Java G10 IT 1 - intro and conditionals

What is missing from the command: System.___.println("Hello World");

• prt()

• Sys

• java

• out

How many classes are required in a Java Program?

• At least one.

• None, you can run a basic program without a class.

• Two, one for the main function and one for the function code.

• None of the above.

Which is the correct way to end a command statement in Java?

• ;

• ,

• .

• :

Which of the reserved words is missing in this line which is found in every Java program?

public _____ void main(String[] args) {

• private

• void

• open

• static

Which reserved word allows other classes to access your class in Java?

• private

• call

• public

• open

Which of these is NOT a primitive datatype in Java?

• float

• int

• String

• char

If you wanted to store the value 2.5 in a variable what datatype would you need to use?

• char

• float

• int

• boolean

What will the output be?

• Nothing, there is an error

• OrangeBlack

• Orange

• Black

What will the output be?

• Hi 871.71false

• Hi + num + db + bool;

• Nothing, there is an error.

• Hi87false1.71

When we comment a single line in Java we use...

• /*

• */

• //

• ///