How to run the interactive php shell from the command line interface?
Tell me how can we determine whether a variable is set?
Is multiple inheritance supported in php?
What is the use of rand() in php?
Explain what are the two main string operators?
Tell us what does $_cookie means?
Explain how is it possible to cast types in php?
How is it possible to parse a configuration file?
Explain me what is x+ mode in fopen() used for?
Tell me what is the use of "ksort" in php?
Is it possible to destroy a cookie?
Explain what are the three classes of errors that can occur in php?
Tell me is it possible to remove the html tags from data?
Tell me what is the difference between ereg_replace() and eregi_replace()?
What is the main difference between require() and require_once()?