks?

  1. Pallet rack system

  2. Bin storage system

  3. Carousel storage system

  4. Drive-in racking system
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Carousel storage systems consist of shelves or racks that rotate on a circular track, bringing items to the operator for easy picking, saving time and effort.

Multiple choice

Which storage system is designed for storing long and heavy items, such as pipes or lumber?

  1. Pallet rack system

  2. Bin storage system

  3. Carousel storage system

  4. Cantilever racking system
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Cantilever racking systems feature horizontal arms that extend from vertical supports, providing storage space for long and heavy items that cannot be stored on pallets.

Multiple choice

Which storage system involves storing items in vertical columns, with each column having its own aisle?

  1. Pallet rack system

  2. Bin storage system

  3. Carousel storage system

  4. Drive-in racking system
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Drive-in racking systems allow forklifts to drive directly into the storage aisles, maximizing space utilization and providing efficient access to stored items.

Multiple choice

Which of the following is NOT a good practice for protecting your data from loss or theft?

  1. Backing up your data regularly

  2. Using a strong password for your backup drive

  3. Storing your backup drive in a safe place

  4. Leaving your backup drive connected to your computer at all times
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Leaving your backup drive connected to your computer at all times is not a good practice for protecting your data from loss or theft.

Multiple choice

Which of the following is NOT a common type of storage system used in museums?

  1. Compactus storage systems

  2. Flat files

  3. Acid-free boxes

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

Display cases are not typically used as storage systems in museums. They are primarily used for displaying artifacts to the public.

Multiple choice

Which type of storage device is commonly used for long-term storage of photos and videos?

  1. Hard drive

  2. Solid-state drive (SSD)

  3. Memory card

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

Hard drives are commonly used for long-term storage of photos and videos due to their large storage capacity and relatively low cost.

Multiple choice

Which type of storage device is suitable for storing photos and videos that need to be accessed quickly?

  1. Hard drive

  2. Solid-state drive (SSD)

  3. Memory card

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

Solid-state drives (SSDs) are faster than hard drives and provide quicker access to photos and videos.

Multiple choice

Which type of storage device is suitable for storing photos and videos that need to be shared with others?

  1. Hard drive

  2. Solid-state drive (SSD)

  3. Memory card

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

Cloud storage is the most convenient way to store photos and videos that need to be shared with others, as it allows access from anywhere with an internet connection.

Multiple choice

What is the process of preserving data on a mobile device called?

  1. Preservation

  2. Conservation

  3. Retention

  4. Archiving
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Preservation is the process of protecting data on a mobile device from modification or destruction.

Multiple choice

Which of the following is NOT a common method of game preservation?

  1. Emulation

  2. Archiving

  3. Re-release

  4. Restoration
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Re-release is not a common method of game preservation as it involves creating a new version of the game, rather than preserving the original.

Multiple choice

Which of the following is NOT a common threat to game preservation?

  1. Bit rot

  2. Media degradation

  3. Copyright issues

  4. Hardware failure
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Copyright issues are not a direct threat to game preservation, as they primarily affect the distribution and availability of games, not their preservation.

Multiple choice

Which type of content is typically cached by a CDN?

  1. Static content such as images, CSS, and JavaScript files

  2. Dynamic content such as web pages generated on the fly

  3. Large media files such as videos and audio

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

A CDN typically caches static content such as images, CSS, and JavaScript files, which are frequently requested and do not change frequently.

Multiple choice

Which of the following audio formats is commonly used for storing audio data on CDs?

  1. WAV

  2. AIFF

  3. MP3

  4. Red Book CD-DA
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Red Book CD-DA (Compact Disc Digital Audio) is a lossless audio format that is commonly used for storing audio data on CDs.