Q. What is the similarity between LR, LALR and SLR?

View solution

Q. An LR-parser can detect a syntactic error as soon as

View solution

Q. Which of these is true about LR parsing?

View solution

Q. Which of the following is incorrect for the actions of A LR-Parser ?
I) shift s
ii) reduce A->ß
iii) Accept
iv) reject?

View solution

Q. If a state does not know whether it will make a shift operation or reduction for a terminal is called

View solution

Q. When there is a reduce/reduce conflict?

View solution

Q. When ß ( in the LR(1) item A -> ß.a,a ) is not empty, the look-head

View solution

Q. When ß is empty (A -> ß.,a ), the reduction by A-> a is done

View solution

Q. The construction of the canonical collection of the sets of LR (1) items are similar to the construction of the canonical collection of the sets of LR (0) items. Which is an exception?

View solution

Q. Which of the following is a phase of a compilation process?

View solution

Q. A simple two-pass assembler does which of the following in the first pass.

View solution

Q. A programmer by mistake writes multiplication instead of division, such error can be detected by a/an

View solution

Q. A shift reduce parser carries out the actions specified within braces immediately after reducing with the corresponding rule of grammar S—-> xxW ( PRINT “1”) S—-> y { print ” 2 ” } S—-> Sz { print ” 3 ” ) What is the translation of xxxxyzz using the syntax directed translation scheme described by the above rules ?

View solution

Q. In operator precedence parsing whose precedence relations are defined

View solution

Q. ( Z,* ) be a structure, and * is defined by n * m =maximum ( n , m ) Which of the following statements is true for ( Z, * ) ?

View solution

Q. The address code involves

View solution