Which data type should you use?

You are creating the necessary variables for an application.

The data you will store in these variables has the following characteristics:

– Consists of numbers

– Includes numbers that have decimal points

– Requires more than seven digits of precision

You need to use a data type that will minimize the amount of memory that is used.

Which data type should you use?
A . decimal
B . double
C . byte
D . float

Answer: B

Explanation:

The double keyword signifies a simple type that stores 64-bit floating-point values. Precision: 15-16 digits

Incorrect: Not D: The float keyword signifies a simple type that stores 32-bit floating-point values. Precision: 7 digits