Answer Posted / narean

PHP: 7.0.4 / March 3, 2016
Apache: 2.4.18 December 14, 2015
MySQL: 5.6.26 / July 24, 2015

When viewing an html page in a browser, the browser often keeps this page in its cache. What can be possible advantages/disadvantages of page caching? How can you prevent caching of a certain page (please give several alternate solutions)?

1026

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Is php 7 backwards compatible?

1071

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Explain how to execute a php script using command line.

1234

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How many keywords are there in php?

1176

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Tell me what is the difference between get and post?

1011

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What is the difference between php 5 and php 7?

1061

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What is singleton class in php?

1041

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How to create reusable code in php?

1105

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What is form validation in php?

1072

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How to call php function in jquery?

1125

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What is difference between required and include in php?

996

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How error handling is being handled by php?

1103

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What is the difference between array_merge() and array_merge_recursive() in php?

1171

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Does php 5 support exceptions?

1193

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Tell me what are the __construct() and __destruct() methods in a php class?

1063

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