Presentation on theme: " Data or instructions entered into memory of computer Input device is any hardware component used to enter data or instructions 2."— Presentation transcript:
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2 Data or instructions entered into memory of computer Input device is any hardware component used to enter data or instructions 2
3 Data Unprocessed text, numbers, images, audio, and video Commands Programs Commands User Responses
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5 Standard Ergonomic Wireless Notebook Handheld On Screen
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Pointing devices are used to select and manipulate objects input certain types of data to issue commands to the computer.
7 Wheel Mouse Optical Mouse Trackball Touch Pad Touch Screen Stylus – Two Types Standard Inductive
8 A scanner captures an image of a flat object in digital form and transfers that data to a computer. The quality of scanned images is indicated by optical resolution, usually measured in the number of dots per inch (dpi).
9 Flatbed Pen or Handheld Sheet- fed Drum
10 Device that uses light source to read characters,
marks, and codes and then converts them into digital data OMR Bar Code
11 Banking industry almost exclusively uses MICR for check processing
12 Radio frequency identification (RFID) is a technology that can store, read, and transmit data located in RFID tags. RFID tags contain tiny chips and radio antennas can be attached to objects, such as products, price tags, shipping labels, ID cards, assets, and
more. The data in RFID tags is read by RFID readers.
13 Audio input is the process of entering audio data into the computer. Speech recognition systems enable the computer to recognize voice input as spoken words and require appropriate software. Music input systems are used to create an
original music composition or arrangement, or to create a custom music CD.
14 Process of entering full- motion images into computer Video can come form; Digital Video Recorders Web Cams
15 Authenticates person’s identity by verifying personal characteristic Fingerprint scanner Hand geometry Voice verification Iris recognition Facial recognition
a.Inputc.Outputb.Throughputd.Memory
21.A(n) ____ device is any hardware component that conveys information to one or more people.
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22.A(n) ____ is a single point in an electronic image.
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23.LCDs are geared for a specific resolution, called the ____ resolution.
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24.____ holds data, instructions, and information for future use.a.Storagec.Throughputb.Outputd.Input
25.____ storage is the physical material on which a computer keeps data, instructions, and information.
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26.A(n) ____ device is the computer hardware that records and/or retrieves items to and from storage media.
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27.A computer keeps data, instructions, and information on ____ media such as USB flash drives, CDs, DVDs, memory cards, and harddisks like the one shown in the accompanying figure.
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28.A(n) ____ device records (writes) and/or retrieves (reads) items to and from a USB flash drive, for example.a.USBc.indexingb.storaged.dynamic
29.In the accompanying figure, you would save the changes to the structure of the table by clicking the Save button on the ____.
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30.On ____, the electronic components and most storage devices are part of the system unit and other devices, such as the keyboard,mouse, and monitor, normally occupy space outside the system unit.
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31.The ____ board is the main circuit board of the system unit.
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