Input Output Organization - Objective Questions and Answers on Computer Awareness

Questions

6 On receiving an interrupt from an I/O device, the CPU

A halts for predetermined time.

B branches off to the interrupt service routine after completion of the current instruction.

C branches off to the interrupt service routine immediately.

D hands over control of address bus and data bus to the interrupting device.

Answer: Option [B]

7 Files that are related to Input/Output and are used to model serial I/O devices such as terminals, printers and networks are called

A regular files

B character special files

C directories

D block special files

Answer: Option [D]

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8 Which of the following is not an input device ?

A Mouse

B Keyboard

C Light pen

D VDU

Answer: Option [D]

9 Which of the following is an example of input device ?

A Scanner

B ASpeakerB+C)

C CD

D Printer

Answer: Option [A]

10 Which of the following is not an input device

A Web cam

B Scanner

C Light pen

D None of the above

Answer: Option [D]

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