1
GATE CSE 1993
MCQ (Single Correct Answer)
+2
-0.6
A simple two-pass assembler does the following in the first pass:
A
It allocates space for the literals.
B
It computes the total length of the program
C
It builds the symbol table for the symbols and their values.
D
It generates code for all the load and store register instructions.
2
GATE CSE 1993
Subjective
+5
-0
The following page addresses, in the given sequence, were generated by a program:
1 2 3 4 1 3 5 2 1 5 4 3 2 3

This program is run on a demand paged virtual memory system, with main memory size equal to $$4$$ pages. Indicate the page references for which page faults occurs for the following page replacement algorithms.
(a) $$LRU$$
(b) $$FIFO$$

Assume that the main memory is empty initially.

3
GATE CSE 1993
Subjective
+2
-0
A certain moving arm disk storage, with one head, has the following specifications.
Number of track/recording
Surface $$=200$$
Disk rotation speed $$=2400$$$$rpm$$
Track storage capacity $$=62,500$$ $$bits$$
The average latency of this device is
$$P$$ $$msec$$ and the data transfer rate is
$$Q$$ $$bits / sec.$$ Write the value of $$P$$&$$Q$$
4
GATE CSE 1993
MCQ (Single Correct Answer)
+2
-0.6
The root directory of a disk should be placed:
A
At a fixed address in main memory
B
At a fixed location on the disk
C
Any where on the disk
D
At a fixed location on the system disk
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