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Compiler Rapid Quiz - 2 (App update required to attempt this test)
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Question 1
Find the regular expression that correctly identifies the variable name in C program
Question 2
Find the minimum number of temporary variable which is used to represent the following 3 address code in the optimized manner ?
T1=a+b
T2=T1+c
T3=T1*T2
T4=2*T3
T5=T4+d
T6=T5+T4
T1=a+b
T2=T1+c
T3=T1*T2
T4=2*T3
T5=T4+d
T6=T5+T4
Question 3
Consider the following grammar :
S-> aAb | Sc
A-> d | Sd | S
The above grammar is?
Question 4
Which of the following are the viable prefixes for the input string as "aabb" with the following grammar -
S -> AA
A -> aA / b
i. aa
ii. abab
iii. AaA
iv. Ab
v. AA
Question 5
Consider the following statements :
S1 : Follow(V) where V is any variable , can contain symbol.
S2 : Follow(V) where V is any variable , can contain $ symbol.
S3 : First(V) where V is any variable , can contain symbol.
S4 : First(V) where V is any variable , can contain $ symbol.
Which option is correct ?
S1 : Follow(V) where V is any variable , can contain symbol.
S2 : Follow(V) where V is any variable , can contain $ symbol.
S3 : First(V) where V is any variable , can contain symbol.
S4 : First(V) where V is any variable , can contain $ symbol.
Which option is correct ?
Question 6
Consider the following CFG.
How many states in SLR (1) parsing construction?
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