1
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.
2
GATE CSE 1990
True or False
+1
-0
State whether the following statement is TRUE / FALSE.
The problem is to whether a Turing Machine M accepts input $$w$$ is un-decidable.
3
GATE CSE 1990
True or False
+1
-0
State whether the following statement is TRUE / FALSE.
The intersection of two $$CFL's$$ is also $$CFL.$$
4
GATE CSE 1990
True or False
+1
-0
State whether the following statement is TRUE / FALSE.
A is recursive if both a and its complement are accepted by Turing Machine M accepts.
Questions Asked from Push Down Automata and Context Free Language (Marks 1)
Number in Brackets after Paper Indicates No. of Questions
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages