Programming Fundamentals (Lab 1)

What is the function of the 'dir' command in the command prompt?

• Deletes a file

• Lists files and directories in the current location

• Opens a folder

• Copies files

What does the command 'cd ..' do in the command line?

• Creates a new directory

• Changes file type

• Moves to the parent directory

• Clears the screen

When saving a Java program file, what should the file extension be?

• .txt

• .class

• .java

• .exe

What command is used to compile a Java program in the terminal?

• javac

• compile

• java

• exec

After compiling a Java file, which command is used to execute it?

• compile

• javac

• java

• run

In a basic Java program, which statement is used to display text on the screen?

• echo

• print()

• display()

• System.out.println()

What is the main rule for creating a Java file.

• Class Name must be same as the File Name (Exactly Same)

• Class Name can be different.

• Class Name must be same but in Lower Case Letters all.

• Class Name must be same but in Upper Case Letters all.