Functions

Select the correction function prototype from the following options. Select 2 correct answers.

• void first();

• void first()

• void myFunction():

• void myFunction();

Fill in the blank: Function prototypes are also known as ____

• function declarations

• function assignments

• function operations

• function definitions

Select a correct function call.

• myValue(int 7);

• myValue(7);

• myValue(double, 7000);

• myValue (4.2)

Select the correct syntax for a function header that contains a parameter list.

• void showTotal (int num1, int num2, num3)

• void showTotal (int num1, num2, num3)

• void showTotal (int num1, int num2, int num3)

• void showTotal (num1, num2, num3)

What type of statement will force the function to end immediately?

• end;

• terminate;

• quit;

• return;

Fill in the blank:

Data can be returned from a function, back to the statement that called it, which is known as ____.

• data-passing function

• value-returning function

• value-assignment function

• data-populating function

Which of the following function will return a value?

• int sum (int val1, int val2)

  {

  return val1+val2;

  }

• void sum (int val1, int val2)

  {

  return sum;

  }

• void sum (int val1, int val2)

  {

  return val1+val2;

  }

• int sum (val1, val2)

  {

  return sum;

  }

What value is returned in the following code snippet?

bool isValid(int number)

{

bool status;

if (number >= 1 && number <= 100)

status = true;

else

status = false;

return status;

}

• number between 1 to 100

• valid or invalid

• "status"

• true or false

What is the lifetime of the local variable?

• as long as the computer is on

• while the function is executing

• forever

• until the function is called

By default, global variable is initialized with what value?

• 255

• 1

• 0

• not initialized to any value by default