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MCQ

Q.

The language defined by regular grammar is known as?

A

regular language

B

regular grammar

C

regular notations

D

regular operation

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MCQ

1.

Union of two languages L and M is written as?

A

LM = {st | s is in L and t is in M}

B

L+M

C

L*M

D

L U M = {s | s is in L or s is in M}

Discussion

MCQ

2.

Concatenation (.) has the ________ highest precedence

A

first

B

second

C

third

D

fourth

Discussion

MCQ

3.

For the following grammar: S ? A | B | 2 A ? C0 | D B ? C1 | E C ? D | E | 3 D ? E0 | S E ? D1 | S Identify all the unit pairs

A

D,C

B

A,B

C

B,C

D

A,C

Discussion

MCQ

4.

What is the Regular Expression Matching Zero or More Specific Characters?

A

x

B

#

C

*

D

&

Discussion

MCQ

5.

Here is a context-free grammar G: S ? AB A ? 0A1 | 2 B ? 1B | 3A which of the following strings are in L (G)?

A

021300211

B

022111300211

C

None of the mentioned

D

Both of the mentioned

Discussion

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