Php Interview Question and Answers

13. Which function could you use to escape a string for inclusion in a query string?
  The urlencode() function translates a string so that it can be included in a query string.
 
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14. Which PHP function would you use to send an email?
  You can send email with the mail() function.
 
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15. What does HTTP stand for?
  HTTP stands for Hypertext Transfer Protocol.
 
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16. How would you open a directory for reading?
  The opendir() function enables you to open a directory for reading.
 
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