What are the two types of comments?
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Does there exist any other function which can be used to convert an integer or a float to a string?
What is the insertion operator and what does it do?
What are different types of loops in c++?
What will the line of code below print out and why?
class Foo { const int x; protected: Foo(int f); ~Foo(); }; Foo f; Referring to the sample code above, why will the class declaration not compile? a) The variable x is const. b) The destructor is protected. c) The destructor is not public. d) The constructor is protected. e) There is no default constructor.
What is the use of :: operator in c++?
describe private access specifiers?
If P is the population on the first day of the year, B is the birth rate, and D is the death rate, the estimated population at the end of the year is given by the formula: The population growth rate is given by the formula: B – D Write a program that prompts the user to enter the starting population, birth and death rates, and n, the number of years. The program should then calculate and print the estimated population after n years. Your program must have at least the following functions: 1. growthRate: This function takes its parameters the birth and death rates, and it returns the population growth rate. 2. estimatedPopulation: This function takes its parameters the current population, population growth rate, and n, the number of years. It returns the estimated population after n years Your program should not accept a negative birth rate, negative death rate, or a population less than 2.
What is a constant? Explain with an example.
What do you mean by static variables?
Can you be bale to identify between straight- through and cross- over cable wiring? And in what case do you use straight- through and cross-over?
write a C++ programming :if the no is between 32 to 50 it will be odd.
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