Perl Compatible Regular Expressions MCQs Test Online PDF Book Download

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Learn examining regular expression practice test MCQs: in perl-compatible patterns any pattern that is followed by <strong> </strong> this means that, for free online courses with options match this pattern 1 or more times, match this pattern exactly 1 time, match this pattern 0 times for online bachelor's degree in computer science. Free skills assessment test is for e-learning online perl compatible regular expressions quiz questions for competitive assessment in computer science major.

MCQ on Perl Compatible Regular Expressions Quiz Book Download

MCQ: Perl-compatible regex patterns are always ended by one particular character, which must be?

  1. Same as beginning and end
  2. Same at middle and end
  3. Different from beginning
  4. None of them

A

MCQ: In Perl-compatible patterns any pattern that is followed by <strong> ? </strong> this means that

  1. Match this pattern 1 or more times
  2. Match this pattern exactly 1 time
  3. Match this pattern 0 times
  4. None of them

B

MCQ: Why a special character is used in beginning and end of string in Perl-compatible patterns?

  1. Because it indicates the beginning and end of the pattern
  2. Because it indicates that it?s a integer string
  3. Because it indicates the literal
  4. It indicates nothing

A

MCQ: All these functions are preg_quote ( ), preg_grep ( ), preg_split ( ), preg_match_all ( ) example of

  1. POSIX style regex
  2. Competent style regex
  3. Perl compatible style regex
  4. None of them

C