Java Programming: Hello World Analysis

A Java program is a ______.

Every class has a ______ and the convention is that a class name starts with a capital letter.

The simple programs that we are starting with will only contain one ______.

Every opening curly bracket must have an associated ______ bracket.

Java applications must have a method called ______, which is where execution of the program starts.

A method contains a collection of programming instructions that describe how to carry out a particular ______.

MS-DOS Analysis of “Hello World” program The rest of this line is beyond your ______ as of yet;

A program starts with the first instruction of main, then obeys each instruction in ______

The program terminates when it has finished obeying the final instruction of ______

This now brings us to the important part the line of code that represent our instruction display “Hello World” System.out.print(“Hello World”); To get anything printed to the screen we use ______ and put whatever we want to be displayed in the brackets

A sequence of characters enclosed in double quotes as above is known as a ______

We can also use another print statement which is println println is short for print line and the effect of using this statement compared to print is to start a new line after displaying whatever is in the ______

Note the semi-colon (;) at the end of the print statement We must include a semi-colon at the end of every instruction we write in Java to indicate that it is a ______

Compile time error (syntax error) – Violation of the programming language rules – Detected by the compiler – ______

Errors Run time error (logic error) – Causes program to perform action programmer did not intend – System.out.println("Hello Word"); Program will still compile and run but will print Hello Word instead of ______

Comments are lines written by the programmer that convey some type of information concerning the code such as filenames, titles or explanations of what the code is ______