Input and Output Devices – 1 – 10

46. External devises such as printers, keyboards and modems are known as :

(a) add on devices
(b) PC expansion slot add-ons
(c) peripherals
(d) special buys

ANSWER

EXPLANATION

47. A pixel is a :

(a) picture element or dot on a screen
(b) point of ink on user printed paper
(c) point of ink on an inkjet printed page
(d) light beam used in printing paper

ANSWER

EXPLANATION

48. Which is the best position for operating the mouse ?

(a) Tail away from the user
(b) Tail towards the user
(c) Tail facing the right
(d) Tail facing the left

ANSWER

EXPLANATION

49. All of the following are examples of input device except :

(a) Scanner
(b) mouse
(c) keyboard
(d) printer

ANSWER

EXPLANATION

50. Space bar is used for :

(a) giving space
(b) deleting space
(c) morning
(d) All of these

ANSWER

EXPLANATION

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