Question: What will the following code display? #include using namespace std; void showDub ( int ) ; int main ( ) { int x = 2

What will the following code display?
#include
using namespace std;
void showDub(int);
int main()
{
int x =2;
showDub(x);
cout << x << endl;
return 0;
}
void showDub(int num)
{
cout <<(num *2)<< endl;
}
Group of answer choices
2
2
4
2
2
4
4
4

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Programming Questions!

Q:

help please What will the following code display? #include using namespace std; void doSomething(int&); int main() { int x = 2; cout using namespace std; void doSomething(int&); int main() { int x =...

Q:

c++ 1. Which of the following are true about the delete keyword? a. To prevent memory leaks, every 'new' usage should be cleaned up with a 'delete' usage b. None of these are true c. Arrays can be...

Q:

please help D Question 4 2 pts What access specifier behaves like private a private member for its class and all derived forms of that class? O Public Private O Protected O SharedConsider the...

Q:

Q2: a) Write code in your main function that performs the following: a)For each n {10^3, 5x10^3, 10^4, 5x10^4, 10^5}, randomly generate five integer arrays of length n. b)Run each of the five...

Q:

10 and explain What does the following code display? #include using namespace std: int func1(int): void func2(int &, int): int main() { int x = 10: cout using namespace std: int fun1 (int & a] { a +...

Q:

12. A(n) information that is received by a function is information that is passed to a function, and a(n) IS 13. The value returned by a function can be assigned to a variable, sent to cout, or used...

Q:

c++ programming In the following C++ program, complete the missing code inside the function void modifiedArray(int a[], int size) which prints the content of the content of the original input array...

Q:

i need these solved Look at the following program and answer the question that follows it. They are multiple choice i need the correct one and explanation 1. What is the output of the following...

Q:

What type of argument passing does this code display? include using namespace std; void add10 (int num) { num = num + 10; int main (){ int a = 10; addie(a); cout

Q:

What will the following code display? tinelude using namespace std; void add2 numbers (int, int&); int main() int x = 2; int y = 5; add2 numbers (x,y); cout

Q:

In a three-dimensional problem, consider a particle of mass m and of potential energy: mw V(X, Y, Z): + (1-) 4X (1+) (x +Y?) 2 3 3 where w and X are constants which satisfy: 0

Q:

Which is more important from an investment perspective: current earnings or anticipated earnings?

Q:

The collection of job cost sheets for jobs in production serves as a subsidery ledger for the finished goods inventory account. True False

Q:

In what ways do you think implicit influences your day-to-day interactions? Do you think training can help us identify these biases and reduce their impact? What are some specific ways in which you...