Essay On Advantages And Disadvantages Of Computer

Computer is an advanced electronic device that takes raw data as input from the user and processes these data under the control of set of instructions (called program) to give the result (output). The first fully electronic computers, introduced in the 1940s, were huge machines. However today's computers are not only thousands of times faster but they can fit on your desk, on your lap, or even in your pocket.
Computers work through an interaction of hardware and software.
• Hardware = Internal Devices + Peripheral Devices: All physical parts of the computer (or everything that we can touch) are known as hardware. The most important piece of hardware is a tiny rectangular chip inside your computer called the central processing unit (CPU), or

A word-processing program that you can use to write letters on your computer is a type of software. The operating system (OS) is software that manages your computer and the devices connected to it. Windows is a well-known operating system.
Compared to traditional systems, computers offer many noteworthy advantages. The main advantages offered by computers are as follows:
• High Accuracy
• Superior Speed of Operation
• Large Storage Capacity
• User-friendly Features
• Portability
• Platform independence
• Economical in the long term
The World Wide Web is a gigantic storehouse of information.
The web is the most popular part of the Internet, partly because it displays most information in a visually appealing format. Headlines, text, and pictures can be combined on a single webpage—along with sounds and animation. A website is a collection of interconnected webpages. The web contains millions of websites and billions of webpages.
Surfing the web means exploring it. You can find information on the web about almost any topic imaginable. For example, you can read news stories and movie reviews, check airline schedules, see street maps, get the weather forecast for your city, or research a health

You can send almost any type of file in an e mail message, including documents, pictures, and music files.
Instant messaging is like having a real-time conversation with another person or a group of people. When you type and send an instant message, the message is immediately visible to all participants. Unlike e mail, all participants have to be online (connected to the Internet) and in front of their computers at the same time. Communicating by means of instant messaging is called chatting
If you have a digital camera, you can move your pictures from the camera to your computer. Then you can print them, create slide shows, or share them with others by e mail or by posting them on a website. You can also listen to music and watch movies on your computer
The motherboard is the main component inside the case. It is a large rectangular board with integrated circuitry that connects the various parts of the computer as the CPU, RAM, Disk drives (CD, DVD, Hard disk or any others) as well as any other peripherals connected via the ports or the expansion slots. Components directly attached to the motherboard include the following.
The central processing unit