The words that are not Java keywords in the given list are "double" and "then".

Here's the breakdown:

1. "double": In Java, "double" is a keyword. It is a data type that can store fractional numbers from 1.7e−308 to 1.7e+308.

2. "switch": "switch" is a keyword in Java. It is a control statement that allows a variable to be tested for equality against a list of values.

3. "then": "then" is not a keyword in Java. It is often used in other programming languages like Python.

4. "instanceof": "instanceof" is a keyword in Java. It is a binary operator used to test if an object (instance) is a subtype of a given Type.

So, the words "double" and "then" are not Java keywords.

Question

The words that are not Java keywords in the given list are "double" and "then".

Here's the breakdown:

1. "double": In Java, "double" is a keyword. It is a data type that can store fractional numbers from 1.7e−308 to 1.7e+308.

2. "switch": "switch" is a keyword in Java. It is a control statement that allows a variable to be tested for equality against a list of values.

3. "then": "then" is not a keyword in Java. It is often used in other programming languages like Python.

4. "instanceof": "instanceof" is a keyword in Java. It is a binary operator used to test if an object (instance) is a subtype of a given Type.

So, the words "double" and "then" are not Java keywords.

Knowee AI · Accepted Answer

The words that are not Java keywords in the given list are "double" and "then".

Here's the breakdown:

1. "double": In Java, "double" is a keyword. It is a data type that can store fractional numbers from 1.7e−308 to 1.7e+308.

2. "switch": "switch" is a keyword in Java. It is a control statement that allows a variable to be tested for equality against a list of values.

3. "then": "then" is not a keyword in Java. It is often used in other programming languages like Python.

4. "instanceof": "instanceof" is a keyword in Java. It is a binary operator used to test if an object (instance) is a subtype of a given Type.

So, the words "double" and "then" are not Java keywords.

Which of the following are not Java keywords ?doubleswitchtheninstanceof