Principles of Programming Languages MCQs | Page - 4

Dear candidates you will find MCQ questions of Principles of Programming Languages here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

Q. A program is viewed as a state machine by...........

  • (A) algebraic semantics.
  • (B) denotational semantics.
  • (C) operational semantics.
  • (D) axiomatic semantics.
💬 Discuss
✅ Correct Answer: (D) axiomatic semantics.

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. In a compiler.....checks every character of the source text.

  • (A) the lexical analyzer.
  • (B) the syntax analyzer.
  • (C) the code generator.
  • (D) the code optimizer.
💬 Discuss
✅ Correct Answer: (A) the lexical analyzer.

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. ..... Syntax can only represent a rule in one line, whereas in.....a terminating character, the semicolon, marks and end of a rule.

  • (A) ebnf, bnf
  • (B) bnf,ebnf
  • (C) all of above
  • (D) none of these
💬 Discuss
✅ Correct Answer: (B) bnf,ebnf

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. The full form of EBNF....

  • (A) extended backus naur form
  • (B) extended beginning normal form
  • (C) extended best normal form
  • (D) none of above
💬 Discuss
✅ Correct Answer: (A) extended backus naur form

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. The syntax of language id define by two sets…

  • (A) lexical rules
  • (B) syntactic rules
  • (C) both a & b
  • (D) none of this
💬 Discuss
✅ Correct Answer: (C) both a & b

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. Syntax of ALGOL 60 was defined with

  • (A) simply stating some rules in english
  • (B) context-free grammar
  • (C) simple language
  • (D) no syntax
💬 Discuss
✅ Correct Answer: (B) context-free grammar

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. Meta-language is

  • (A) used to described other language
  • (B) simple language
  • (C) instruction set
  • (D) none of this
💬 Discuss
✅ Correct Answer: (A) used to described other language

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. Postcondition is

  • (A) predicate p required to hold after execution of statement s
  • (B) predicate q such that execution of s terminates & p holds upon termination
  • (C) either a or b
  • (D) both true
💬 Discuss
✅ Correct Answer: (A) predicate p required to hold after execution of statement s

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

Q. Predicate Q can be return as

  • (A) q=t and r;t=termination,r=truth of p
  • (B) r=i
  • (C) q=t
  • (D) q=r
💬 Discuss
✅ Correct Answer: (A) q=t and r;t=termination,r=truth of p

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Principles of Programming Languages

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