Tell me what is the importance of "action" attribute in a html form?
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Explain what does the unset() function means?
what is "mysql_pconnect", i know mysql_connect but what it is pconnect is their?
Explain the difference between session and cookies in php?
What is the difference between for and foreach?
What are the difference between overloading and overriding in oops?
Explain the installation of PHP on UNIX systems?
1.Where are the sessions storing ? 2.What are the contents of a session file ? 3.If the server is loaded with too many session files there is a possibility of server crash. How can we solve this issue? 4. How does php server identify that the particular session belongs to particular user ? For ex: If two users A and B logged from different machine, separate session files (say 1 and 2) will be created in the server. But how the php knows that 1 belongs to A and 2 belongs to B ?
/temp is a type of filesystem directory. State Whether True or False?
How to convert numbers to strings in php?
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What does PEAR stands for?
If there are 10 text boxes in a form having same name, their value are different. Value of which textbox will be received on action script?
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