GATE | GATE CS 2010 | Question 13
Which data structure in a compiler is used for managing information about variables and their attributes?
(A) Abstract syntax tree
(B) Symbol table
(C) Semantic stack
(D) Parse Table
Explanation: Symbol table is a data structure used by a language translator such as a compiler or interpreter, where each identifier in a program’s source code is associated with information relating to its declaration or appearance in the source, such as its type, scope level and sometimes its location (Source: http://en.wikipedia.org/wiki/Symbol_table)