Question 26 Give three uses for the * operator. Name and describe each use Quest

Question

Question 26

Give three uses for the * operator. Name and describe each use

Question 27

Write a class having a public pure virtual method. You need not put any other members in the class.

Question 28

Given the definitions,

int *p1, *p2;

p1 = new int;

p2 = new int;

Describe what's going on in these two statements.

p1 = p2;

*p1 = *p2

Question 29

Breifly explain the purpose and functionality that C++ template functions and classes provide.

Question 30

Briefly explain the machanics of recursion (as it pertains to a programming technique).

Question 31

Here is a function that uses a for loop. Write a recursive function that does the same thing. Be sure you write the correct number of copies of the cheer,

Explanation / Answer

Q26

This is the * operator. It is used to get the variable pointed to by a pointer. It is also used when declaring pointer types.

Q27

Q28:

Q29:

Templates are a feature of the C++ programming language that allow functions and classes to operate with generic types. This allows a function or class to work on many different data types without being rewritten for each one. This is effectively a Turing-complete language.

Templates are of great utility to programmers in C++, especially when combined with multiple inheritance and operator overloading. The C++ Standard Library provides many useful functions within a framework of connected templates.

Q30

When we talk about recursion, we are really talking about creating a loop. Let

Related Questions

Navigate

• Browse (All)
• Browse Q
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.