1
GATE CSE 1995
MCQ (Single Correct Answer)
+1
-0.3
Consider the grammar with the following productions.
$$S \to a\,\alpha \,\,b\left| {\,\,b\,\alpha } \right.\,c\,\left| {aB} \right.$$
$$S \to \alpha S\,\left| b \right.$$
$$S \to \alpha \,bb\,\left| {ab} \right.$$
$$S\alpha \to bdb\,\left| b \right.$$
the above grammar is
A
Context free grammar
B
Regular grammar
C
Context sensitive grammar
D
$$LR(k)$$
2
GATE CSE 1990
True or False
+1
-0
State whether the following statement is TRUE / FALSE.

All subjects of regular sets are regular.

A
TRUE
B
FALSE
3
GATE CSE 1990
True or False
+1
-0
State whether the following statement is TRUE / FALSE.

A minimal $$DFA$$ that is equivalent to an $$NFDA$$ with $$n$$ modes has always 2n states

A
TRUE
B
FALSE
4
GATE CSE 1990
True or False
+1
-0
State whether the following statement is TRUE / FALSE.

Regularity is preserved under the operation of string reversal.

A
TRUE
B
FALSE
GATE CSE Subjects
Software Engineering
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Graduate Aptitude Test in Engineering
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CBSE
Class 12