Q. Which one of the following is the right way of defining a function in PHP?

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Q. Type Hinting was introduced in which version of PHP?

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Q. Which of the following are valid function names?

i) function()
ii) €()
iii) .function()
iv) $function()

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Q. A function in PHP which starts with __ (double underscore) is know as..

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Q. PHP’s numerically indexed array begin with position ___________

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Q. Which of the following are correct ways of creating an array?

i) state[0] = “karnataka”;
ii) $state[] = array(“karnataka”);
iii) $state[0] = “karnataka”;
iv) $state = array(“karnataka”);

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Q. Which function will return true if a variable is an array or false if it is not?

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Q. Which in-built function will add a value to the end of an array?

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Q. Which function can be used to move the pointer to the previous array position?

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Q. Which function returns an array consisting of associative key/value pairs?

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Q. Which of the functions is used to sort an array in descending order?

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Q. Which one of the following PHP functions can be used to build a function that accepts any number of arguments?

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Q. Which one of the following PHP functions can be used to find files?

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Q. Which of the following PHP functions can be used to get the current memory usage?

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Q. Which of the following PHP functions can be used for generating unique ids?

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Q. Which one of the following functions can be used to compress a string?

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