What is the difference between include and include_once?Include() The include() statement includes and evaluates the specified file. This also applies torequire(). The two constructs are identical in every way except how they handle failure. include()produces a Warning while require() results in a Fatal Error.What are static methods?Static Keyword Declaring class members or methods as static makes them accessible withoutneeding an instantiation of the class. A member declared as static can not be accessed with aninstantiated class object (though a static method can). The static declarWhat is Phishing?In computing, phishing is a form of criminal activity using social engineering techniques. It ischaracterized by attempts to fraudulently acquire sensitive information, such as passwords andcredit card details, by masquerading as a trustworthy person or business in an apDo you know about Cross site Scripting ?Cross-site scripting (XSS) is a security exploit in which the attacker inserts malicious coding into anlink that appears to be from a trustworthyWhat is session hijacking?Session hijacking, also known as TCP session hijacking, is a method of taking over a Web usersession by surreptitiously obtaining the session ID and masquerading as the authorized user. Oncethe users session ID has been accessed (through session prediction), the attacker and a range oflogical and loop operators to allow adaptability within of the template.What is Model-view-controller (MVC)?Model-view-controller (MVC) is a design pattern used in software engineering. In complex computerapplications that present lots of data to the user, one often wishes to separate data (model) and userinterface (view) concerns, so that changes to the user interface do notWhat is the difference between mysql_fetch_object and mysql_fetch_array?Returns an object with properties that correspond to the fetched row and moves the internal datapointer ahead. mysql_fetch_object() exampleWhat is the difference between GET and POST methods in form submitting?Give the cases where we can use GET and POST methods?The main difference between GET and POST is how the form data is passing. Both are used forpassing form field values. All the values which is submitted by the GET method will be appended tothe URL. Where as POST method send the data with out appending the URL(What is the difference between strstr() and stristr()?Strstr -- Find first occurrence of a string strstr() example stristr -- Case-insensitive strstr() stristr()exampleWhat is meant by PEAR in php?
Object oriented PHP makes team programming much easier PHP offers an extremely simplesolution to dynamic caching in the form of output buffering.what are the most common caching policy approaches ?1)Time triggered caching (expiry timestamp). 2)Content change triggered caching (sensitive contenthas changed, so cache must be updated). 3)Manually triggered caching (manWhat Are PHP Arrays?PHP arrays are associative arrays with a little extra machinery thrown in. The associative partmeans that arrays store element values in association with key values rather than in a strict linearindex order. (If yAre php strings immutable ?PHP strings can be changed, but the most common practice seems to be to treat strings asimmutable.Strings can be changed by treating them as character arrays and assigning directly intothem, like this:What is Memcache?Memcache is a technology which caches objects in memory where your web application can get tothem really fast. It is used by sites such as Digg.com, Facebook.com and NowPublic.com and iswidely recognized as an essential ingredient in scaling any LAMP