Q. Which version of PHP introduced the advanced concepts of OOP?

View solution

Q. Which of the following advanced OOP features is/are not supported by PHP?

i) Method overloading
ii) Multiple Inheritance
iii) Namespaces
iv) Object Cloning

View solution

Q. Which keyword allows class members (methods and properties) to be used without needing to instantiate a new instance of the class?

View solution

Q. Which keyword is used to refer to properties or methods within the class itself?

View solution

Q. Which one of the following keyword is used to inherit our subclass into a superclass?

View solution

Q. Which one of the following functions is used to determine object type?

View solution

Q. Which one of the following functions is used to determine whether a class exists?

View solution

Q. Which version of PHP introduced the instanceof keyword?

View solution

Q. PHP recognizes constructors by the name_________

View solution

Q. Which of the following statements is/are true about Constructors in PHP?

i) PHP 4 introduced class constructors.
ii) Constructors can accept parameters.
iii) Constructors can call class methods or other functions.
iv) Class constructors can call on other constructors.

View solution

Q. Which method scope prevents a method from being overridden by a subclass?

View solution

Q. Which of the following method scopes is/are not supported by PHP?

i) private
ii) final
iii) static
iv) abstract

View solution

Q. Which of the following is/are the right way to declare a method?

i) function functionName() { function body }
ii) scope function functionName() { function body }
iii) method methodName() { method body }
iv) scope method methodName() { method body }

View solution

Q. Which one of the following is the right way to invoke a method?

View solution

Q. Which one of the following is the right way to call a class constant, given that the class is mathFunction?

View solution

Q. Which one of the following is the right way to define a constant?

View solution

Q. Which one of the following can be used to instantiate an object in PHP assuming class name to be Foo?

View solution

Q. Which one of the following property scopes is not supported by PHP?

View solution

Q. The practice of creating objects based on predefined classes is often referred to as..

View solution

Q. Which of the following term originates from the Greek language that means “having multiple forms,” defines OOP’s ability to redefine, a class’s characteristics?

View solution