Introducing The Basics Flashcards

1
Q

What is a computer?

A

An electronic machine/device used for the processing and storage of data according to instructions.

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2
Q

What are the four basic functions of a computer?

A

Input, Processing, Output and Storage.

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3
Q

What makes a computer powerful?

A

Speed, Storage and Reliability

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4
Q

What makes a computer stupid?

A

It lacks real understanding and insight.

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5
Q

What is a computer system?

A

A combination of both the hardware and software of a computer.

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6
Q

What is Hardware?

A

The physical, tangible components of a computer.

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7
Q

What is software?

A

The programs/set of instructions that operates the hardware of the computer.

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8
Q

What is data?

A

Raw, unprocessed factual information

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9
Q

What is information?

A

Processed data

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10
Q

What is the principle of Modularity?

A

Systems should be built from cohesive, loosely coupled components.

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11
Q

What is form factor?

A

The physical size and shape of a piece of computer hardware.

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12
Q

What is the Power Supply?

A

Component that converts power from the source into the power required to operate the computer.

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13
Q

What is the motherboard?

A

The central communication point of the computer, where all components are connected.

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14
Q

What is the CPU?

A

The brain of the computer that carries out instructions.

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15
Q

What is RAM?

A

Volatile, primary memory of the computer, used to store data for quick access by the CPU.

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16
Q

What is Secondary Memory?

A

Storage of information for repeated access over time.

17
Q

What is HDD?

A

Secondary memory that store data on spinning magnetic disks.

18
Q

What is Solid State Drive?

A

Secondary memory, that stores data on flash memory.

19
Q

What is an input device?

A

Device that sends data to a computer, permitting user interactions with it

20
Q

What is an output device?

A

Device that presents processed information from a computer

21
Q

What are computer specifications?

A

Technical description of the components and capabilities of a computer.

22
Q

What is clock speed?

A

The number of cycles a CPU performs per second. Measured in Hz.

23
Q

What is capacity?

A

The amount of memory that a computer has available for usage. Measured in bytes.

24
Q

What is Moore’s Law?

A

The number of transistors in a single integrated circuit, double approximately every 18 months, yet the price stays the same.

25
Q

What are expansion cards?

A

Additional components that provide extra functionality.

26
Q

Other name for expansion cards?

A

Peripheral Component Interconnect (PCI) cards

27
Q

What does Peripheral mean?

A

Hardware device that connects to a computer