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COMP 1 > 1.2 > Flashcards

1.2 Flashcards

1
Q

What is the primary function of memory in a computer?

A

To store data and instructions for processing.

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2
Q

True or False: RAM is a type of non-volatile memory.

A

False

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3
Q

Fill in the blank: The acronym RAM stands for _____.

A

Random Access Memory

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4
Q

What type of memory is used for permanent storage?

A

Non-volatile memory

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5
Q

Which of the following is an example of volatile memory? (A) Hard Drive (B) SSD (C) RAM (D) Flash Drive

A

C) RAM

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6
Q

True or False: Data in RAM is retained when the power is turned off.

A

False

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7
Q

What does the term ‘secondary storage’ refer to?

A

Storage that is not directly accessible by the CPU and is used for long-term data retention.

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8
Q

Name one advantage of using SSD over HDD.

A

Faster read and write speeds.

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9
Q

What is the purpose of cache memory?

A

To provide faster access to frequently used data and instructions.

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10
Q

Fill in the blank: EEPROM stands for _____.

A

Electrically Erasable Programmable Read-Only Memory

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11
Q

Which memory type is typically faster: RAM or Cache?

A

Cache

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12
Q

True or False: Flash memory is a type of volatile memory.

A

False

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13
Q

What does the term ‘memory hierarchy’ refer to?

A

The structure that ranks different types of memory based on speed and cost.

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14
Q

Which type of memory is typically used for system firmware?

A

ROM (Read-Only Memory)

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15
Q

What is the main characteristic of ROM?

A

It is non-volatile and retains data without power.

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16
Q

Fill in the blank: The main storage device in a computer is usually a _____.

A

Hard Disk Drive (HDD) or Solid State Drive (SSD)

17
Q

What is a key disadvantage of HDD compared to SSD?

A

HDDs have moving parts, making them more prone to failure.

18
Q

True or False: Virtual memory uses disk space to extend RAM.

A

True

19
Q

What is the purpose of virtual memory?

A

To allow a computer to compensate for physical memory shortages.

20
Q

What type of memory is used to store the BIOS?

A

ROM

21
Q

What does the term ‘data retrieval’ mean?

A

The process of accessing and fetching stored data from memory.

22
Q

Fill in the blank: The speed of memory is typically measured in _____.

A

Nanoseconds

23
Q

Which memory type is the slowest: Cache, RAM, or HDD?

A

HDD

24
Q

What is the role of the memory controller?

A

To manage the flow of data to and from the memory.

25
Q

True or False: Cache memory is usually larger than RAM.

A

False

26
Q

What is the main function of buffer memory?

A

To temporarily hold data while it is being transferred between two locations.

27
Q

What is the primary difference between static and dynamic RAM?

A

Static RAM does not need to be refreshed, while dynamic RAM does.

COMP 1 (2 decks)

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