uses of computer for class 3

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By the mid 1990s personal computers reached the processing capabilities of mini computers and workstations. A computer helps you to watch a movie. Performance & security by Cloudflare, Please complete the security check to access. Virtual field trips are an excellent learning tool and would be impossible without the use of classroom computers. The term is most commonly applied to battery-operated mobile devices, though there are also wearable devices. These computers may have more capabilities than they are being used for; they are likely to have WiFi and so be capable of Internet access, but are rarely firewalled (but have restricted port access or monitored in some way). Some common classifications of computers are given below. A server is expected to be reliable (e.g. Computers that are used just to display selected material (usually audio-visual, or simple slide shows) in a shop, meeting or trade show. • • This technology approach needs special hardware support to be useful and was first the domain of mainframes and other large computers. For even increased security, the server may be mirrored. They have made human lives better and happier. Some computers in a business setting are for one user but are also served by staff with protocols to ensure proper maintenance. Different types of computers – clockwise from top left: Rackmount computers – The cases of these computers fit into, First generation computers (1940-1955): It used, Second generation computers (1956-1963): It used, Third generation computers (1964-1970): It used, Fourth generation computers(1971-present): It uses, This page was last edited on 18 November 2020, at 00:37. The term “microcomputer” was introduced with the advent of systems based on single-chip microprocessors. Furthermore, the hardware is often referred to as the machinery of the computer. Uses of Computer: A computer helps you to type a document. Embedded computers are computers that are a part of a machine or device. They are measured in MIPS (million instructions per second) and can respond to hundreds of millions of users at a time. Superminis (such as the DEC VAX or Data General Eclipse MV/8000) were usually 32-bit at a time when most minicomputers (such as the PDP-11 or Data General Eclipse or IBM Series/1) were 16-bit. These traditional minicomputers in the last few decades of the 20th Century, found in small to medium-sized businesses, laboratories and embedded in (for example) hospital CAT scanners, often would be rack-mounted and connect to one or more terminals or tape/card readers, like mainframes and unlike most personal computers, but require less space and electrical power than a typical mainframe. A teacher’s class of students may not be able to board a plane and fly to Antarctica for a hands-on lesson, but they can view the area virtually, use Google Earth to survey the icy land, and speak with scientists in real time. A computer helps you to play games. Personal computers normally store personal files, and often the owner/user is responsible for routine maintenance such as removing unwanted files and virus-scanning. 2. A Supercomputer is focused on performing tasks involving intense numerical calculations such as weather forecasting, fluid dynamics, nuclear simulations, theoretical astrophysics, and complex scientific computations. Such systems normally require a system administrator to set up and maintain the hardware and software. This user often may use all hardware resources, has complete access to any part of the computer and has rights to install/remove software. Let’s take a look at two of the 119 available worksheets. Owing to the widespread use of computers in every sphere, Life in today’s world would be unimaginable without computers. 2 2 2 3 1. Embedded computers are chosen to meet the requirements of the specific application, and most are slower and cheaper than CPUs found in a personal computer. Such computers are used and maintained as appliances, and not normally used as the primary store for important files. Another way to prevent getting this page in the future is to use Privacy Pass. Minicomputers (colloquially, minis) are a class of multi-user computers that lie in the middle range of the computing spectrum, in between the smallest mainframe computers and the largest single-user systems (microcomputers or personal computers). If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Public computers are open for public uses, possibly as an Interactive kiosk. One student acts as the Keyboard. Today, the term is used to describe desktop PCs with high-performance hardware. A supercomputer is a computer that is at the front-line of current processing capacity, particularly speed of calculation. Act out being a computer: Play a game where your class acts out being a computer. 6. The majority are microcontrollers. Hardware and software form the main parts of any computing device. A personal computer has one user who may also be the owner (although the term has also come also mean any computer hardware somewhat like the original IBM PC, irrespective of how it is used).

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