he Callable interface (of package java.util.concurrent) declares a single method named call that allows a task to return a value.

The developer does not need to identify the number of tables, the attributes (or fields) of each table, and the relationships between tables because all these are done automatically by the database software

Indicate whether the statement is true or false

A ____ beneath a variable name in a declaration statement indicates that the variable has not been used in the program.

A. blue squiggly underline B. green squiggly underline C. red squiggly underline D. yellow squiggly underline