gs gs107 PHP OOPs - PHP OOPs Advanced - Quiz No.1
gs gs107 PHP: Hypertext Preprocessor Quiz
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Question 2: Which version of PHP introduced the advanced concepts of OOP?
PHP 4
PHP 5
PHP 5.3
PHP 6
Question 3: Which one of the following is the right way to clone an object?
_clone(targetObject);
destinationObject = clone targetObject;
destinationObject = _clone(targetObject);
destinationObject = clone(targetObject);
Question 4: The class from which the child class inherits is called ________
i) Child class ii) Parent class iii) Super class iv) Base class
Only i)
ii), iii) and iv)
Only iii)
ii) and iv)
Question 5: Which of the following is/are true for an abstract class?
i) Abstract classes in PHP are declared with the help of abstract keyword.
ii) A class is declare abstract by using the keyword implements.
iii) It is a class that really isn’t supposed to ever be instantiated but instead serves as a base class.
iv) Attempting to instantiate an abstract class results in an error.
i) Abstract classes in PHP are declared with the help of abstract keyword.
ii) A class is declare abstract by using the keyword implements.
iii) It is a class that really isn’t supposed to ever be instantiated but instead serves as a base class.
iv) Attempting to instantiate an abstract class results in an error.
Only i)
Only iii)
ii) and iv)
ii), iii) and iv)
Question 6: If one intends to create a model that will be assumed by a number of closely related objects, which class must be used?
Normal class
Static class
Abstract class
Interface
Question 7: If your object must inherit behavior from a number of sources you must use a/an
Interface
Object
Abstract class
Static class
Question 8: Which method is used to tweak an object’s cloning behavior?
clone()
__clone()
_clone
object_clone()
Question 9: Which feature allows us to call more than one method or function of the class in single instruction?
Typecasting
Method Including
Method adding
Method chaining
Question 10: Which magic method is used to implement overloading in PHP?
__call
__invoke
__wakeup
__unset
