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Q.

Regular Expressions can be used with XML checkpoints.

A

True

B

False

C

n>

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MCQ

1.

Given a NFA with N states, the maximum number of states in an equivalent minimized DFA is at least

A

N²

B

2^N

C

2N

D

N!

Discussion

MCQ

2.

?L is equivalent to

A

?

B

?

C

L

D

??

Discussion

MCQ

3.

Concatenation of R with ? outputs:

A

R

B

?

C

R.?

D

None of the mentioned

Discussion

MCQ

4.

Which of the following identity is wrong?

A

R + R = R

B

(R*)* = R*

C

?R = R? = R

Discussion

MCQ

5.

A language is regular if and only if

A

accepted by DFA

B

accepted by PDA

C

accepted by LBA

D

accepted by Turing machine

Discussion

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