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PHP Exam Prep: Mock Test 68

Mathematical Constants Multiple Choice Questions (MCQs) PDF Download - 68

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The Mathematical Constants MCQ with Answers PDF (Mathematical Constants Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 11-68 to learn PHP Practice Tests. Learn PHP Math Functions Test PDF, Mathematical Constants Multiple Choice Questions (MCQ Quiz) for computer and information science. The Mathematical Constants MCQs App to Download Free PHP App to learn deleting from arrays, php: regular expressions, unbound variables, mathematical constants test prep to learn computer engineering courses.

The MCQ: Which mathematical constant notation is used for square root; "Mathematical Constants" App (Free Android & iOS) with answers: sqrt (2), sqr ( ), and 1/sqrt ( ) for computer and information science. Practice PHP Math Functions Questions and Answers, Google eBook to download free chapter for 2 year computer science degree.

Mathematical Constants MCQ Quiz with Answers PDF Download: Test 68

MCQ: 336

Which mathematical constant notation is used for square root?

  1. sqr ( )
  2. sqrt (2)
  3. 1/sqrt ( )
  4. None of them
MCQ: 337

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
MCQ: 338

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

  1. Strtok
  2. Tokenizing
  3. Delimiter
  4. Regex
MCQ: 339

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

  1. delete_array ( )
  2. reset_array
  3. reset ( )
  4. unset ( )
MCQ: 340

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

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