Ex5: Java

What is required for this page to operate properly?

• A browser with Cookies enabled

• A browser with AdBlock enabled

• A browser with Flash enabled

• A browser with JavaScript enabled

Which version of the Java SE Development Kit is required to write your first program?

• JDK 8

• JDK 7

• JDK 10

• JDK 9

What is the purpose of a source file in Java programming?

• To execute commands in the terminal

• To store data in memory

• To display output on the screen

• To contain code that can be understood by programmers

What does the Java programming language compiler (javac) do?

• Translates machine code into source code

• Translates bytecodes into source code

• Translates source code into bytecodes

• Translates source code into machine code

Which command is used to compile a Java source file?

• java

• run

• compile

• javac

What is the purpose of the bytecode file generated by the Java compiler?

• To display error messages

• To translate into machine code

• To store the source code

• To execute the program

What command is used to run a Java program?

• execute

• java

• start

• run

What is the output of the HelloWorldApp program?

• Hello Universe!

• Hello World!

• Hello Earth!

• Hello Java!

What is the purpose of the main method in a Java program?

• To initialize variables

• To define classes

• To print 'Hello World!'

• To execute the program

Which directory should you save the source file in before compiling?

• myapplication

• myprojects

• mydocuments

• myfiles