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Published byAinsley Downham Modified over 9 years ago
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Introduction to Computers Instructor: Brad Atkinson
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Have you ever felt like this? How about this?
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A computer is an electronic device that has the ability to store, retrieve, and process data, and can be programmed with instructions that it remembers. The physical parts that make up a computer are called hardware. Programs that tell a computer what to do are called software.
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Areas of Discussion Hardware Software
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Hardware
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The physical components which make up a computer system. The keyboard, mouse, CPU, memory, storage devices, printer, and monitor are a few of these components.
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Terms CD-ROM – Stores information/instructions on disk in a read only format. Floppy Disk – Made of thin, Mylar plastic that is used to store information. Hard Drive – A disk drive that reads from and writes to a hard disk. The Hard Drive stores large amounts of information magnetically, also known as the C drive. Peripheral – Hardware device connected to the computer. Ethernet Card – A network adapter that enables a computer to connect to a network. Modem – An electronic device for converting between serial data from a computer and an audio signal suitable for transmission over telephone lines.
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Terms Monitor – Also called a display, or screen, where information is displayed in pixels. CPU (Central Processing Unit) – Processes data and instructions, performing calculations on the data. Also called the Processor. Memory – Temporary storage space on a chip inside the computer used to hold programs and data temporarily while being accessed. RAM (Random Access Memory) – The amount of RAM determines the number of computer programs which you can run at once and how fast the programs will be processed.
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Inside your computer Processor Memory
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Inside your computer CD-ROM Drive Floppy Drive Hard Drive
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Hooking up your Premio computer Power Cord Keyboard Mouse Network USB Parallel Monitor Speakers
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Front of Dell Desktop 1. Front-panel door 2. Headphone connector 3. USB connectors 4. CD/DVD drive eject button 5. Floppy-drive eject button 6. Floppy-drive activity light 7. Hard-drive activity light 8. Power button 9. Power light 10. Front-panel door
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Back of Dell Desktop 1. Back panel connectors 2. Security cable slot 3. Padlock ring 4. Card slots 5. Voltage selection switch 6. Power connector
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Front of Dell Tower 1. CD/DVD-drive eject button 7. Power button 6. USB connectors 5. Headphone connector 4. Front air vents 3. Front-panel door 2. Hard-drive activity light 9. Floppy-drive activity light 10. Floppy-drive eject button 8. Power light
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Back of Dell Tower 1. Power connector 2. Voltage selection switch 3. Back panel connectors 4. Card slots
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Connections on Dell Computer 1. Serial connector 2. Link integrity light 3. Network adapter connector 4. Network activity light 5. Line-in connector 7. Microphone connector 8. USB connectors 9. Diagnostic lights 10. Video connector 11. Parallel connector 6. Line-out connector
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Connecting the Printer Parallel connector USB connector
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Software
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Instructions which ‘tell’ the computer how to process information. There are two types of software; Operating System and Application Software. Windows is an examples of an Operating System. Application software are programs which fall under some of the following categories: utility, educational, data management, multimedia, productivity.
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Terms Icon – Picture displayed on the screen which represents a program, file, or folder, which is accessed by double-clicking with the mouse. File – A file is a collection of data, or information, stored on your computer or disk. Folder – A folder is a place where you can organize files or documents. A folder is also known as a directory.
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Size & Speed Info These sizes refer to the size of memory, hard drive space, and files on your computer. Kilobyte (KB) – 1 thousand bytes. Megabyte (MB) – 1 million bytes. Gigabyte (GB) – 1 billion bytes. These sizes refer to the processor speed of a computer. Megahertz (MHz) – Millions of cycles per second. Gigahertz (GHz) – Billions of cycles per second.
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Novell Login on Windows 98 Always click “OK” to login to the network, otherwise you won’t be able to access such programs as AR or A+.
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Novell Login on Windows XP Click “OK” for normal login. Click “Advanced” to login as Teacher on the computer.
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Novell Login on Windows XP Click on the “Windows” tab. Change Student to Teacher.
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Novell Login on Windows XP Click “OK” to login as Teacher.
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Novell Login on Windows XP Check “Workstation only” only when the server is down and you still need into your computer.
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Desktop Taskbar Icons Desktop
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