Introspection Functions MCQs Test Online PDF Book Download

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Learn advance php practice test MCQs: for finding data in object is valid and consistent across instance which function is used, for free online courses with options __sleep ( ), __wakeup ( ), __test ( ), selftest ( ) for online IT degree. Free skills assessment test is for e-learning online introspection functions quiz questions for competitive assessment in computer science major.

MCQ on Introspection Functions Quiz Book Download

MCQ: Which version of PHP support get_declared_classes ( ) function?

  1. PHP3.0.0
  2. PHP4.0.0
  3. PHP5.0.1
  4. PHP6

B

MCQ: For finding data in object is valid and consistent across instance which function is used?

  1. __sleep ( )
  2. __wakeup ( )
  3. __test ( )
  4. selfTest ( )

D

MCQ: Get_class ( ) function returns name of class from where

  1. A function belongs to
  2. An object belongs to
  3. A constructor belongs to
  4. All of them

B

MCQ: Which function returns TRUE if string argument is name of a class?

  1. get_class ( )
  2. exist_class ( )
  3. class_exists
  4. None of them

C

MCQ: If everything is fine in object selftest ( ) function returns what?

  1. TRUE
  2. FALSE
  3. Diagnostic string
  4. Noting

B