Which devices are used to back up data?...? Mcqs

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Which devices are used to back up data?...?

(A) Floppy disk
(B) Hard disk

(C) CD
(D) All of these

Comments

Source: This question is taken from the Assistant BS-16 & Junior Clerk BS-11 Agriculture Department

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What kind of device is BarCode Reader:...?

(A) Output
(B) Processor

(C) Memory
(D) Input

Comments

Source: This question is taken from the Junior Clerk Deputy Commissioner Office BOR

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What device accept data from outside the computer and transfer it into the CPU...?

(A) Analogue to digital Converters
(B) Sensors

(C) Input devices
(D) Digital Devices

Comments

Source: This question is taken from the PROVINCIAL MANAGEMENT SERVICE, ETC. BS-17(2016)

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