Lexical Analysis Questions

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51.

Uniform symbol table

A

contain all constants in the program

B

is a permanant table of decision rules in the form of pattern for matching with the uniform symbol table to discover syntactic structure.

C

consist of full or partial list of the token's as they appear in the program created by lexical analysis and used for syntax analysis and interpretation

D

permanant table which lists all key words and special symbols of the language in symbolic form.

Correct Answer: C

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52.

Which of the following system program forgoes the production of object code to generate absolute machine code and load it into physical main storage location from which it will be executed immediately upon completion of assembly ?

A

Two pass assembler

B

Load-and-go-assembler

C

Macroprocessor

D

Linker

Correct Answer: B

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53.

A system program that setup and executable program in main memory ready for execution is 

A

assembler

B

linker

C

loader

D

load and go

Correct Answer: C

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54.

A load is a program that

A

program that places programs into memory and prepares them for execution

B

program that automates the translation of assembly language into machine language

C

program that accepts a program written in a high level language and produces as object program

D

None of these

Correct Answer: A

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55.

A series of statement explaining how the data is to be processed is called

A

program 

B

machine

C

assembly

D

None of the mentioned

Correct Answer: A

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56.

system program such as compiler are designed so that they are

A

re-enterable

B

non-reusable

C

serially useable

D

None of the above

Correct Answer: A

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57.

system program such as compiler are designed so that they are

A

re-enterable

B

non-reusable

C

serially useable

D

None of the above

Correct Answer: A

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58.

Terminal table

A

contain all constraints in the program

B

is a permanent table of decision rule in the form of patterns for matching with the uniform symbol table to discover syntactic  structure

C

consist of a full or partial list of the token is as they appear in program created by lexical analysis are used for syntax analysis and interpretation

D

is a permanant table which list all keywords and special symbols of the language in symbolic form

Correct Answer: B

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59.

An interpreter is a program that

A

places program into memory and prepares them for execution

B

appear to execute a source program as if it were machine language

C

automates the translation of assembly language into machine language

D

accesses a program written in a high level language and produces object program

Correct Answer: B

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60.

A compiler program written in a high level language is called

A

source program

B

object program

C

machine language program 

D

None of these

Correct Answer: A

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