GATE CSE 1998 | File System IO and Protection Question 26 | Operating Systems

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GATE CSE 1998

MCQ (Single Correct Answer)

-0.3

Which of the following is true?

Unless enabled, a $$CPU$$ will not be able to process interrupts.

Loop instructions cannot be interrupted till they complete.

A processor checks for interrupts before executing a new instruction.

Only level triggered interrupts are possible on microprocessors.

GATE CSE 1997

MCQ (Single Correct Answer)

-0.3

The correct matching for the following pairs is
$$\,\,\,\,\,$$ List - $${\rm I}$$
(a) $$DMA$$ $$\,\,$$ $${\rm I}/O$$
(b) Cache
(c) Interrupt $${\rm I}/O$$
(d) Condition Code Register

$$\,\,\,\,\,$$ List - $${\rm II}$$
(1) High speed $$RAM$$
(2) Disk
(3) Printer
(4) $$ALU$$

$$a - 4,\,\,b - 3,\,\,c - 1,\,\,d - 2$$

$$a - 2,\,\,b - 1,\,\,c - 3,\,\,d - 4$$

$$a - 4,\,\,b - 3,\,\,c - 2,\,\,d - 1$$

$$a - 2,\,\,b - 3,\,\,c - 4,\,\,d - 1$$

GATE CSE 1997

MCQ (Single Correct Answer)

-0.3

$$I/O$$ redirection

Implies changing the name of a file

Can be employed to use an existing file as input file for a program

Implies connection $$2$$ programs through a pipe

None of the above

GATE CSE 1997

MCQ (Single Correct Answer)

-0.3

The correct matching for the following pairs is

(a) Disk scheduling $$\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,$$(1) Round robin
(b) Batch processing $$\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,$$ (2) $$SCAN$$
(c) Time sharing $$\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,$$ (3) $$LIFO$$
(d) Interrupt processing $$\,\,\,\,\,\,\,\,\,\,\,$$(4) $$FIFO$$

$$a - 3,\,\,b - 4,\,\,c - 2,\,\,d - 1$$

$$a - 4,\,\,b - 3,\,\,c - 2,\,\,d - 1$$

$$a - 2,\,\,b - 4,\,\,c - 1,\,\,d - 3$$

$$a - 3,\,\,b - 4,\,\,c - 3,\,\,d - 2$$

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