Q. Which of the following can you place inside a namespace?

i) classes
ii) functions
iii) variables

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Q. Which one of the following is the correct way of declaring a namespace?

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Q. Which symbol is used to declare nested namespaces?

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Q. Which keyword can be used to fix the above error?

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Q. Which one of the following statements is true for include_once() and require_once()?

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Q. Which one of the following statements is true for require() and require_once()?

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Q. Which function was introduced to help automate the inclusion of class files?

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Q. How many times can you define __autoload in a process?

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Q. Which one of the following functions will you use to check that the class exists before you work with it?

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Q. Which one of the following will you use to check the class of an object?

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Q. PHP 4 did not support instanceof. Instead, which function did it provide?

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Q. You use the get_class_methods() function to return the names of all the methods in the class. Which function will you use to print it on the screen?

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Q. If you call a method and it doesn’t exist it’ll cause a problem. To check the method which function will you use?

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Q. What will be the output if a protected method is given as argument to the function method_exist()?

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Q. Which one of the following function should I use to find the parent class of a class?

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Q. Which class accepts a class name or an object reference and returns an array of interface name?

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Q. Object-oriented code tries to minimize dependencies by moving responsibility for handling tasks away from ___ and toward the objects in the system.

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Q. Placing a static method for generating ___ objects in the ___ class is convenient.

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Q. The extent to which proximate procedures are related to one another is known as…

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Q. ______ occurs when discrete parts of a system’s code are tightly bound up with one another so that a change in one part necessitates changes in the others.

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