Parsing Questions

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91.

A system program that set-up an executable program in the main memory ready for execution is?
a) Assembler

A

Assembler

B

Linker

C

Loader

D

Text editor

Correct Answer: C

A loader is the part of an operating system that is responsible for loading programs and libraries. It is important that with the starting of a program, as it places programs into memory and executes it.

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92.

A compiler is a program that ___________

A

Program is put into memory and executes it

B

Translation of assembly language into machine language

C

Acceptance of a program written in a high level language and produces an object program

D

None of the mentioned

Correct Answer: C

A compiler is a computer program (or set of programs) that transforms source code written in a programming language (the source language) into another computer language (the target language, often having a binary form known as object code).

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93.

A programmer by mistake writes multiplication instead of division, such error can be detected by?

A

Compiler

B

Interpreter

C

Compiler or interpreter test

D

None of the mentioned

Correct Answer: D

No Logical errors can be detected.

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94.

The computer language generally translated to pseudocode is ___________

A

Assembly

B

Machine

C

Pascal

D

FORTRAN

Correct Answer: A

An assembly language (or assembler language) is a low-level programming language for a computer, or other programmable device, in which there is a very strong (generally one-to-one) correspondence between the language and the architecture

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95.

A system program that combines separately compiled modules of a program into a form suitable for execution is?

A

Assembler

B

Linking Loader

C

Cross Compiler

D

None of the mentioned

Correct Answer: B

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 into an executable program.

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96.

In which way a macro processor for assembly language can be implemented?

A

In which way a macro processor for assembly language can be implemented?

B

Independent one-pass processor

C

Processor put into pass 1 of a standard two pass assembler

D

All of the mentioned

Correct Answer: D

A general-purpose macro processor or general purpose preprocessor is a macro designed for string manipulation, macro definition.

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97.

Resolution of externally defined symbols is performed by ___________

A

Linker

B

Loader

C

Compiler

D

Interpreter

Correct Answer: A

A linker or link editor is a computer program that takes one or more object files generated by a compiler and combines them into a single executable file, library file, or another object file.

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98.

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

A

23131

B

11233

C

11231

D

33211

Correct Answer: A

Initially 2 is printed then 3 then 1 3 1.

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99.

In operator precedence parsing whose precedence relations are defined _________

A

For all pair of non-terminals

B

For all pair of terminals

C

To delimit the handle

D

None of the mentioned

Correct Answer: A

There are two important properties for these operator precedence parsers is that it does not appear on the right side of any production and no production has two adjacent no terminals.

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100.

LR parsers are attractive because _________

A

It can be constructed to recognize CFG corresponding to almost all programming constructs

B

It does not backtrack

C

It can be constructed to recognize CFG corresponding to almost all programming constructs & It does not backtrack

D

None of the mentioned

Correct Answer: C

These above mentioned are the reasons why LR parser is considered to be attractive

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