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The document provides definitions and types of three types of keyboards: computer keyboards, MIDI keyboards, and wireless keyboards. It details their features, common keys, uses, and pros and cons. Each keyboard type serves different purposes, from data entry and gaming to music production and increased mobility.

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6 views2 pages

Question 4 New

The document provides definitions and types of three types of keyboards: computer keyboards, MIDI keyboards, and wireless keyboards. It details their features, common keys, uses, and pros and cons. Each keyboard type serves different purposes, from data entry and gaming to music production and increased mobility.

Uploaded by

vishvkhanapara
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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question 4

1.Keyboard (Computer Keyboard) Definition:


A keyboard is a standard input device used to enter data (text, commands, shortcuts) into a computer or digital
device.

Types:
Mechanical Keyboard – Uses physical switches.

Membrane Keyboard – Uses pressure pads; quieter and cheaper.

Chiclet Keyboard – Common in laptops; flat, spaced-out keys.

Common Keys:
Alphabet keys (A-Z)

Number keys (0-9)

Function keys (F1–F12)

Control keys (Ctrl, Alt, Esc, etc.)

Navigation keys (Arrow keys, Home, End, etc.)

Use:
Typing text

Gaming

Executing system commands

Navigating applications

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2. MIDI Keyboard Definition:


A MIDI (Musical Instrument Digital Interface) keyboard is an electronic musical instrument used to send MIDI
signals to computers, synthesizers, or digital audio workstations (DAWs).

How It Works:

It does not produce sound on its own.


It sends digital signals that tell other devices what note was played, how hard it was pressed, and for how long.

Usually connected via USB or MIDI cables to a computer or music software.

Features:
Piano-style keys (usually 25, 49, 61, or 88 keys)

May include pads, knobs, sliders, and modulation/pitch wheels Often

used in music production, DJing, and live performances


Use:
Composing and recording music digitally

Controlling virtual instruments

Live performance with synthesizers or music software

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3. wireless keyboard definition:


A wireless keyboard is a cordless version of a standard computer keyboard that communicates with a computer via
radio frequency (RF) or Bluetooth.

Types:
RF Wireless Keyboard: Uses a USB receiver (dongle)

Bluetooth Keyboard: Pairs directly with Bluetooth-enabled devices

Power Source:
Runs on batteries or rechargeable cells

Use:
Increases mobility and reduces cable clutter

Ideal for home theaters, tablets, or working at a distance

Pros:
Clean setup

Portability
Often compatible with multiple devices (laptops, tablets, smart TVs)

Cons:
Battery-dependent

Can experience lag or interference

May be less secure than wired ones if not encrypted

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