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.
Define the difference between phases of software development or software life cycle?
High level programming language: Languages like Ada, Java, C++, and so on which give programmers with features like control structures, classes, methods, packages, and so forth. Such features are mostly independent of any specific instruction set, and
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Ans. Applet: An applet is an application designed to travel over the internet and to be executed on the client machine by a java compatible
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Finally clause: This is a part of try statement which is always executed, either subsequent the handling of caught exception, and normal termination of the protected statements.
Semantic error: It is an error in the meaning of program. A statement might contain no syntax errors, however might still break the rules of Java language. For example, when ivar is an int variable, the shown statement is syntactically correct
White space: Characters employed to make visual spacing in a program. White spaces comprise space, tab, carriage return and the line feed characters.
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