What is a Keyboard? Flashcards

(38 cards)

1
Q

is a basic input device used to communicate with a computer.

It allows users to type letters, numbers, and symbols and perform various functions by pressing different keys.

A

computer keyboard

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2
Q

is an input device used to enter text, numbers, and commands into a computer or other digital devices.

It consists of a set of keys, including letters, numbers, symbols, and function keys, arranged in a specific layout (commonly QWERTY).

A

computer keyboard

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3
Q

who designed the layout of qwerty in 1873

A

christopher latham sholes

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4
Q

why was the qwerty layout created in the keyboard

A

to prevent typewriter keys from jamming by spacing frequently used letters apart.

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4
Q

This is the most common type, usually found with desktop computers.

It has all the basic keys, including letters, numbers, function keys, and special keys like Enter, Spacebar, and Shift.

A

standard keyboard

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5
Q

These keyboards have individual mechanical switches under each key, providing a tactile feel and a “clicky” sound when typing.

A

mechanical keyboard

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6
Q

have a softer feel and are quieter because they use a rubber dome under each key instead of a mechanical switch.

use in offices and homes

A

membrane keyboard

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7
Q

connect to the computer without a cable, using Bluetooth or a wireless USB receiver.

more flexibe and reduce clutter on the desk.

A

wireless keyboard

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8
Q

designed to reduce strain and discomfort.

They often have a split or curved design that helps keep the hands, wrists, and arms in a more natural position.

used for typings for a long period

A

ergonomic keyboard

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9
Q

These keyboards are smaller and often do not have a numeric keypad, making them more portable and ideal for use with laptops or in small spaces.

A

compact keyboard

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10
Q

Designed specifically for _________, these keyboards have additional features like customizable backlighting, extra programmable keys, and faster response times to enhance gaming performance.

A

gaming keyboard

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11
Q

Found on touchscreen devices like smartphones and tablets, virtual keyboards appear on the screen.

They are operated by tapping on the virtual keys with fingers or a stylus.

A

virtual keyboard

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12
Q

arrangement of keys on a keyboard, which can vary based on language, region, and specific use cases

A

keyboard layout

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13
Q

this is the standard layout in most English-speaking countries.

It was originally designed for typewriters and remains the most popular layout today.

A

qwerty layout

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14
Q

This is a layout used in French-speaking countries.

The arrangement of keys is slightly different from QWERTY to accommodate French characters and accents.

A

AZERTY layout

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15
Q

designed to increase typing speed and reduce finger movement.

It places the most commonly used keys in the middle row, where fingers naturally rest.

A

DVORAK layout

16
Q

This layout is similar to QWERTY but places more emphasis on reducing finger movement, making it an alternative for people looking for a comfortable typing experience.

A

Colemak Layout

17
Q

This is the traditional connection method where the keyboard connects to the computer through a USB or PS/2 cable.

A

wired connection

18
Q

connect using Bluetooth or a USB receiver. They offer more flexibility and freedom of movement but require batteries or charging.

A

wireless connection

19
Q

type of wireless keyboard that connect via Bluetooth technology.

commonly used with mobile devices and laptops and are ideal for portable setups.

A

bluetooth connection

20
Q

These are the main keys with letters (A-Z) used for typing words and sentences.

A

alphabet keys

21
Q

Located above the alphabet keys, these keys have numbers (0-9) for typing numbers and symbols like @, #, and $.

22
Q

These are the keys labeled F1 to F12 at the top of the keyboard. They perform special functions, like refreshing a page or opening help menus.

A

function keys

23
Q

Keys like Ctrl, Alt, and Shift are used with other keys to perform shortcuts, such as copying (Ctrl+C) or pasting (Ctrl+V).

24
These four keys (up, down, left, right) are used to move the cursor on the screen in the corresponding direction.
arrow keys
25
Include keys like Enter (starts a new line or confirms a command), Spacebar (adds spaces between words), and Backspace (deletes the character before the cursor).
special keys
26
These keys, like Home, End, Page Up, and Page Down, help move around documents and web pages quickly.
navigation keys
27
Found on the right side of some keyboards, it looks like a mini calculator and is used for entering numbers quickly.
numeric keypad
28
how does a computer keyboard work?
works by translating the physical action of pressing a key into digital signals that the computer can understand.
29
1. detects this signal and determines which key was pressed based on its location. 2. sent signal to the computer processor, which then figures out which key was pressed. 3. computer’s software interprets this signal and displays the corresponding character on the screen, or performs a specific action, like opening a program or copying text.
microcontroller
30
You use the keyboard to write letters, numbers, and symbols, whether you’re composing emails, writing documents, or chatting online.
typing text
31
the keyboard helps control characters and actions, especially in games that require quick and precise inputs.
gaming
32
Keyboards allow you to perform tasks quickly using shortcuts, like copying (Ctrl+C), pasting (Ctrl+V), or saving files (Ctrl+S).
shortcut commands
33
You can use the keyboard to move around documents or web pages, using arrow keys or shortcuts like Page Up and Page Down.
navigating
34
Keyboards are essential for entering data into forms, spreadsheets, and databases, making it easier to input information accurately and quickly.
data entry
35
use keyboards to write and edit code in various _________ languages. Efficient typing can significantly improve productivity in software development.
programming
36
Keyboards enable users to navigate the internet, enter URLs, and fill out forms. Typing is often faster than using a mouse for these tasks.
web browsing
37
often use keyboards alongside software tools to create digital art. Combining keyboard shortcuts with mouse actions enhances productivity in design tasks.
design and art