LCD

LIQUID CRYSTAL DIGITAL
Very thin screen technology, so easy to mount on the wall.

PLASMA

PROJECTION TECHNOLOGY 
Size of the TV bit thicker than LCD screen
                    
LED

 LIGHT EMITTING DIODES,
Very  thin screen, very low
power using technology and Eco friendly.

HD READY HIGH DEFINITION PICTURES - 1049088 pixels

HD READY 1080P -                                                  2073600   pixels                                                                                              QUALITY IMAGE

THE SOFTWARE HELP THE TV TO CHANGES THE PICTURE BY MANAGING COLOR, CONTRAST,BRIGHTNESS,SHARPNESS TO GIVE BEST CLEAR IMAGES.

IT GIVES THE BEST PICTURES WHEN YOU WATCH SPORTS,ACTION MOVIES. IT  REDUCING BLURRING.

TO ENJOY FREE DIGITAL TV AND RADIO THROUGH DIGITAL OR TRADITIONAL AERIEL.

HDMI CABLES USED TO CONNECT TV AND DEVICES
IMAGE AND SOUND QUALITY CAN TRANSFERRED FROM DEVICE TO THE TV WITHOUT LOSS IN QUALITY.

Processors is brain of a computers(CPU) Different processors provide various levels of performance. The types of processors are AMD and Intel.
Types of processors
Standard: Ideal for basic computing needs such as surfing the web and word processing 1. Intel celeron
                                   2. AMD Sempron
Performance: Uses Dual-Core technology and is great for running multiple program mes at ones. 1. Intel Pentium
                                                               2. AMD AthlonII
High Performance: Handles multitasking easily, is the most powerful and has more efficient power consumption.1. Intel Core
                                                                                         2. AMD Turion II

Example Microsoft Windows viesta is newest operating system. This system tell where are your files are. other operating systems are Xp,NT,Xp 2000, win98, win 95 ...

A type of software that controls the other software on the computer. Example:-
Windows 7 Home premium, Windows 7 starter, Microsoft Windows XP

This capacity of  memory power. more memory more programmes and files can open. Random Access Memory(RAM) is a temporary storage area. Now at market upto 4GB available.

Hard drive is where you store your data. larger hard drive you can store more data like photos, music and movies. It's measured in gigabytes(GB).

Viruses are programs which infect other files,adding program code to them to gain control of the infected files when they are opened. This is called virus infection

Trojans are programs unauthorised  actions on computers,exambles deleting information on drives, making the system hang, stealing confidential information etc..

Worms is malicious programs spreads itsself largely by exploiting vulnerabilities in computer operating system,it spread very rapidly from one computer to another using emails and net works.

Spyware software collects informations about a particular user or org without their knowledge. spyware often escapes from detection.