GATE Computer Science (CS) 2012 Solved Paper

Show Para  Hide Para 
Question Numbers: 62-63
For the grammar below, a partial LL(1) parsing table is also presented along with the grammar. Entries that need to be filled are indicated as E1, E2, and E3. ε is the empty string, $ indicates end of input, and, | separates alternate right hand sides of productions. 
S → a A b B | b A a B | ε 
A → S
B → S
 
a
b
$
S
E1
E2
S → ε
A
A → S
A → S
Error
B
B → S
B → S
E3
© examsnet.com
Question : 62
Total: 65
Go to Question: