STUPIDSID
1 (a)
Differentiate between application program and system program.
5 M
1 (b)
State the reason for assembler to be multipass program.
5 M
1 (c)
Explain Functions of loader.
5 M
1 (d)
What is flow graph? State its significance in code generation.
5 M
2 (a)
For following code what will be output generated by Pass-I and Pass-II for two pas assembler. Explain with database.
| ABC | Start | 0 |
| USING | *15 | |
| L | 1, FIVE | |
| A | 1, FOUR | |
| ST | 1, TEMP | |
| FOUR | DC | F'4' |
| FIVE | DC | F'5' |
| TEMP | DS | 1F |
| END |
10 M
2 (b)
Explain operator precedence parser along with example.
10 M
3 (a)
Generate there address code for following code.
while (a if (c x=y+2
else
x=y-2
while (a
else
x=y-2
10 M
3 (b)
Discuss with example quadrupts, triple and indirect triple.
10 M
4 (a)
Construct predictive parsing table for following grammar.
S?A
A?aB|Ad
B? bBC|t
C?R
S?A
A?aB|Ad
B? bBC|t
C?R
10 M
4 (b)
Explain loop optimization with example.
10 M
5 (a)
What are different issues in code 'Generalization' explain in detail.
10 M
5 (b)
Explain run time storage organization in details.
10 M
Write short notes on:
6 (a)
Code motion.
5 M
6 (b)
LEX and YACC
5 M
6 (c)
Software tools
5 M
6 (d)
Left recursion and left factoring removal technique.
5 M
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