Give example of a pure virtual function in c++?


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Is there any problem with the following: char *a=NULL; char& p = *a;?

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If a function doesn’t return a value, how do you declare the function?

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what is the use of void main() in C++ language?

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A company pays its salespeople on a commission basis. The salespeople receive $200 per week plus 9 percent of their gross sales for that week. For example, a saleperson who sells $5000 worth of merchandise in a week receives $200 plus 9 percent of $5000, or a total of $650. You have been supplied with a list of items sold by each salesperson. The values of these items are as follows: Item Value A 239.99 B 129.75 C 99.95 D 350.89 Write a program that inputs one salesperson's items sold in a week (how many of item A? of item B? etc.) and calculates and displays that salesperson's earnings for that week.

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write a program that withdrawals,deposits,balance check,shows mini statement. (using functions,pointers and arrays)

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What is the basic concept of c++?

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Do inline functions improve performance?

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write a c++ program that gives output 1 1 2 1 2 3 1 2 3 4 1 2 3 4 5 using looping statement

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Can a built-in function be recursive?

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Can we run c program in turbo c++?

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How long it will take to learn c++?

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advantages and disadvantages of using Borland C++ / version 5.

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