Key PC Ideas.


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What Is a Computer? A PC is an electronic gadget that acknowledges information and directions ... (PCs) Desktop PCs. Note pad (portable workstation) ...
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Vital Computer Concepts

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What Is a Computer? A PC is an electronic gadget that acknowledges information and directions from a client, controls the information as indicated by the guidelines, shows the data somehow, and stores the data for recovery later New Perspectives on Microsoft Office 2007: Windows XP Edition

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What is a PC? An electronic gadget that acknowledges info, forms the information and directions, produces yield from the preparing that is helpful and important and stores the outcomes for future use. New Perspectives on Microsoft Office 2007: Windows XP Edition

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How Does A Computer Know What To Do? It must be given a definite arrangement of directions that let it know precisely what to do. These directions are known as a PC project, or programming. New Perspectives on Microsoft Office 2007: Windows XP Edition

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Types of Computers Personal (PCs) Desktop PCs Notebook (portable workstation) PCs Tablet PCs Handheld PCs PDA (individual advanced associate) MP3 players Cell telephones Mainframe PCs Supercomputers New Perspectives on Microsoft Office 2007: Windows XP Edition

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Types of Computers Personal Computers PDA Notebook Desktop Tablet PC Super Computers New Perspectives on Microsoft Office 2007: Windows XP Edition

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Computer Systems Includes PC equipment and programming Hardware alludes to the physical segments of a PC Software alludes to the elusive segments of a PC framework, especially the projects the PC needs to perform a particular errand New Perspectives on Microsoft Office 2007: Windows XP Edition

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System Software System programming deals with the central operations of your PC Operating framework System asset Multitasking Utilities Programming Languages New Perspectives on Microsoft Office 2007: Windows XP Edition

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Application Software Application programming empowers you to perform particular PC assignments, for example, archive generation, spreadsheet figurings, and database administration Document generation programming New Perspectives on Microsoft Office 2007: Windows XP Edition

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Application Software Presentation programming New Perspectives on Microsoft Office 2007: Windows XP Edition

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Application Software Web webpage creation and administration programming Spreadsheet programming Database administration programming New Perspectives on Microsoft Office 2007: Windows XP Edition

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Application Software Photo altering programming Multimedia writing programming Accounting programming Information administration programming New Perspectives on Microsoft Office 2007: Windows XP Edition

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Architecture or setup is the configuration of the PC. As in, what does the PC comprise of? Particular is the specialized insight about every segment. As in, how huge is the screen? New Perspectives on Microsoft Office 2007: Windows XP Edition

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Processing Hardware The motherboard is the primary electronic part of the PC The chip is a standout amongst the most imperative bits of handling equipment on the motherboard Cards are removable circuit sheets New Perspectives on Microsoft Office 2007: Windows XP Edition

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Processing Microprocessor, likewise alluded to as processor or CPU (Central Processing Unit RAM - Random Access Memory Volatile New Perspectives on Microsoft Office 2007: Windows XP Edition

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Input and Output The information or guidelines you write into the PC are called info The aftereffect of the PC preparing your info is alluded to as yield furthermore alluded to as data . Fringe gadgets fulfill info and yield works New Perspectives on Microsoft Office 2007: Windows XP Edition

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Input Devices You utilize an information gadget ,, for example, a console or a mouse, to information and issue orders Keyboard Pointing gadget Controls the pointer Mouse Trackball Touch cushion Pointing stick Scanner Touch Screen Pen Input New Perspectives on Microsoft Office 2007: Windows XP Edition

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Output Devices Output gadgets demonstrate to you the aftereffects of handling information Monitor Flat board LCD CRT Printer Laser Inkjet Dot lattice New Perspectives on Microsoft Office 2007: Windows XP Edition

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Data Representation Binary digits (bits) A progression of eight bits is known as a byte ASCII American Standard Code for Information Interchange New Perspectives on Microsoft Office 2007: Windows XP Edition

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Storage Measurements Byte = one character Kilobyte = roughly 1000 characters Megabyte = around one million characters Gigabyte = roughly one billion characters Terabyte = around one trillion characters New Perspectives on Microsoft Office 2007: Windows XP Edition

