Hardware input - output kerja khursus
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GROUP 1HARDWARE (INPUT AND OUTPUT DEVICES)Male members:Aidil Hakim, Vignes Rao
Female members:Nor Shafrina, Nur Arisha, Siti Nornatasha
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CONTENTS Input devices Pointing devices Output devices Source of references
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DEFINITION OF INPUT DEVICES
a device that can be used to insert data into a computer or other computational device.
There are four types of input devices:i. Textsii. Graphicsiii. Audioiv. Video
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Input devic
es (Texts
)
Keyboard
Barcode
reader
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KEYBOARD
Enter the data such as text and commands into a computer by pressing the keys on the keyboard.
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BARCODE READER
An optical reader is a device that uses a light source to read characters, marks and codes and then converts them into digital data that a computer can process.
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Input device
s (Graphi
cs)
•Digital camera
•Scanner
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DIGITAL CAMERA
A digital camera allows you to take pictures and store the photographed images digitally.
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SCANNER
A scanner is a device that captures images from photographic prints, posters, magazine pages and similar sources for computer editing and display.
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Input devices (Audio)
Microphone
MIDI Keyboard
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DEFINITION OF AUDIO Is the speech, music and sound effect entered into the computer
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MICROPHONE
Audio input is the speech, music and sound effects entered into the computer.
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MIDI KEYBOARD
This can be done using input devices such as a microphone and digital musical instruments like the Musical Instrument Digital Interface (MIDI) keyboard.
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Input devices (Video)
Digital Video Camera
Webcam
CCTV
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DEFINITION OF VIDEO Video input is input of motion images captured into the computer by special input devices.
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DIGITAL VIDEO CAMERA
A digital video camera allows you to record full motion and store the captured motion digitally.
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WEBCAM
A webcam is any video camera that displays its output on a web page.
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CCTV
A Closed-Circuit Television (CCTV) video camera is a type of digital video camera that enables a home or small business user to capture video and still images.
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POINTING DEVICES
A pointing device is another form of input device.
Spatial data refers to data that is continuous and multi-dimensional.
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Pointing devices:
1. Mouse2. Pointing Stick3. Touchpad4. Joystick5. Trackball6. Gamepad7. Graphic Tablet
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MOUSE
A small plastic box with buttons on top and a rolling ball or optical reader underneath
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POINTING STICK
A pressure-sensitive pointing device shape like pencil eraser positioned between keys on a keyboard.
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TOUCHPAD
A small, flat, rectangle pointing device that is sensitive to pressure and motion
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JOYSTICK
A vertical lever moved to control pointing devices or on-screen objects
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TRACKBALL
A stationary pointing device with a ball on top or side.
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GAMEPAD
Is the most common kind of game controller, held in both hands with thumbs and fingers used to provide input
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GRAPHIC TABLET
A flat, rectangular, electronic, plastic board that is used to create drawings and sketches.
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DEFINITION OF OUTPUT DEVICES
Peripheral equipment that converts a computer's output to a form that can be seen, heard, or used as an input for another device, process, or system.
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OUTPUT DEVICES
Monitor Printer Speaker LCD projector Plotter
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MONITOR
An output device that visually conveys texts, graphics and video information
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PRINTER
That prints text and graphics on a physical medium such as paper or transparency film
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SPEAKER
That produces sound effect, music, speech or other sounds
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LCD PROJECTOR
That uses its own light source to project what is displayed on the computer on a wall or projection screen
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PLOTTER
A larger printer that produces high-quality drawing such as house plan, maps, and circuit diagram
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SOURCE OF REFERENCE
INTERNET:a) http://www.slideshare.netb) http://en.wikipedia.org
BOOK:a) Score A (ICT)b) ICT reference’s bookc) ICT textbook
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CONCLUSION
It can use to save data. It can been processed into useful form. We can share the data to one or more
than one user.