Q. Which of these is not true about Symbol Table?

View solution

Q. Select a Machine Independent phase of the compiler.

View solution

Q. Output file of Lex is _____ , if the input file is Myfile.

View solution

Q. Type checking is normally done during?

View solution

Q. By whom is the symbol table created?

View solution

Q. What does a Syntactic Analyser do?

View solution

Q. Semantic Analyser is used for?

View solution

Q. Task of the lexical analysis phase is

View solution

Q. Which is a permanent database in the general model of compiler

View solution

Q. Which table is a permanent databases that has an entry for each terminal symbol ?

View solution

Q. The output of lexical analyser is

View solution

Q. Machine independent phase of the compiler is

View solution

Q. Which of the following is used for grouping of characteristics into tokens ?

View solution

Q. which of the following grammer is LR(1) ?

a)A->aAa
A->bAb
A->a
A->b

b)A->aAa
A->aAb
A->c

c)A->A+A
A->a

d)both a and b

View solution

Q. Which of the following parser is the most powerful ?

View solution

Q. The optimization which avoids test at every iteration is

View solution

Q. A parser with valid prefix property is advantageous because it

View solution

Q. Back-patching is useful for handling

View solution

Q. Access time of the symbol table will be logarithmic,if it is implemented by

View solution

Q. A shift reduce parser carries out the actions specified within braces immediately after reducing,with
the corresponding rule of the grammar

s->xxW{print “1”}
s->y{print “2”}
w->sz{print “3”}

what is the translation of “xxxxyzz” ?

View solution