Explore topic-wise MCQs in Compilers.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Compilers knowledge and support exam preparation. Choose a topic below to get started.

1.

The production of the form no terminal → Λ is said to be null production?#

A. False
B. True
Answer» C.
Discussion
2.

If R is regular language and Q is any language (regular/ non regular), then Pref (Q in R) is _____________

A. Non-regular
B. Equal
C. Infinite
D. Regular
Answer» E.
Discussion
3.

String generated by

A.
B.
Answer» B.
Discussion
4.

Which of the following is NOT the set of regular expression R = (ab + abb)* bbab

A. ababbbbab
B. abbbab
C. ababbabbbab
D. abababab
Answer» B. abbbab
Discussion
5.

The regular expression with all strings of 0′s and 1′s with at least two consecutive 0′s is:$

A. 1 + (10)*
B. (0+1)*00(0+1)*
C. (0+1)*011
D. 0*1*2*
Answer» C. (0+1)*011
Discussion
6.

The regular expression have all strings of 0′s and 1′s with no two consecutive 0′s is :$

A. (0+1)
B. (0+1)*
C. (0+‚àà) (1+10)*
D. (0+1)* 011
Answer» D. (0+1)* 011
Discussion
7.

The RE in which any number of 0′s is followed by any number of 1′s followed by any number of 2′s is

A. (0+1+2)*
B. 0*1*2*
C. 0* + 1 + 2
D. (0+1)*2*
Answer» C. 0* + 1 + 2
Discussion