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
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compiler
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core memory
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software
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device for storing and retrieving data
D
Correct answer
Explanation
A floppy disc is a magnetic storage medium used to store and retrieve digital data. Unlike compilers (which translate code) or core memory (primary system memory), a floppy disc is specifically designed as an external storage device. Software refers to programs, not hardware storage media.
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B-trees
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Record
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Tagged union
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Object
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Set
A
Correct answer
Explanation
B-trees are a good example of a data structure for external memory. It is commonly used in databases and filesystems.
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directories
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floppies
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files
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DVD
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_
C
Correct answer
Explanation
File is a collection of data and information.
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Optical disc
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Floppy disc
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Magnetic tape
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Magnetic disc in computer
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_
C
Correct answer
Explanation
A system which stores digital information
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CPU
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ALU
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motherboard
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software
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_
C
Correct answer
Explanation
It is logically connected to the functional part of the motherboard.
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hard copy
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soft copy
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card
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None of these
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_
B
Correct answer
Explanation
Information which we can only see, but is not in a physical state is a soft copy.
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storage
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output
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input
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information
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_
C
Correct answer
Explanation
It is a computer software device, used to collect information.
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Main
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Primary
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Both main and primary
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None of these
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_
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Interpreter
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Absolute loader
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Allocation
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Pseudo operations
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Program translation
A
Correct answer
Explanation
In this type of utility program scheme, the instruction is read line by line and obtained machine code is directly put in the main memory.
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Object module
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Allocation
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Program translation
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Loading
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Syntax tree
D
Correct answer
Explanation
In this activity, loader places all the machine instructions, data of corresponding programs and subroutines into the memory.
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Allocation
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Macro
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Relocation
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Pseudo operations
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Caching
C
Correct answer
Explanation
In this activity, loader adjusts all address dependent locations, such as address constants to correspond with the allocated space.
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Memory fragmentation
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Garbage collection
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Memory protection
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None of these
A
Correct answer
Explanation
Memory fragmentation is defined as the presence of unusable memory areas in a computer system.
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Resident virus
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Boot virus
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Macro virus
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Overwrite virus
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Direct actionvirus
A
Correct answer
Explanation
A resident virus is a type of virus that hides permanently in the RAM. From here, it can control and intercept all the operations carried out by the system.
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ROM
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Flash memory
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CPU
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RAM
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None of these
D
Correct answer
Explanation
Random Access Memory: It is the memory that the computer uses to temporarily store information.
D
Correct answer
Explanation
This is a general purpose register, also known as Source Index, which is used in loops to process data and holds the location of the input data stream.