KENDRIYA VIDYALAYA SANGATHAN JAMMU REGION . STUDY/SUPPORT MATERIAL 2011-12 CLASS: XII Computer Science ACKNOWLEDGEMENTS Chief Patron Shri Avinash Dikshit Commissioner KVS‚ New Delhi Patron Shri P. K. Koul Assistant Commissioner KVS‚ Jammu Region Guidance
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Types of computers Firstly‚ what is a computer? Well‚ a modern computer is typically an electronic or digital device that manipulates data. Computers can execute a pre-recorded list of instructions know as a “programme”. Large amounts of data can be stored on computers and be quickly accessed‚ edited and stored. When it comes to computers there are several different types: * High Performance System (HPS) * Workstations * Personal Computer * Laptop / Notebook * Palmtop These
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Introduction For my term paper the field I chose was computers. I chose this field because I love computers and it s a field on the rise. When doing my research about computers‚ I tried to stay focused on a few different types of fields. I did this because I thought that doing every different type of field would not help me chose the right field for me. Computers is such a big field that it was almost no problem picking a couple of computer fields to talk about in my term paper. Preparation
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of the military and industry in the development of electronics‚ computers‚ and information theory. After the 1940s‚ the military remained the major source of research and development funding for the expansion of automation to replace manpower with machine power. Since the 1950s‚ four generations of computers have evolved. Each generation reflected a change to hardware of decreased size but increased capabilities to control computer operations. The first generation used vacuum tubes‚ the second used
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Keystone Computers & Networks Accounting Issues Case By Martin Esquivias (1331134) Econ 112 Auditing Attestation Ringo Company Receivable: After reviewing the account receivable for Ringo Pistachio Company‚ I have determined that the account is now a loss contingency. After close consideration‚ I have concluded that FASB ASC 450-20 is applicable to this situation. The codification requires the accrual of a loss when it is probable that an asset has been impaired at the date of the
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WILLIAM STALLINGS BOOKS ON COMPUTER DATA AND COMPUTER COMMUNICATIONS‚ EIGHTH EDITION A comprehensive survey that has become the standard in the field‚ covering (1) data communications‚ including transmission‚ media‚ signal encoding‚ link control‚ and multiplexing; (2) communication networks‚ including circuit- and packet-switched‚ frame relay‚ ATM‚ and LANs; (3) the TCP/IP protocol suite‚ including IPv6‚ TCP‚ MIME‚ and HTTP‚ as well as a detailed treatment of network security. Received the 2007
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PRELIM COMPUTER What is a Computer? A computer is an electronic machine that can be programmed to accept data (input)‚ process it into useful information (output)‚ and store it in a storage device for future use Characteristics of a Computer •It’s a machine. •It is electronic. •It is automatic. •It can manipulate data. •It has memory •It has logical function Capabilities of a Computer • Speed • Accuracy • Repetitiveness • Storage • Programmable Limitations of a Computer • Cannot operate without
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Networking is another way that advances in computer engineering and software has paved a way for the advancement of communication‚ industry‚ and our lives in general through technological advancements. Just as the utilization of fire and carving of the wheel gave us advantages over the perils of life‚ the networking of computers has brought an unreachable far off world closer to each and every one of us. First and foremost we are now able to nearly instantaneously share information with an unreachable
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13 Prof. Anatoly Sachenko Computer Hardware I. LECTURE OVERVIEW Foundation Concepts: Computer Hardware‚ reviews trends and developments in microcomputer‚ midrange‚ and mainframe computer systems; basic computer system concepts; and the major types of technologies used in peripheral devices for computer input‚ output‚ and storage. Computer Systems – Major types of computer systems are summarized in Figure 13.2. A computer is a system of information processing components that perform
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Dollar General SWOT Dollar General Corp. is a chain of variety stores operating in 35 U.S. states. The chain operates over 9‚000 stores and its headquarters is located in Goodlettsville‚ TennesseeStrengths Strengths Unlike its competitors‚ Dollar General place new stores within the communities. Dollar General feels that filling the role of the “neighborhood store” is a big part of its success. In some cases‚ stores are within a few city blocks of each other. Dollar General typically serves communities
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