Compilers

Syntax Analyser

Question 1
Marks : +2 | -2
Pass Ratio : 50%
Semantic Analyser is used for?
Generating Object code
Maintaining symbol table
Generating Object code & Maintaining symbol table
None of the mentioned
Explanation:
Maintaining the Symbol Table for each block.
Question 2
Marks : +2 | -2
Pass Ratio : 100%
Type checking is normally done during ____________
Lexical Analysis
Syntax Analysis
Syntax Directed Translation
Code generation
Explanation:
It is the function of Syntax directed translation.
Question 3
Marks : +2 | -2
Pass Ratio : 50%
A compiler can check?
Logical Error
Syntax Error
Both Logical and Syntax Error
Not Logical and Syntax Error
Explanation:
No compiler can ever check logical errors.
Question 4
Marks : +2 | -2
Pass Ratio : 100%
Select a Machine Independent phase of the compiler.
Syntax Analysis
Intermediate Code generation
Lexical Analysis
All of the mentioned
Explanation:
All of them work independent of a machine.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
Which of these features of assembler are Machine-Dependent?
Instruction formats
Addressing modes
Program relocation
All of the mentioned
Explanation:
All of these options are features of assembler which are machine dependent.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
Syntax Analyser takes Groups Tokens of source Program into Grammatical Production.
True
False
Explanation:
It Groups Tokens of source Program into Grammatical Production.
Question 7
Marks : +2 | -2
Pass Ratio : 100%
A system program that combines the separately compiled modules of a program into a form suitable for execution?
Assembler
Compiler
Linking Loader
Interpreter
Explanation:
A loader which combines the functions of a relocating loader with the ability to combine a number of program segments that have been independently compiled.
Question 8
Marks : +2 | -2
Pass Ratio : 50%
The fourth Generation computer was made up of ______________
Transistor
Vacuum tubes
Chips
Microprocessor chips
Explanation:
It is the only way to increase its throughput.
Question 9
Marks : +2 | -2
Pass Ratio : 50%
By whom is the symbol table created?
Compiler
Interpreter
Assembler
None of the mentioned
Explanation:
Symbol table is created by the compiler which contains the list of lexemes or tokens.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
Syntax Analyser is also known as ___________
Hierarchical Analysis
Hierarchical Parsing
None of the mentioned
Hierarchical Analysis & Parsing
Explanation:
It is also called as Hierarchical Analysis or Parsing.