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MCQ

Q.

What is the similarity between LR, LALR and SLR?

A

Use same algorithm, but different parsing table

B

Same parsing table, but different algorithm

C

Their Parsing tables and algorithm are similar but uses top down approach

D

Both Parsing tables and algorithm are different

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MCQ

1.

The bottom-up parsing method is also called

A

Shift reduce parsing

B

Predictive parsing

C

Recursive descent parsing

D

None of these

Discussion

MCQ

2.

An optimizer Compiler __________

A

Is optimized to occupy less space

B

Is optimized to occupy less space & Optimize the code

C

Optimize the code

D

None of the mentioned

Discussion

MCQ

3.

In operator precedence parsing whose precedence relations are defined _________

A

For all pair of non-terminals

B

For all pair of terminals

C

To delimit the handle

D

None of the mentioned

Discussion

MCQ

4.

The top-down parsing method is also called

A

Operator precedence parsing

B

Recursive descent parsing

C

Shift reduce parsing

D

None of these

Discussion

MCQ

5.

Which one of the following is true at any valid state in shift-reduce parsing?

A

At the bottom we find the prefixes

B

None of the mentioned

C

Stack contains only viable prefixes

D

Stack consists of viable prefixes

Discussion

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