Output devices

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Transcript of Output devices

NAME: DK.NURSUFINA BTE PG. SAHRIN

YEAR; 8A

SCHOOL: SEKOLAH MENENGAH P.I.H.M SERASA

INPUT AND OUTPUT DEVICES

COMPUTER STUDIES

CONTENTS OUTPUT DEVICES

MONITOR MICROFILM or MICROFICHE PRINTER TYPES OF PRINTER

REFERENCES THANK YOU

Output devices

Output devices is the information we obtain from the computer’s devices.

Example of output devices:

MONITOR

Use to: display text and pictures.

MONITOR TYPES

CRT (Cathode Ray Tube)

LCD (Liquid Crystal Display)

Microfilm or microficheA microfilm is film available in forms of reels

while the card-sized sheets are called microfiche.

Advantages: Large amount of data can be stored. Much faster to store a large amount of data on

a microfilm than printing it on paper. Microfilms can last longer than disks.

PRINTER

Use to: produce printed output on papers which is also known as the hardcopy.

TYPES OF QUALITY

a) Letter quality (high resolution)b) Near letter quality ( medium resolution)c) Draft quality (low resolution)

TYPES OF PRINTER Dot-matrix A printer that consists of a print head with a

number of pins and these pins move in and out to print on

fanfold paper. InkjetA printer that uses melted coloured wax and is extremely quite, light weight and quite reliable. LaserA printer that prints image by transferring ‘ink

powder’ onto a piece of paper using a laser beam.

RESOURCES

www.google.com www.wikipedia.com www.yahoo.com