Explain what is memcache?
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Which operator is used to concatenate two strings in PHP?
Why session timeout is important?
What is the goto statement useful for?
how prepare the testing documentation.
For printing out strings, there are echo, print and printf. Explain the differences.
What is the meaning of die in php?
What is the use of "enctype" attribute in a html form?
What are the options to transfer session ids?
Tell us how to redirect a page in php?
What are the differences between require and include?
What are the difference between abstract class and interface in oops?
What is mysqli_query?