Object 17
Subject : English Language
Grade :7
Topic : Writing/Brailling
Sub-topic: Keyboard skills
Objective: identify the keyboard keys (Part A)
Introduction
The most common input device is the keyboard. The keyboard allows a user to
communicate with the PC. The computer keyboard has different keys that are
dedicated to specific functions. Computer keyboard keys are classified into 9 types:
Alphabetic key:
The alphabetic keys include all English alphabet letters (A – Z).
Number Key:
This Number Key embedded on the alphabetic key. These keys are located on the
top of the alphabetic keys. Number Keys include punctuation and special characters,
such as \ (backslash), | (vertical bar), / (forward slash),? (question mark), .
(period/dot), > (greater than), (comma), < (less than), ; (semi-colon), : (colon), ’
(single quote/apostrophe), ” (double-quote), [ (open/left bracket), { (open/left brace), ]
(close/right bracket), } (close/right bracket).
Aero Key:
These keys are located to the right of the alphabetic keys. This group of keys has
four smaller groups of keys, such as Left Arrow, Right Arrow, Top Arrow & Down
Arrow Key.
Numeric & Logical Key:
The Numeric keypad is located on the extreme right side of nearly all modern
keyboards. It contains keys for ten numbers (0 – 9),
Function Keys on Keyboard:
The Functional Key is typically located across the top of a keyboard today. Current
keyboards have 12 functional keys (F1 – F12).
Multimedia Key:
Multimedia key is a special type of key that performs some entertainment function.
But those keys are not included with many traditional 104-key keyboards. Such as
Play/Pause, Music Media Player, Volume+/Volume-, and Mute.
Internet Key:
Internet key is a special type of key that is used to access Internet Explorer easily.
Otherwise, we can work on the Internet by using those keys.
Windows Key:
Most newer keyboards have added three Windows-specific keys on either side of the
SPACEBAR that serve as shortcuts to the Windows menus.
Exercise
1a. Identify the keys on the PC.
b. Write 3 different classes of keyboard keys.
To which class do the following keys belong to?
1. 3
2. F3
3. Right arrow
4. Comma
5. A
Developed by Masuka Moreblessing
