Computer Languages Questions

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51.

In analyzing the compilation of PL/I program, the description "resolving symbolic address (labels) and generating machine language" is associated with

A

Assembly and output

B

Code generation

C

Storage assignment

D

Syntax analysis

E

None of the above

Correct Answer: A

None.

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52.

A program that converts a high-level language program to a set of instructions that can run on a computer is called a

A

Compiler

B

Debugger

C

Editor

D

All of the above

E

None of the above

Correct Answer: A

A compiler is computer software that transforms computer code written in one programming language (the source language) into another programming language (the target language). Compilers are a type of translator that support digital devices, primarily computers. The name compiler is primarily used for programs that translate source code from a high-level programming language to a lower level language. Source : wikipedia.org

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53.

Which of the following might be used to convert high-level language instructions into machine language?

A

system software

B

applications software

C

an operating environment

D

an interpreter

E

None of the above

Correct Answer: D

None.

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54.

An instruction in a programming language that is replaced by a sequence of instructions prior to assembly or compiling is known as

A

procedure name

B

macro

C

label

D

literal

E

None of the above

Correct Answer: B

An instruction in a programming language that is replaced by a sequence of instructions prior to assembly or compiling is known as macro.

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55.

A sequence of instructions, in a computer language, to get the desired result, is known as

A

Algorithm

B

Decision Table

C

Program

D

All of the above

E

None of the above

Correct Answer: C

A sequence of instructions, in a computer language, to get the desired result, is known as program

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56.

Which of the following statements is not true about the FORTRAN language?

A

FORTRAN is a high level language

B

A FORTRAN program, written for the IBM-PC, is totally different from a FORTRAN program written for execution on the SUN machine

C

FORTRAN is extensively used to write programs for performing scientific computations

D

All of the above

E

None of the above

Correct Answer: B

None.

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57.

A compiler for a high-level language that runs on one machine and produces code for a different machine is called

A

optimizing compiler

B

one pass compiler

C

cross compiler

D

multipass compiler

E

None of the above

Correct Answer: C

A compiler for a high-level language that runs on one machine and produces code for a different machine is called cross compiler.

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58.

Assembler language

A

is usually the primary user interface

B

requires fixed-format commands

C

is a mnemonic form of machine language

D

is quite different from the SCL interpreter

E

None of the above

Correct Answer: C

Assembler language is a mnemonic form of machine language

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