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A:
1. By using const protects you against programming errors which inadvertently alter data.
2. By using const allows function to procedure const and non-const actual both arguments, whereas a function without const in the prototype can only accept non constant arguments.
3. By using a const reference let the function to generate and employ a temporary variable appropriately.
A: A reference has to always refer to some object and, so, must always be initialized; pointers do not have such limits. A pointer may be reassigned to point to distinct objects wh
Define pure virtual function or abstract class?
Develop a Student class that has the following header file: #ifndef STUDENT_H #define STUDENT_H #include #include #include using namespace std; class Stu
Given a bool variable isReadable write some statements that assign true to isReadable if the file "topsecret" exists and can be read by the program and assigns false to isR
What is the difference between an external iterator and an internal iterator? Ans) An internal iterator is executed with member functions of the class that has items to step th
having 2 arrays and 3killograms of pebbles are needed converting an area of 1 square meter the rate of pebble is $5 per killograms
how we use the cin command and why we use this command????
Illustrate the Function Definition? The C code that explains what a function does is called the function definition. A function definition has the following form Type fun
There are 3 acceptable answers: "Never," "Rarely "and" When the problem domain cannot be accurately modelled any other way."
Normal 0 false false false EN-US X-NONE X-NONE
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