Operating Systems
Process Concepts and Cpu Scheduling
Marks 1Marks 2
Synchronization and Concurrency
Marks 1Marks 2
Memory Management
Marks 1Marks 2Marks 5
File System IO and Protection
Marks 1Marks 2Marks 5
1
GATE CSE 1999
MCQ (Single Correct Answer)
+1
-0.3
Which of the following disk scheduling strategies is likely to give the best throughput?
A
Farthest cylinder next
B
Nearest cylinder next
C
First come first served
D
Elevator algorithm
2
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
Which of the following devices should get higher priority in assigning interrupts?
A
Hard disk
B
printer
C
Keyboard
D
Floppy disk
3
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
Which of the following is true?
A
Unless enabled, a $$CPU$$ will not be able to process interrupts.
B
Loop instructions cannot be interrupted till they complete.
C
A processor checks for interrupts before executing a new instruction.
D
Only level triggered interrupts are possible on microprocessors.
4
GATE CSE 1997
MCQ (Single Correct Answer)
+1
-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
$$a - 4,\,\,b - 3,\,\,c - 1,\,\,d - 2$$
B
$$a - 2,\,\,b - 1,\,\,c - 3,\,\,d - 4$$
C
$$a - 4,\,\,b - 3,\,\,c - 2,\,\,d - 1$$
D
$$a - 2,\,\,b - 3,\,\,c - 4,\,\,d - 1$$
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Digital Logic
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages
Computer Organization