• A programmable device that can store, retrieve, and process data.
e.g., Disk, CD,
The operating system is a program that manages and controls a computer’s activities. The popular
operating systems for general-purpose computers are Microsoft Windows, Mac OS, and Linux.
• A sequence of instructions to be performed by a computer.
Algorithm: A step-by-step procedure for solving a problem in a finite amount
• A set of rules, symbols, and special words used to construct a computer program
Steps in learning language:
MACHINE LANGUAGE The language, made up of binary-coded instructions, that is
used directly by the computer.
A low-level programming language in which a mnemonic (Assisting
in memory) is used to represent each of the machine language instructions for a particular
Assembler: A program that translates an assembly language program into machine code.
Compiler: A program that translates a high-level language into machine code.
ADDF3 R1, R2,R3
EVENT HANDLING: Event handling comes with
user defined GUI. For example when you click
on a button, it is supposed to be an event. and
the way the java handles these events is termed
to be EVENT HANDLING. For this event handling
you have listeners..who listen to your specific
actions..i.e...clicks, press, release etc..
for more reference see this