Educator.com

Java Syntax

• Primitive Data Type: Built in simple data type in Java (int, long, float, double, boolean, char, string)

• Computer Character Representation: ASCII (uses 8 binary digit), Unicode (uses 16 binary digits)

• Comments: Used by programmers to explain the code in a program, they are ignored by the sytem. (// or /* Comment*/ is used to indicate comments)

• Reserved words: List of words that are used by a compiler and users are not allowed to change their definition.

• Identifiers: Names chosen by programmers to identify components of a program.

• Variable: Named memory locations to store data

• Constant (static final): Named memory location to store constant values that will not change.