Type Hinting was introduced in which version of PHP?
Which of the following PHP functions can be used to get the current memory usage?
Which one of the following is the right way to define a constant?
Which one of the following keyword is used to inherit our subclass into a superclass?
Which one of the following is the right way of defining a function in PHP?
Which keyword allows class members (methods and properties) to be used without needing to instantiate a new instance of the class?
Which one of the following property scopes is not supported by PHP?
The practice of creating objects based on predefined classes is often referred to as..
Which of the following are correct ways of creating an array?
PHP’s numerically indexed array begin with position __.