Explain the COM components
Explain the COM components?
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It evolved as this while u write a CLASS to reuse within a application, numerous instances of the class exists along with each instance of application, subsequently u want to ignore it to make a class and put this in DLL now only one example exists though numerous instances of applications exists Application requires to be recompiled while DLL is modified, therefore came COM.
COM is independent component which internally handles networking and resources COM utilizes IDL to communicate to various languages.
Mention the different states of the XMLHttpRequest an dalso describe their functions.
Explain the requirement of a Timer control in the AJAX.
Modeling Language: The modeling language used for SPIN is called Promela (Process Meta Language). In fact, the name SPIN stands for Simple Promela Interpreter. Promela is a powerful C-like specification language with a variety of synchronization primi
Method overloading: Two or more techniques with similar name stated within a class are said to be overloaded. This exerts to both constructors and other methods. The overloading applies via a class hierarchy, thus a sub class may overload a method sta
Catching exceptions: Exceptions are caught in the catch clause of the try statement. Catching an exception provides the program a chance to recover from the trouble or attempt a repair for whatsoever caused it.
Define the term Monitor: It is an object with one or more synchronized techniques.
Icon: It is an image intended to communicate the language-or culturally-independent meaning.
What is Unique Identifier and how do I determine one?
Show what are the different functions of System calls?
Define the term Condition: It is a Boolean expression which controls a conditional statement or loop.
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