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Mathematical Constants Trivia Questions and Answers PDF Download eBook - 68

Solve Mathematical constants trivia questions and answers PDF, mathematical constants quiz answers to prepare online web developer exam worksheet 68 for online CS programs. Practice PHP Math Functions quiz with answers, mathematical constants Multiple Choice Questions (MCQ) for online web developer. Free mathematical constants MCQs, perl compatible regular expressions, deleting from arrays, php: regular expressions, unbound variables, mathematical constants test prep for BSc computer science.

"Which mathematical constant notation is used for square root?", mathematical constants Multiple Choice Questions (MCQ) with choices sqrt (2), sqr ( ), 1/sqrt ( ), and none of them for free online classes. Learn php math functions questions and answers with free online certification courses for online computer science schools.

Mathematical Constants Questions and Answers PDF Download eBook

Mathematical Constants Quiz

MCQ: Which mathematical constant notation is used for square root?

  1. sqr ( )
  2. sqrt (2)
  3. 1/sqrt ( )
  4. None of them

B

Unbound Variables Quiz

MCQ: PHP is different from other languages because variables do not have to be

  1. Bounded
  2. Declared before being assigned
  3. Character type
  4. Integer type

B

PHP: Regular Expressions Quiz

MCQ: By using special wildcards for matching a string which function is used?

  1. Strtok
  2. Tokenizing
  3. Delimiter
  4. Regex

D

Deleting from Arrays Quiz

MCQ: For getting rid of an assigned variable in an array which function is used?

  1. delete_array ( )
  2. reset_array
  3. reset ( )
  4. unset ( )

D

Perl Compatible Regular Expressions Quiz

MCQ: In Perl-compatible patterns any pattern that is followed by ? 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