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chapter-2 quiz grade-8

Total questions: 20

Worksheet time: 6mins

Name
Class
Date
1.

1. ____________ is used to enter information from hard copy into a computer.

a)

printer

b)

scanner

2.

2.The flat bed scanner is made up of a _________ and ________

a)

plastic,copper

b)

glass panel.lid

3.

3.The ____________ document or photo is scanned by a light source and produces a computer-readable image.

a)

soft copy

b)

hard copy

4.

4.____________ have largely replaced traditional film-based cameras.

a)

digital camera

b)

mouse

5.

5.ADC stands for ______________________

a)

digital to analog convertor

b)

analogue to digital convertor

6.

A ___________is a device that inputs data to a computer; the data is a measurement of some physical quantity that is continuously changing.

a)

sensor

b)

computer

7.

___________ in automatic washing machines, central heating systems, automatic glasshouses, ovens

a)

sound sensor

b)

temperature sensor

8.

PDA stands for ___________________

a)

personal digit assistant

b)

printer digit assistant

9.

A ________________ is used with a stylus to produce freehand drawings. The linages produced can then be stored in a file on a computer.

a)

tablet

b)

mobile phone

c)

graphics tablet

10.

____________________________ can be connected directly to a computer.

a)

microphone

b)

mouse

11.

DDE stands for _________________

a)

direct data entry

b)

data data entry

12.

______________ readers are similar to smart card readers but are used at EFTPOS terminals.

a)

contactless reader

b)

chip and PIN

13.

__________________ readers use radio waves to read and capture information stored on a tag.

a)

random frequency identification

b)

Radio frequency identification

14.

_______________is the name given to software that takes scanned text and converts it into a computer-readable form.

a)

optical computer recognition

b)

optical character recognition

15.

_______________ are used to read information in the form of a barcode.

a)

barcode reader

b)

barcode printer

16.

CRT stands for ________________

a)

cathode ray tube

b)

computer ray tube

17.

Set the page size is present in which tab___________

a)

design tab

b)

layout tab

18.

Landscape and portrait comes under which section___________

a)

orientation

b)

home

19.

Top of the page is known as ___________

a)

header

b)

footer

20.

bottom of the page ____________

a)

footer

b)

header