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Memory Random access memory (RAM) Volatile memory SDRAM Cache memory (RAM reserve or CPU store) Virtual memory New Perspectives on Microsoft Office 2007: Windows XP Edition

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Memory Read-just memory (ROM) BIOS Nonvolatile memory Complementary metal oxide semiconductor memory (CMOS) Semi perpetual memory New Perspectives on Microsoft Office 2007: Windows XP Edition

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Method of Access Sequential access – recover information all together. Case of media-attractive tape Direct or irregular access – go straightforwardly to required information. Case of media-attractive circle, CD-Rom, DVD New Perspectives on Microsoft Office 2007: Windows XP Edition

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Storage Media A PC document is a named gathering of put away information An executable record contains the guidelines that advise a PC how to perform a particular errand An information document is made by a client New Perspectives on Microsoft Office 2007: Windows XP Edition

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Storage Media Magnetic media Hard plate Tape Floppy circle New Perspectives on Microsoft Office 2007: Windows XP Edition

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Hard Drive Consists of one or more unbending metal platters covered with a metal oxide material that permits information to be attractively recorded on the surface of the platters The quantity of platters for all time mounted on the shaft of a hard circle differs. New Perspectives on Microsoft Office 2007: Windows XP Edition

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Storage Media Optical capacity gadget CD DVD CD-R CD-RW CD-ROM New Perspectives on Microsoft Office 2007: Windows XP Edition

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Storage Media Flash memory Flash memory cards USB streak stockpiling gadget USB drive (streak drive) New Perspectives on Microsoft Office 2007: Windows XP Edition

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Data Communications The transmission of content, numeric, voice, or video information starting with one PC then onto the next or to a fringe gadget is called information correspondences Sender and recipient Channel Protocol Device (driver) New Perspectives on Microsoft Office 2007: Windows XP Edition

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Components of Data Communications The four vital segments of information interchanges are: Sender Channel Receiver Protocols New Perspectives on Microsoft Office 2007: Windows XP Edition

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Data Communication A sender is the PC that begins the message. The message is sent over a station ,, for example, a phone The collector is the PC at the message\'s destination. Conventions are the principles that build up the exchange of information amongst sender and collector. New Perspectives on Microsoft Office 2007: Windows XP Edition

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Networks A system associates one PC to different PCs and peripherals. In a neighborhood (LAN), PCs and peripherals are near each other. New Perspectives on Essential Computer Concepts 32 New Perspectives on Microsoft Office 2007: Windows XP Edition

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Networks Each PC that is a piece of the system must have a system interface card and system programming. At that point it turns into a workstation . Any gadget associated with the system is known as a hub. New Perspectives on Essential Computer Concepts 33 New Perspectives on Microsoft Office 2007: Windows XP Edition

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Telecommunications is imparting over a phone. In the information transfers process , the modem changes over advanced signs to simple signs at the sending site and a second modem changes over them back at the getting site. New Perspectives on Microsoft Office 2007: Windows XP Edition

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Telecommunications New Perspectives on Microsoft Office 2007: Windows XP Edition

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The Internet The Internet is the world\'s biggest system. Email and the World Wide Web are two advantages of the Internet. New Perspectives on Microsoft Office 2007: Windows XP Edition

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The Internet A hyperlink is a spot on a Web page permitting you to associate with a specific record. http://www.course.com/newperspectives New Perspectives on Microsoft Office 2007: Windows XP Edition

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The Internet A Web program is the correspondences programming that permits you to explore the WWW. New Perspectives on Essential Computer Concepts 38 New Perspectives on Microsoft Office 2007: Windows XP Edition

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Networks A system associates one PC to different PCs and fringe gadgets, empowering you to impart information and assets to others Network interface card (NIC) LAN WAN WLAN PAN WiMax New Perspectives on Microsoft Office 2007: Windows XP Edition

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Telecommunications implies conveying over a nearly long separation utilizing a telephone line or some other information conductor Modem Digital and simple signs DSL New Perspectives on Microsoft Office 2007: Windows XP Edition

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The Internet The Internet is the biggest system on the planet, associating a large number of individuals Electronic mail World Wide Web page Web webpage New Perspectives on Microsoft Office 2007: Windows XP Edition

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Security Threats on Your Computer Security alludes to the strides a PC proprietor takes to avoid unapproved utilization of

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