Corona virus (Covid- 19)
COVID- 19 Hello dosto aap sub jaante hai ki pichhle 3 mahino se CORONA VIRUS (covid-19) pure world me jina muskil hogya hai logo ko bahut hi dikkto ka samna karna pad rha h
Introduction of computers
Introduction to computers In this article What are computers? Types of computers What can you do with computers? Are you new to computers? Do you wonder what they do and why you would want to use one? Welcome—you're in the right place. This article gives an overview of computers: What they are, the different types, and what you can do with them. What are computers? Computers are machines that perform tasks or calculations according to a set of instructions, or programs . The first fully electronic computers, introduced in the 1940s, were huge machines that required teams of people to operate. Compared to those early machines, today's computers are amazing. Not only are they thousands of times faster, they can fit on your desk, on your lap, or even in your pocket. Computers work through an interaction of hardware and software. Hardware refers to the parts of a computer that you can see and touch, including the case and everything inside ...
