HARDware
assignment:
Objectives
1. Describe the available types of computerhttp://youtu.be/Cr_JhH-6hzY
2. Describe the common input, output and storage devices
http://youtu.be/wkJZJQDaD2I
3. Describe the role of the main computer components
http://youtu.be/HKDUdD3fQBQ
4. Use the correct units to describe the specification of a computer
http://youtu.be/aXmjLF1i0jk
5. Explain how a computer's specification affects its performance and use
https://docs.google.com/a/isdedu.de/file/d/0B6VUM0vJzNvrRXN1dGdUbEdUYVE/edit?
6. Select a suitably specified computer based on a user's needs
http://youtu.be/odOosHSqL7w
7. Explain how data is stored inside a computer
https://www.youtube.com/watch?v=qh7GNaQUM0I
2. Describe the common input, output and storage devices
http://youtu.be/wkJZJQDaD2I
3. Describe the role of the main computer components
http://youtu.be/HKDUdD3fQBQ
4. Use the correct units to describe the specification of a computer
http://youtu.be/aXmjLF1i0jk
5. Explain how a computer's specification affects its performance and use
https://docs.google.com/a/isdedu.de/file/d/0B6VUM0vJzNvrRXN1dGdUbEdUYVE/edit?
6. Select a suitably specified computer based on a user's needs
http://youtu.be/odOosHSqL7w
7. Explain how data is stored inside a computer
https://www.youtube.com/watch?v=qh7GNaQUM0I
Glossary
Hardware, Super computer, multiprocessing, gigabyte, primary storage, terabyte, secondary storage, mainframes, data throughput, uptime, failover systems, desktop computer, laptop computer, ergonomics, home theater PC (HTPC), unauthorised access, password, disk encryption, kensington lock, netbooks, data synchronisation, infra-red, bluetooth, USB, PDA (personal digital assistants), palmtop computers, touch input, soft keyboard (or onscreen keyboard or virtual keyboard), stylus, handwriting recognition, smart phone, app, embedded system, input device, dvorak keyboard, multimedia keyboard, concept keyboard, mouse, trackball, touch pad, touch screen, microphone, voice over IP (VoIP), voice recognition software, voice-control, joysticks, game pads, motion sensors, barcode scanner, UPC (universal product code), magnetic stripe, magnetic stripe reader, smart cards, embedded processor, smart card reader, optical mark recognition, optical mark reader (OMR), magnetic ink character recognition (MICR), scanner, digitizing, resolution, DPI (dots per inch), OCR (Optical character recognition), sensors, analog data, digital data, analog to digital converter (ADC), data logging, digital cameras, digital video cameras, firewire, memory card, web cam, video conferencing, radio tags, global positioning system (GPS), Radio frequency identification (RFID), RFID tag, RFID reader, Output device, screen, CRT (cathode ray tube), LCD (liquid crystal displays), native resolution, projector, interactive whiteboard, speaker, printer, hard copy, pages per minute (PPM), inkjet printers, laser printers, screen magnification, speech control software, sticky keys, head control systems, eye tracking software, input switches, head wand, sip and puff input devices, microprocessors, CPU (central processing unit), software, secondary storage, RAM, clock speed, megahertz, gigahertz, terahertz, MIPS (Millions of instructions per second), multicore processors, motherboards, magnetic tapes, magnetic disks, optical storage, cd, dvd, blu-ray, flash memory, compact flash cards, SD cards, MMC cards, USB Flash drives, hard disk security, hard disk privacy, bytes, KB etc, ASCII, Unicode, plain text, redundant systems, uninterruptible power supply, ports, connectors.