1
GATE CSE 2019
MCQ (Single Correct Answer)
+1
-0.33
Which one of the following kinds of derivation is used by LR parsers?
A
Rightmost
B
Leftmost in reverse
C
Rightmost in reverse
D
Leftmost
2
GATE CSE 2016 Set 2
MCQ (Single Correct Answer)
+1
-0.3
Match the following:

GROUP - 1 GROUP - 2
(P) Lexical analysis (i) Leftmost derivation
(Q) Top down parsing (ii) Type checking
(R) Semantic analysis (iii) Regular expressions
(S) Runtime environments (iv) Activation records

A
$$P \leftrightarrow i,\,\,Q \leftrightarrow ii,\,\,R \leftrightarrow iv,\,\,S \leftrightarrow iii$$
B
$$P \leftrightarrow iii,\,\,Q \leftrightarrow i,\,\,R \leftrightarrow ii,\,\,S \leftrightarrow iv$$
C
$$P \leftrightarrow ii,\,\,Q \leftrightarrow iii,\,\,R \leftrightarrow i,\,\,S \leftrightarrow iv$$
D
$$P \leftrightarrow iv,\,\,Q \leftrightarrow i,\,\,R \leftrightarrow ii,\,\,S \leftrightarrow iii$$
3
GATE CSE 2015 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Which one of the following is TRUE at any valid state in shift-reduce parsing?
A
Viable prefixes appear only at the bottom of the stack and not inside
B
Viable prefixes appear only at the top of the stack and not inside
C
The stack contains only a set of viable prefixes
D
The stack never contains viable prefixes
4
GATE CSE 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
Match the following:
GROUP 1 GROUP 2
P. Lexical analysis 1. Graph coloring
Q. Parsing 2. DFA minimization
R. Register allocation 3. Post-order traversal
S. Expression evaluation 4. Production tree
A
$$P - 2,\,\,Q - 3,\,\,R - 1,\,\,S - 4$$
B
$$P - 2,\,\,Q - 1,\,\,R - 4,\,\,S - 3$$
C
$$P - 2,\,\,Q - 4,\,\,R - 1,\,\,S - 3$$
D
$$P - 2,\,\,Q - 3,\,\,R - 4,\,\,S - 1$$
GATE CSE Subjects
Software Engineering
Web Technologies
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12