DIRECT INPUT DEVICES

Question 1

MAGNETIC STRIPE READER

Answer 1

USE-PROCESS INFO ON BANK CARDS AND HOTEL ROOMS
ADV-fast entry of data and no possibility of errors
DIS-holds small amount of data and magnetic stripes are easily duplicated

Question 2

OPTICAL MARK READER

Answer 2

USE-READ SHADED AREAS ON DOCUMENTS
ADV-VERY ACCURATE ND CAN SAVE MONEY
DIS-FORMS CAN JAM AND FORMS NEED TO BE ACCURATELY DESIGNED

Question 3

OPTICAL CHARACTER READER

Answer 3

use-processing of identity cards and passports
adv-cheap and avoids typing errors
dis-not 100% accurate and can have difficulty reading handwriting

Question 4

MAGNETIC INK CHARACTER READER

Answer 4

use-to process cheques
ADV- cheques can be processed quickly and grater security because inks cannot be changed
DIS-only a limited number of characters can be read and is expensive

Question 5

LASER PRINTER

Answer 5

USE-VERY USEFUL FOR PRINTING WHERE NOISE LEVELS NEED TO BE KEPT DOWN
ADV-VERY FAST AND RELIABLE
DIS-ENVIROMENTALLY UNFRIENDLY

Question 6

Inkjet printer

Answer 6

Use- good where few printouts are needed
Advantage-output is high and cheap
Disadvantage;cartridge doesn’t last and slow printing rates

Question 7

Dot matrix

Answer 7

Use- uses in noisy environments
Adv-good for continus printing and cheap
Dis- noisy and slow

Question 8

Plotter

Answer 8

Flatbed and drum
Used to produce large accurate drawings
Adv- printing quality is high and produce large printouts
Dis-very slow and expensive