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Business Studies, Cambridge IGCSE O Level > ICT FINALS > Flashcards

ICT FINALS Flashcards

1
Q

Need Five types of internal hardware, components, and external hardware components

A

Internal:Graphic card,Processor,Ram/rom,Motherboard
External: keyboard, mouse, monitor scanner, and printer

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2
Q

Name two characteristics of Ram

A

Volatile
Temporary

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3
Q

Name two characteristics of Ram

A

Volatile
Temporary

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4
Q

Name two characteristics of Rom

A

Permanent
Nonvolatile

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5
Q

Which device makes solid objects

A

3-D printer

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6
Q

Data entry devices
Contactless credit card

A

RFID

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7
Q

Multiple-choice answers in an examination paper

A

OMR

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8
Q

To scan items in a computerized way and It’s used to scan barcode, which contains unique information about product

A

Barcode scanner

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9
Q

5 input devices

A

Keyboard,mouse,joystick,microphone,scanner

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10
Q

5output devices

A

Speaker,printer,monitor, fax machine,headset

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11
Q

Divided into two:

A

Application software
System software

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12
Q

Applications software:

A

Is software used to perform specific tasks

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13
Q

Examples of application software:

A

Word processor
Image, editor

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14
Q

Examples of System software

A

Operating system
Utilities
Compiler
Linker
Device driver

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15
Q

Linker is one of the type of systems software
What is linker

A

It’s a computer program that takes files produced by compiler and combines them into a single program

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16
Q

Compiler is one of them examples of systems software
What is compiler used for?

A

Is used to translate high-level language into machine codes

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17
Q

Device device is an example of system software
What is the device driver

A

Enables hardware devices to communicate with computers, operating system
Without drivers a hardware, such as printer wouldn’t be able to operate

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18
Q

Digital

A

Fixed value

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19
Q

Analogue data

A

Continuous quality

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20
Q

Types of operating system

A

Command line interface
Graphic user interference

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21
Q

Command line interface

A

Requires users to type instructions allows users to interact with computer using the keyboard

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22
Q

Advantages of command line interface

A

User is indirect communication with the computer
It is possible to alter computer configuration

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23
Q

Disadvantages of command line interface

A

User needs to learn all the commands
All commands must be correct
All the commands are to be typed

24
Q

Graphic user interface

A

Allows users to interact with computer, using pictures or icons

25
Q

Advantages of graphical user interface

A

The user does not need to learn all the commands
It is user-friendly

26
Q

Disadvantages of graphical user interface

A

Needs more memory
User is limited to icons

27
Q

Types of computers:

A

Personal/desktop computer
Laptop/notebook
Smart phone
Tablet
Smart watch
Mainframe computer

28
Q

Advantage and disadvantage of Personal/desktop computer:

A

Advantage: unlikely to get damaged, stable Wi-Fi, affordable
Disadvantage: not portable, takes more desk. Space, have to carry all the components to move it

29
Q

Advantage and disadvantage of Laptop/notebook

A

advantage: light weight,portable
Disadvantage : easy to be stolen,expensive

30
Q

Advantage and disadvantage of tablets

A

Advantage: portable, Fast to switch on
Disadvantage : limited memory, and storage space, expensive

31
Q

Advantage and disadvantage of smart phone

A

Advantage: small size, lightweight
Disadvantage small screen, easy for theft

32
Q

Advantage and disadvantage of smart watch

A

Advantage, easy to monitor health and fitness delivery notification straight to the users
Disadvantage, small screen, unattractive compared to normal watches

33
Q

Uses of smart phone

A

Texting
Listening to music
Video chat
Can track Health and fitness

34
Q

There are two types of mouses

A

Touchpad
Trackball

35
Q

Magnetic stripe reader:

A

Used to read data found on magnetic stripes

36
Q

Chip pin reader

A

Used to make secure payment with POS

37
Q

RIFD

A

Contactless cards

38
Q

MICR

A

Able to read characters printed in special ink

39
Q

Is able to read mark’s written in pen or pencil mostly used for choice exams

A

OMR

40
Q

Optical character reader( OCR)

A

Scans texts from hardcopies and convert it into editableforms.used in immigration systems

41
Q

Barcode reader

A

Is the scan barcode which contains unique information about products

42
Q

List input devices

A

Mouse, remote, joystick, driving wheel, touchscreen scanner, digital camera, graphic lighten WebCam microphone

43
Q

Output devices

A

actuator

44
Q

Advantage and disadvantage of projector

A

Advantage: able to project to break screens and users can gather around at one place
Disadvantage: expensive,obstacles can block the screen

45
Q

Types of printers

A

Inkjet printer
Laser printer
Dotmatrix printer
Wide format printer
3-D printer

46
Q

Uses of fixed hardware drive

A

Gaming ,system backups ,performance enhancement

47
Q

Serial/sequential access

A

Files are stored one by one in sequence
Example magnetic tape

48
Q

Random/direct access

A

Stores files so they can instantly be accessed example DVD CD Blu-ray

49
Q

Types of CD

A

CD-r(recordable)
CD-rom(read only)
CD-rw(rewritten) read,deletes,stores

50
Q

DVD

A

Movies,Computer games and software applications

51
Q

Blue-ray

A

25-125GB(Doesn’t it work in CD players, used to HD movies and

52
Q

Only recordable once

A

CDR and DVDR

53
Q

Advantage of CDR and DVDR

A

Cheap

54
Q

Disadvantage of CDR and DVDR

A

If it is damage, it can’t be reused

55
Q

Allows data to be written or erased and rewritten

A

CD-RW and DVD-RW

Business Studies, Cambridge IGCSE O Level (2 decks)

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