Week #3 C++ Variable Types and Constants York College CS 172

Which data type is used to store whole numbers without decimals?

• int

• double

• char

• string

Which data type is used to store floating point numbers with decimals?

• int

• double

• char

• string

Which data type is used to store single characters?

• int

• double

• char

• string

Which data type is used to store text?

• int

• double

• char

• string

Which data type is used to store values with two states: true or false?

• int

• double

• char

• bool

What is the result of the following code? int x = 5, y = 6, z = 50; cout << x + y + z;

• 11

• 71

• 50

• 61

What is the result of the following code? int x, y, z; x = y = z = 50; cout << x + y + z;

• 11

• 61

• 50

• 150

Match the followingAdd the correct data type for the following variables:

myNum = 9; myDoubleNum = 8.99; myLetter = 'A'; myBool = false; myText = "Hello World";

• char

• myNum = 9;

• int

• myBool = false;

• string

• myLetter = 'A';

• bool

• myDoubleNum = 8.99;

• double

• myText = "Hello World";

This is used to insert comments line by line.

• //
• /*

• int

• ;

This is used to make a multi-line comment

• /*
• //

• ;

• int main