PHP OOP Quiz I

What does OOP stand for in PHP?

• Object-Oriented Programming

• Object-Option Programming

• Operational Object Programming

• Oriented Object Protocol

Which keyword is used to create a class in PHP?

• class

• new

• object

• create

What is the correct way to instantiate an object in PHP?

• $obj = new ClassName;

• $obj = ClassName->new();

• $obj = create ClassName;

• $obj = ClassName::create();

Which symbol is used to access object properties and methods in PHP?

• ->

• =>

• .

• ::

What is the purpose of the $this keyword in PHP OOP?

• Refers to the current object

• Refers to the parent class

• Creates a new instance

• Refers to a static method

How do you declare a public property in a PHP class?

• public $propertyName;

• var $propertyName;

• $propertyName;

• All of the above

Which visibility modifier restricts access to only the current class?

• private

• protected

• public

• internal

What is the output of this code?

• Hello!

• No output

• Error

• null

How do you define a static method in PHP?

• static function methodName() {}

• function static methodName() {}

• function methodName() static {}

• methodName() static function {}

What is the correct way to call a static method?

• ClassName::methodName();

• $object->methodName();

• self->methodName();

• ClassName->methodName();