COSC 1436 Exam 3 questions with verified solutions

COSC 1436 Exam 3 questions with
verified solutions

Here is the header for a function named compute Value:

Which of the following is a valid call to the function? - correct answer ✔✔compute Value(10);



This function causes a program to terminate, regardless of which function or control mechanism is
executing. - correct answer ✔✔exit()



An array's size declarator must be a ________ with a value greater than ________. - correct answer
✔✔Constant integer expression with a value greater than 0



A two-dimensional array of characters can contain ________. - correct answer ✔✔all of these



Which of the following is a valid C++ array definition? - correct answer ✔✔int array[10];



The range-based for loop, in C++ 11, is designed to work with a built-in variable known as the ________.
- correct answer ✔✔range variable



A ________ argument is passed to a parameter when the actual argument is left out of the function call.
- correct answer ✔✔default



Arrays may be ________ at the time they are ________. - correct answer ✔✔Initialized at the time they
are declared



Which statement correctly defines a vector object for holding integers? - correct answer
✔✔vector<int>v;



Which line in the following program contains the header for the showDub function?

, 1 #include <iostream>

2 using namespace std;

3

4 void showDub(int);

5

6 int main()

7{

8 int x = 2;

9

10 showDub(x);

11 cout << x << endl;

12 return 0;

13 }

14

15 void showDub(int num)

16 {

17 cout << (num * 2) << endl;

18 } - correct answer ✔✔15, void showDub(int num)



The statement:

int grades[ ] = { 100, 90, 99, 80};

shows an example of: - correct answer ✔✔implicit array sizing



True/False: You may use the exit() function to terminate a program, regardless of which control
mechanism is executing. - correct answer ✔✔True



True/False: If an array is partially initialized, the uninitialized elements will be set to zero. - correct
answer ✔✔True