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Arora Educator, 1) First Electronic Computer = ENIAC, 2) First Automatic Electronic Computer = ABC, 3) First Computer Designed by Charles Babbage = Analytical, Engine, 4) First Indian Computer = TIFRAC, 5) First computer to use Stored Program Concept = EDSAC, 6) Which was the first commercial computer = UNIVAC
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Types of Computer –, 1), 2), 3), 4), 5), 6), , Mini Computer, Micro Computer, Mainframe Computer, Super Computer, Analog Computer, Digital Computer, , Arora Educator
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Mini Computer, Minicomputers are used for :, Scientific and engineering, computations, Business-transaction processing, File handling, Database management, Are often now referred to as small, or midsize servers., , Arora Educator
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Mini Computer, Minicomputers Example :, , , , , , , , , , Control Data's CDC 160A and CDC 1700, DEC PDP and VAX series, Data General Nova, Hewlett-Packard HP 3000 series and HP 2100, series, Honeywell-Bull DPS 6/DPS 6000 series, IBM midrange computers, Interdata 7/32 and 8/32, Norsk Data Nord-1, Nord-10, and Nord-100, , Arora Educator
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Micro Computer, Designed for use by one person at a, time, Now primarily called a personal, computer (PC), Common microcomputers include, laptops and desktops., Microcomputers also include some, calculators, mobile phones, notebooks,, workstations and embedded systems., , Arora Educator
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Micro Computer, A microcomputer is a computer with a, central processing unit (CPU) as a, microprocessor., Designed for individual use, a, microcomputer is smaller than a, mainframe or a minicomputer., , Arora Educator
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Mainframe Computer, , Arora Educator, , Mainframe computers are computers, used primarily by large organizations for, critical applications., Used for Bulk data processing., Such as census, industry and consumer, statistics, and enterprise resource, planning and transaction processing.
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Mainframe Computer, , , , , , , , Mostly mainframes are used by –, 92 of 100 biggest banks, 23 of 25 biggest airlines, 10 of 10 biggest insurance and, health care companies., Some retailers have used the, mainframes to processing of, transactions., Every bank uses a mainframe, , Arora Educator
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Mainframe Computer, , Arora Educator, , There are great chances that cloud, computing can replace mainframe in, long term., Even IBM the main manufacturer of, Mainframe computer is moving towards, cloud.
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Super Computer, A supercomputer is a computer with great, speed and memory., Supercomputers can do arithmetic jobs, very fast, so they are used for weather, forecasting, code-breaking, genetic, analysis and other jobs that need many, calculations., , Arora Educator
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Super Computer, First Super Computer (World), Founder = Seymour Cray, First Super Computer = CDC 6600, Year = 1964, , First SC = Cray-1 = 1975, , Arora Educator
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Super Computer, Fastest Supercomputer (World), Name = Fujitsu Fujaku, Country = Japan (Kobe), Developed by = RIKEN & Fujitsu, , Year = November,2020, Speed = 4,42,010 teraflops per second, , Arora Educator
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Super Computer, Fastest Supercomputer (India), Name = PARAM-Siddhi AI, Country = India, Developed by = DST & MeitY, , Year = 16th November 2020, Speed = 5.267 petaflops, , Arora Educator, , Department of Science, and Technology, Ministry of Electronics, and Information, Technology
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Workstation, Workstation, a high-performance, computer system, Advanced graphics capabilities, Large storage capacity, , Powerful Microprocessor, , Arora Educator
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Analog Computer, Analog computers process analog, i.e., continuously varying, data., , Examples =, Digital Cameras, Watches, Thermometers, Scanners, Human Voice, , Arora Educator
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Analog Computer, , Analog Signal, , Arora Educator
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Digital Computer, A digital signal is a signal that is being, used to represent data as a sequence of, discrete values., Examples =, Digital Phones, Digital Pens, Computers/Laptop, CD/DVD, , Arora Educator
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Digital Computer, , Digital Signal, , Arora Educator
