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ICT 1 > Chapter 1 Inttoduction To Computer > Flashcards

Chapter 1 Inttoduction To Computer Flashcards

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1
Q

involves having knowledge and understanding of computers and their uses.

A

Computer Literacy

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2
Q

Is an electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produce results, and stores the results for future use.

A

Computer

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3
Q

is a collection of unprocessed items, which can include text, numbers, images, audio, and video.

A

Data

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4
Q

It is a plural word of datum.

A

Data

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5
Q

is a processed data that conveys meaning and is useful to people.

A

Information

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6
Q

Series of input, process, output, and storage activities performed by a computer.

A

Information Processing Cycle

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7
Q

What is the 5 Essential elements of Information Processing Cycle

A

Input
Process
Output
Storage
Communication

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8
Q

sample are the data’s entered by the user

A

Input

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9
Q

the instructions that the computer performs

A

Process

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10
Q

the information or the results

A

Output

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11
Q

stores the result for future use

A

Storage

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12
Q

computers communication to other computers

A

Communication

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13
Q

are the steps that tell the computer how to perform a particular task.

A

Instruction

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14
Q

What Are the Components of a Computer?

A

Input devices
Output devices
Storage unit
Storage device
Communication device

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15
Q

What is the 6 Input devices

A

Keyboard
Mouse
Microphone
Scanner
Degital Camera
PC video camera

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16
Q

3 Output Devices

A

Printer
Monitor
Speaker

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17
Q

SYSTEM UNIT
Two main components on the motherboard

A

Processor or CPU
Memory

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18
Q

CPU stands for?

A

Central Processing Units

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19
Q

What are the 7 Storage Devices

A

Storage media
Storage device
Floppy disk
Zip disk
USB flashdrive
Hard disk
Compact disk

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20
Q

USB stands for?

A

Universal Serial Bus

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21
Q

It is where a computer keeps data, instructions, and information. Example of storage media are floppy disks, Zip disks, USB Flash drives, hard disks, CDs, DVDs, and memory card

A

Storage media

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22
Q

Records (writes) and/or retrieves (reads) items to and from storage media. Drives and reader / writers,
which are types of storage devices, accept a specific kind of storage media. It often functions as a source of input because
they transfer items from storage to memory.

A

Storage Device

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23
Q

consists of a thin, circular, flexible disk enclosed in a square-shaped plastic shell that is inserted in and
removed from a (FDD).

A

Floppy disk

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24
Q

looks similar to a floppy disk but has much greater storage capabilities – up to about 750 million characters.

A

Zip disk

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25
is a portable storage device that has much more storage capacity than a floppy disk but is small and lightweight enough to be transported on a keychain or in a pocket.
USB Flash Drive
26
provides much greater storage capacity than a floppy disk, zip disk, or USB flash drive. The average ______ can hold more than 80 billion characters. ____ is enclosed in an airtight, sealed case. Although some are removable, most are housed inside the system unit
Hard disk
27
is a flat, round, portable metal disc with a plastic coating.
Compact Disk CD
28
2 Types of Compact Disc
CD-ROM DVD-ROM
29
Communication occurs over cables, telephone lines, cellular radio networks, satellites, and other transmission media. Some transmission media, such as satellites and cellular radio networks, are wireless, which means they have no physical lines or wires
Communication devices
30
a widely used communication devic
Modem
31
is anyone who communicates with a computer or utilizes the information it generates.
User
32
computer operations occur through electronic circuits. When data, instructions, and information flow along these circuits, they travel at incredibly fast speeds.
Speed
33
5 Advantages of using Computer
Speed Reliability Consistency Storage Communications
34
The electronic components in modern computers are dependable and reliable because they rarely break or fail.
Reliability
35
Given the same input and processes, a computer will produce the same results - consistently.
Consistency
36
A computer can transfer data quickly from a storage to memory, process it, and then store it again for future use.
Storage
37
Most computers today can communicate with other computers, often wirelessly.
Communication
38
4 Disadvantages of using Computer
Violation of privacy Impact on labor force Health Risks Impact on Enviroment
39
Nearly every life event is stored in a computer somewhere…in medical records, credit reports, tax records, etc. It is crucial that personal and confidential records be protected properly. In many instances, where these records were not properly protected, individuals have found their privacy violated and identities stolen.
Violation of Privacy
40
Although computers have improved productivity in many ways and created an entire industry with hundreds of thousands of new jobs, the skills of millions employees have been replaced by computers.
Impact on labor force
41
Prolonged or improper computer use can lead to injuries or disorders of the hand, wrists, elbows, eyes, neck, and back. Computer users can protect themselves from these health risks through proper workplace design, good posture while at the computer, and appropriately space work breaks.
Health Risks
42
Computer manufacturing processes and computer waste are depleting natural resources and polluting the environment
Impact on Enviroment
43
control access to the resources on the network.
Server
44
A computer in a network that stores application programs and data files accessed by the other computers in the network
Computer that other computer access
45
the other computers on the network and the computer request resources from the server.
Client
46
a computer program used to contact and obtain data from a program on another computer, often one linked on a network. A World Wide Web browser is a specific kind of client.
Computer that request data
47
the world largest computer network.
Internet
48
is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals
Internet
49
People use the internet to?
communicate with and meet other people  Access news and information  shop for goods and services  bank and invest  take classes, and  access sources of entertainment and leisure
50
a business, offer users and companies access to the internet free or for fee. By subscribing to an access provider, you can use your computer and a communication device, such as modem, to connect to the many services of the internet.
Access Providers
51
s a global library of documents containing information that is available to anyone connected to the Internet. It contains billions of documents called Web pages
Web (World Wide Web)
52
can contain text, graphics, audio, and video and often have built-in connections, or links, to other documents, graphics, other Web pages, or Web sites.
Web pages
53
is a collection of related Web pages.
Website
54
is a website that allows users to create an online photo album and store their electronic photographs
Photo sharing community
55
also called a program, is a series of instructions that tells the computer what to do and how to do it.
Software
56
allows you to interact with the software using text, graphics, and visual images such as icons.
GUI - Graphical User Interface
57
is a miniature image that represents a program, an instruction, or some other object.
Icon
58
Two categories of software
System Software Application Software
59
consists of the programs that control or maintain the operations of a computer and its devices. It serves as the interface between the user, the application software, and the computer’s hardware.
System Software
60
Two types of System Software
Operating system Utility programs
61
which coordinates activities among computer hardware devices.
Operating system
62
which coordinates activities among computer hardware devices.
Operating system
63
which perform maintenance-type tasks usually related to a computer, its devices, or its programs.
Utility program
64
consists of programs that perform specific tasks for users. Popular application software includes Web browsers, word processing software, spreadsheet software, database software, and presentation graphics softwar
Application software
65
is the process of setting up software to work with the computer, printer and other hardware components.
Installing
66
Is someone who develops software or writes the instructions that direct the computer to process data into information
Programmer
67
What Are the 6 Categories of Computers?
Personal computers Mobile computers and Mobile devices Midrange servers Mainframes Supercomputers Embedded computers

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