Q. Which one of the following is true about the following line –
$obj = new ImageHandler(‘/images/’, array(400, 300));

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Q. Which version of PHP introduced the static keyword?

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Q. Which keyword is used to access a static method or property from within the same class(rather than from child)?

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Q. In which of the following circumstance should you use a static reference to a non static method?

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Q. Which one of the following variable cannot be used inside a static method?

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Q. What does PDO stand for?

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Q. Which version of PHP allows you to define constant properties within a class?

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Q. Which keyword is used to declare a constant property?

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Q. Which one of the following is a constant variable?

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Q. What will happen if you try to set a value to a constant once it has been declared?

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Q. How many of the following can be contained in constants?

i) boolean
ii) integer
iii) float
iv) string

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Q. Which one of the following class can not be instantiated?

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Q. Which one of the following keywords is used to define an abstract class?

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Q. Which one of the following is the correct abstract method?

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Q. At least how many abstract methods must an abstract class contain?

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Q. Which one of the following keyword is used to implement an interface?

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Q. Which version of PHP introduced the concept called late static binding?

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Q. Which one of the following methods in the exception class, is used to get a nested exception object?

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Q. Which one of the following keyword is used in conjunction with an Exception object?

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Q. Which keyword is used to put a stop on inheritance?

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