Software-Engineering
November 20, 2023
Question 9934 – Regular-Language
November 20, 2023
Software-Engineering
November 20, 2023
Question 9934 – Regular-Language
November 20, 2023

Theory-of-Computation

Question 45

Which of the following statements is false?

A
Every finite subset of a non-regular set is regular
B
Every subset of a regular set is regular
C
Every finite subset of a regular set is regular
D
The intersection of two regular sets is regular
Question 45 Explanation: 
Let regular language L = a*b* and subset of L is anbn, n ≥ 0, which is not regular. Hence option (B) is false.
Correct Answer: B
Question 45 Explanation: 
Let regular language L = a*b* and subset of L is anbn, n ≥ 0, which is not regular. Hence option (B) is false.
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