1
GATE CSE 2015 Set 1
MCQ (Single Correct Answer)
+2
-0.6
Consider a main memory with five page frames and the following sequence of page references: 3, 8, 2, 3, 9, 1, 6, 3, 8, 9, 3, 6, 2, 1, 3. Which one of the following is true with respect to page replacement policies First In First Out (FIFO) and Least Recently Used (LRU)?
A
Both incur the same number of page faults
B
FIFO incurs 2 more page faults than LRU
C
LRU incurs 2 more page faults than FIFO
D
FIFO incurs 1 more page faults than LRU
2
GATE CSE 2015 Set 1
Numerical
+2
-0
Suppose the following disk request sequence (track numbers) for a disk with 100 tracks is given:

45, 20, 90, 10, 50, 60, 80, 25, 70.

Assume that the initial position of the R/W head is on track 50. The additional distance that will be traversed by the R/W head when the Shortest Seek Time First (SSTF) algorithm is used compared to the SCAN (Elevator) algorithm (assuming that SCAN algorithm moves towards 100 when it starts execution) is____________ tracks.
Your input ____
3
GATE CSE 2014 Set 3
Numerical
+2
-0
A system contains three programs and each requires three tape units for its operation. The Minimum number of tape units which the system must have such that deadlocks never arise is _________.
Your input ____
4
GATE CSE 2012
MCQ (Single Correct Answer)
+2
-0.6
A file system with 300 G Byte disk uses a file descriptor with 8 direct block addresses, 1 indirect block address and 1 doubly indirect block address. The size of each disk block is 128 Bytes and the size of each disk block address is 8 Bytes. The maximum possible file size in this file system is
A
3 K Bytes
B
35 K Bytes
C
280 K Bytes
D
dependent on the size of the disk
GATE CSE Subjects
Software Engineering
Web Technologies
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NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12