Computer Languages Questions

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21.

A computer program that converts an entire program into machine language at one time is called a/an

A

interpreter

B

simulator

C

compiler

D

commander

E

None of the above

Correct Answer: C

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 (e.g., assembly language, object code, or machine code) to create an executable program. Source : wikipedia.org

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22.

A device which converts human readable data into machine language is

A

Card reader

B

Card punch

C

Punched paper tape

D

Character reader

E

None of the above

Correct Answer: D

None.

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23.

The language that the computer can understand and execute is called

A

Machine language

B

Application software

C

System program

D

All of the above

E

None of the above

Correct Answer: A

None.

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24.

In the language of the computer profession, one thousand position of main storage is represented with the letter

A

K

B

L

C

M

D

C

E

None of the above

Correct Answer: A

None.

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25.

The most popular language for interactive use is

A

COBOL

B

PASCAL

C

BASIC

D

FORTRAN

E

None of the above

Correct Answer: C

None.

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26.

Which of the following is a special purpose language used to describe to a computer's operating system.

A

LOGO

B

APL

C

ICL

D

CORAL

E

None of the above

Correct Answer: C

None.

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27.

Which of the following languages is the most widely used?

A

PL/1

B

BASIC

C

FORTRAN

D

PASCAL

E

None of the above

Correct Answer: C

None.

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28.

Which language was created by Charles H. Moore at National Radio Astronomy Observatory.

A

BASIC

B

FORTH

C

dBASE

D

COBOL

E

None of the above

Correct Answer: B

None.

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29.

Which of the following languages is often translated to pseudo code?

A

Assembly

B

FORTRAN

C

PASCAL

D

BASIC

E

None of the above

Correct Answer: C

None.

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30.

Which is the first compiler-level language developed by a team of IBM programmers led by John Backus and unveiled in 1957?

A

BASIC

B

PL/1

C

FORTRAN

D

APL

E

None of the above

Correct Answer: C

Fortran is a general-purpose, compiled imperative programming language that is especially suited to numeric computation and scientific computing.

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