Languages-C & C Plus Plus [3i Infotech Placement]: Sample Questions 216 - 217 of 354
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Question 216
Explanation
- Before 1994, there were different methodologies like Rumbaugh, Booch, Jacobson, Meyer etc. who followed their own notations to model the systems putting developers in dilemma.
- This span was called “method-wars”
Question 217
Explanation
- A declaration introduces a name into the program while a definition provides a unique description of an entity (e. g. type, instance, and function) .
- Declarations can be repeated in a given scope if they introduce the same name in a given scope but there must be exactly one definition of every object, function or class used in a C ++ program.
- A declaration is a definition unless it
- Declares a function without specifying its body
- Contains an extern specifier and no initializer or function body
- Is the declaration of a static class data member without a class definition
- Is a class name definition
- Is a typedef declaration
- A definition is declaration unless it:
- Defines a static class data member,
- Defines a non-inline member function.