Map method ________ is used to determine whether a map contains a mapping for the specified key.

a. containsKey
b. hasKey
c. containsMapping
d. hasMapping


a. containsKey

Computer Science & Information Technology

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The basic generic functional interface ________ in package java.util.function contains method accept that takes a T argument and returns void. Performs a task with its T argument, such as outputting the object, invoking a method of the object, etc.

a. Consumer b. Function c. Supplier d. BinaryOperator

Computer Science & Information Technology

You can enter one or more instructions between the Set and End Set clauses.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

____ is a number system that uses the digits 0-9 to represent the decimal values 0-9, plus the letters A-F to represent the decimal values 10 to 15.

A. Decimal B. Hexadecimal C. Binary D. Alphadecimal

Computer Science & Information Technology

Where can you find a list of all the available programs on your computer?

A) Control Panel B) Help menu C) Search box D) All Programs

Computer Science & Information Technology