Which of the following defines a double-precision floating-point variable named payCheck?
A) float payCheck;
B) double payCheck;
C) payCheck double;
D) Double payCheck;

Question

Quizplus · Accepted Answer

Double-precision floating-point numbers require the double data type, which is defined by the keyword double followed by the variable name. Therefore, the correct definition for a double-precision floating-point variable named payCheck is double payCheck;. Option A defines a single-precision floating-point variable, option C is incorrect syntax, and option D uses capital letters for the data type, which is not valid in Java.

Which of the Following Defines a Double-Precision Floating-Point Variable Named