CD Quiz1

Identify which among the following is used for grouping characters into tokens.

• Code Generator

• Code Optimiser

• Scanner

• Parser

Identify the correct phase of the compiler.

• Lexical Analyzer

• Type Checker

• Machine Dependent Code Optimizer

• All the above

What is the process of finding a parse tree for a string of tokens called?

• Tokenising

• Parsing

• Analysing

• Recognising

How many phases are there in compiler (Type only numeric number)

What is a compiler?

• system program that converts instructions to Assembly code

• system program that converts instructions to machine level code

• system program that writes instructions to perform

• system program that converts machine language to high-level language

What is the use of a symbol table in compiler design?

• Finding name’s scope

• Type checking

• Keeping all of the names of all identifiers in one place

• All the above

A programmer, writes a program to multiply two numbers instead of dividing them by mistake, how can this error be detected?

• Compiler or interpreter

• Compiler only

• Interpreter only

• None of the mentioned

Which of the following phase of the compiler is Syntax Analysis?

• First

• Second

• Third

• Not a phase of the compiler

Characters are grouped into tokens in which of the following phase of the compiler design?

• Code generator

• Lexical analyzer

• Parser

• Type Checker

Match List-I with List-ll according to input to the compiler phase that

process it:

• A-IV, B-III, C-I, D-II

• A-IV, B-I, C-II, D-III

• A-II, B-IV, C-I, D-III

• A-II, B-I, C-IV, D-III