1
GATE CSE 1998
MCQ (Single Correct Answer)
+2
-0.6
Faster access to non-local variables is achieved using an array of pointers to activation records called a
A
stack
B
heap
C
display
D
activation tree
2
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
Regarding the power of recognition of languages, which of the following statement is false?
A
The non-deterministic finite-state automata are equivalent to deterministic finite-state automata.
B
Non-deterministic Push-down automata are equivalent to deterministic Push-down automata.
C
Non-deterministic Turing machines are equivalent to deterministic Turing machines.
D
Multi-tape Turing machines are equivalent to Single-tape Turing machines.
3
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
If the regular set $$A$$ is represented by $$A = {\left( {01 + 1} \right)^ * }$$ and the regular set $$'B'$$ is represented by $$B = \left( {{{\left( {01} \right)}^ * }{1^ * }} \right),$$ which of the following is true?
A
$$A \subset B$$
B
$$B \subset A$$
C
$$A$$ and $$B$$ are incomparable
D
$$A=B$$
4
GATE CSE 1998
MCQ (More than One Correct Answer)
+1
-0
The string $$1101$$ does not belong to the set represented by
A
$${110^ * }\,\,\left( {0 + 1} \right)$$
B
$$\,1\,{\left( {0 + 1} \right)^ * }101$$
C
$${\left( {10} \right)^ * }\,{\left( {01} \right)^ * }\,{\left( {00 + 11} \right)^ * }$$
D
$${\left( {00 + {{\left( {11} \right)}^ * }0} \right)^ * }$$
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