Ch 3 - Gaddis

Question 1

cin Object

Answer 1

The cin object can be used to read data typed at the keyboard.

Question 2

Mathematical expressions

Answer 2

C++ allows you to construct complex mathematical expressions using multiple operator and grouping symbols.

Question 3

Type conversions

Answer 3

When an operator’s operands are of different data types, C++ will automatically convert them to the same data type. This can affect the results of mathematical expressions.

Question 4

Overflow and underflow

Answer 4

When a variable is assigned a value that is too large or too small in range for that variable’s data type, the variable overflows or underflows.

Question 5

Type casting

Answer 5

Type casting allows you to perform manual data type conversion.

Question 6

Multiple assignment and combined assignment

Answer 6

Multiple assignment means to assign the same value to several variables with one statement.

Question 7

Formatting output

Answer 7

The cout object provides ways to format data as it is being displayed. This affects the way data appears on the screen.

Question 8

Working with Characters and string objects

Answer 8

Special functions exist for working with characters and string objects.