computer Flashcards

1
Q

Operating Systems

A

Microsoft Windows, Linux, Apple OS X, iOS, Android

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2
Q

Applications

A

Microsoft PowerPoint, Google Chrome

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3
Q

Drivers

A

special programs that tell the operating system how to communicate with the computer’s hardware

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4
Q

Accept Input

A

Input devices send data to the computer for processing

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5
Q

Process Data

A

Computers process the data they receive from input devices using software running on the system

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6
Q

Internal components that temporarily store and process data include

A

Central Processing Unit (CPU)
Random Access Memory (RAM)

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7
Q

CPU

A

Central Processing Unit

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8
Q

RAM

A

Random Access Memory

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9
Q

Computers store and maintain data on long-term storage devices. This allows the data to be retrieved and used at a later time.

A

Hard disk drives (internal and external)
Optical drives (CD-ROM, DVD, and Blu-ray)
Flash storage devices

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10
Q

Output Data

A

Once the computer is done processing data, it can present, play, or transmit the information using output devices

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11
Q

Share Data

A

Computers can share data with each other over a network. Networks use special equipment to create communication channels between computers, allowing them to send and receive data.

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12
Q

USB

A

Universal Serial Bus

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13
Q

VGA

A

Video Graphics Array

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14
Q

DVI

A

Digital Visual Interface

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15
Q

HDMI

A

High-Definition Multimedia Interface

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16
Q

RJ-45

A

Registered Jack 45

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17
Q

FireWire port

A

allows you to connect external devices, such as digital cameras, extra hard drives, and scanners, to the computer

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18
Q

common peripheral device

A

Mice are input devices that allow you to use a point-and-click graphical user interface to interact with the computer

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19
Q

common peripheral device

A

Digital cameras, digital camcorders, and webcams can be used to input digital images and video into a computer

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20
Q

common peripheral device

A

Keyboards are input devices that allow you to type information for the computer to process

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21
Q

common peripheral device

A

Scanners are input devices that allow you to convert physical documents and pictures into digital files on a computer

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22
Q

common peripheral device

A

Printers allow you to output physical documents and images from digital files on a computer

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23
Q

common peripheral device

A

External storage devices, such as flash drives or external hard disks, are frequently connected to computing devices to add additional storage capacity

24
Q

Before disconnecting storage devices

A

you need to stop them before removing them to prevent data corruption

25
Q

For some peripheral devices, you may need to load drivers before connecting the device for the first time

A

Drivers contain software instructions that the computer needs in order to communicate with the device

26
Q

spray small dots of ink from an ink reservoir onto a sheet of paper

A

Inkjet printers

27
Q

high-quality output and are relatively inexpensive to purchase

A

Inkjet printers

28
Q

Ink cartridges have limited print capacities
The ink tends to bleed into the paper
Prints tend to fade over time

A

Inkjet printers

29
Q

use electrical charges and heat to fuse tiny plastic particles to the paper

A

Laser

30
Q

electrical charges and heat to fuse tiny plastic particles

A

toner

31
Q

produce higher-quality print output

A

laser printer

32
Q

can print documents much faster

A

laser printer

33
Q

ideal for large volume print jobs

A

laser printer

34
Q

Replacement toner cartridges are more economical than inkjet cartridges

A

laser printer

35
Q

They are better suited for sharing over a network

A

laser printer

36
Q

The ink is waterproof and doesn’t fade.
The output doesn’t bleed into the paper.

A

laser printer

37
Q

They are more expensive to purchase.
They are more difficult to maintain.

A

laser printer

38
Q

analyzes, configures, and optimizes the computer

A

Utility software

39
Q

used to support and maintain the computer system itself

A

Utility software

40
Q

Backup software

A

Utility software

41
Q

Compression software

A

Utility software

42
Q

Disk cleaners

A

Utility software

43
Q

Antivirus software

A

Utility software

44
Q

which creates backup copies of data and restores them if the original data is lost or corrupted

A

Backup software

45
Q

which compresses and decompresses files, making storage more efficient

A

Compression software

46
Q

which delete temporary or unnecessary information from disk drives

A

Disk cleaners

47
Q

which prevents viruses and other malware from harming the computer system

A

Antivirus software

48
Q

software that helps an operating system communicate with hardware devices

A

device driver

49
Q

hardware devices that communicate with computer operating system using device driver software

A

such as printers, video cards, scanners, and cameras

50
Q

preinstalled, read-only software on a device that tells it how to work

A

Fireware

51
Q

Firmware can be found

A

televisions, remote controls, game consoles, printers, cameras, music players, and even automobiles

52
Q

Sometimes, manufacturers release firmware updates that fix

A

bugs and add new features

53
Q

software running on the system that contains instructions to tell the computer how to communicate with the printer

A

printer driver

54
Q

creates print jobs and sends them to the printer

A

application

55
Q

FILE STORAGE START

A
56
Q
A