Which Line in the Following Program Contains the Prototype for the ShowDub

question 45

Multiple Choice

Which line in the following program contains the prototype for the showDub function?
1 $\quad$ #include <iostream>
2 $\quad$ using namespace std;
3
4 $\quad$ void showDub(int) ;
5
6 $\quad$ int main()
7 $\quad$ {
8 $\quad$$\quad$ int x = 2;
9
10 $\quad$$\quad$ showDub(x) ;
11 $\quad$$\quad$ cout << x << endl;
12 $\quad$$\quad$ return 0;
13 $\quad$ }
14
15 void showDub(int num)
16 {
17 cout << (num * 2) << endl;
18 }

• A) 4
• B) 6
• C) 10
• D) 15

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Definitions:

Industrialization

The process by which an economy is transformed from primarily agricultural to one based on the manufacturing of goods.

Historical Rate

An exchange rate used to convert amounts related to transactions in foreign currencies based on the rate in effect at the time of the original transaction.

Closing Rate

Closing Rate refers to the exchange rate between two currencies at the end of a trading period, used in accounting to convert the financial statements of foreign subsidiaries.

Spot Rate

The current market price at which a particular currency can be bought or sold for immediate delivery.