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
For some peripheral devices, you may need to load drivers before connecting the device for the first time
Drivers contain software instructions that the computer needs in order to communicate with the device
26
spray small dots of ink from an ink reservoir onto a sheet of paper
Inkjet printers
27
high-quality output and are relatively inexpensive to purchase
Inkjet printers
28
Ink cartridges have limited print capacities The ink tends to bleed into the paper Prints tend to fade over time
Inkjet printers
29
use electrical charges and heat to fuse tiny plastic particles to the paper
Laser
30
electrical charges and heat to fuse tiny plastic particles
toner
31
produce higher-quality print output
laser printer
32
can print documents much faster
laser printer
33
ideal for large volume print jobs
laser printer
34
Replacement toner cartridges are more economical than inkjet cartridges
laser printer
35
They are better suited for sharing over a network
laser printer
36
The ink is waterproof and doesn't fade. The output doesn't bleed into the paper.
laser printer
37
They are more expensive to purchase. They are more difficult to maintain.
laser printer
38
analyzes, configures, and optimizes the computer
Utility software
39
used to support and maintain the computer system itself
Utility software
40
Backup software
Utility software
41
Compression software
Utility software
42
Disk cleaners
Utility software
43
Antivirus software
Utility software
44
which creates backup copies of data and restores them if the original data is lost or corrupted
Backup software
45
which compresses and decompresses files, making storage more efficient
Compression software
46
which delete temporary or unnecessary information from disk drives
Disk cleaners
47
which prevents viruses and other malware from harming the computer system
Antivirus software
48
software that helps an operating system communicate with hardware devices
device driver
49
hardware devices that communicate with computer operating system using device driver software
such as printers, video cards, scanners, and cameras
50
preinstalled, read-only software on a device that tells it how to work
Fireware
51
Firmware can be found
televisions, remote controls, game consoles, printers, cameras, music players, and even automobiles
52
Sometimes, manufacturers release firmware updates that fix
bugs and add new features
53
software running on the system that contains instructions to tell the computer how to communicate with the printer
printer driver
54
creates print jobs and sends them to the printer
application
55
FILE STORAGE START
56