What is a Keyboard

This topic is about Keyboard parts and layout

1. Introduction to Computer Keyboard and Controls Unit 1

2. Introduction to Computer Keyboard and Controls What is a Computer Keyboard? The Keyboard Layout Types of Keys and its functions

3. Objectives At the end of the unit, the students should be able to: List and describe the parts of keyboard. Identify the layout of English computer keyboard. Identify the functions of different keyboard keys.

4. Unit 1.1 – What is a Computer Keyboard? An input device used to enter characters and functions into the computer system by pressing buttons, or  keys . It is the primary device used to enter text. Contains keys for individual letters, numbers and special characters, as well as keys for specific functions. Connected to a computer system using a cable or a wireless connection. The basic PC keyboard layout has 104 keys.

5. Keyboard with Different Languages Common English Keyboard Typical Thai Keyboard

6. Unit 1.2 – The Keyboard Layout Function keys :  These keys are positioned on the top row of the keyboard. They’re labeled F1, F2, F3, and on up to F11 and F12. Typewriter keys:  These keys are the same types of keys you find on an old typewriter: letters, numbers, and punctuation symbols . There are four main areas on your PC’s keyboard Cursor-control keys: Often called arrow keys, these four keys move the text cursor in the direction of their arrows. Above them are more cursor-control keys — the six-pack of Insert, Delete, Home, End, Page Up, and Page Down. Numeric keypad: contains calculator-like keys.

7. TYPES OF KEYS Unit 1.3

8. Types of Keys Alphanumeric Keys – keys that contains of all letters on the alphabet (A-Z) and numbers (0-9) on the keyboard.

9. Types of Keys Punctuation Keys – All of the keys associated with punctuation, such as the comma (,), period (.), semicolon (;), brackets ([ ]), and parenthesis ({ }, ( ) ) and so on. Also, all of the mathematical operators such as the plus sign (+), minus sign (-), and equal sign (=).

10. Types of Keys Alt Keys – Short for Alternate, this key is like a second control key.

11. Types of Keys Shift or Alt Keys – To move the cursor in more than one position at a time.

12. Types of Keys Backspace Key – Deletes the character just to the left of the cursor (or insertion point) and moves the cursor to that position.

13. Types of Keys Enter or Return Keys – It is used to enter commands or to move the cursor to the beginning of the next line.

14. Types of Keys Caps Lock Key – It is a toggle key, which when activated, causes all alphabetic characters to be uppercase.

15. Types of Keys Ctrl Keys – The control key is used in conjunction with other keys to produce control characters. The meaning of each control character depends on which program is running.

16. Types of Keys Function Keys – special keys labelled F1 to F12. These keys have different meaning depending on which program is running.

17. Types of Keys Navigation Keys – Arrow keys, Page Up/Page Down, Home, and End are convenient to move your cursor to the desired location.

18. Types of Keys Tab Key – A  key  on computer keyboards that inserts a  tab character or moves the insertion point to the next  tab  stop.

19. Types of Keys Delete Key – The Del key deletes the character at the current cursor position, or the selected object, but does not move the cursor. For graphics-based applications , the delete key deletes the character to the right of the insertion point.

20. Types of Keys Esc Key – is used to send special codes to devices and to exit (or escape) from programs and tasks.

21. Types of Keys PrtScn / SysRq or Print Screen Key – captures the entire screen

22. Types of Keys Scroll Lock Key – was originally intended to be used in conjunction with the arrow keys to scroll through the contents of a text box.  – used to stop the scrolling of text or halt the operation of a program.

23. Types of Keys Pause Break Key – used to temporarily halt a computer process. For example, the pause key could be used to momentarily stop a computer game or program while the user steps away.

24. Types of Keys Num Lock Key – Pressing this key activates the numeric keypad at the right of the keyboard. – Press the key again to turn off the Num Lock and you can use the arrow keys on the 2,4,6,8.

25. Types of Keys L ED Indicators - when LED indicators are on the Caps Lock, Scroll Lock, and Num Lock are activated. Pressing the buttons again to turn off the LED indicator and keys are deactivated.

26. Let’s check your knowledge! Quizzes

27. Quiz No. 1

28. 1. Enumerate the 4 main areas of a computer keyboard?

29. 5. Which is NOT a key in a computer keyboard? Alphanumeric key Sharp key Alt key Prnt Scrn key

30. 6. It is a n ________ device used to enter characters and functions into the computer system. mouse hand input output

31. 7. The basic PC keyboard layout has ______ keys. 90 104 120 88

32. 8. These keys are positioned on the top row of the keyboard. They are labeled F1, F2, and so on. Numeric keys Typewriter keys Control keys Function keys

33. 9. Type of k ey that contains of all letters on the alphabet (A-Z) and numbers (0-9) on the keyboard. Alphabet keys Navigation keys Control keys Alphanumeric keys

34. 10. Short for Alternate, this key is like a second control key. Esc key Caps Lock key Home key Alt keys

35. Answer Key to Quiz # 1 Function keys Numeric keypad Cursor Control keys Typewriter keys B – Sharp key 6. C – input 7. B – 104 8. D – Function keys 9. D – Alphanumeric keys 10. D – Alt keys

36. Quiz No. 2

37. Enumeration: Give 10 Types of Keys that you can remember. 1. 2 . 3. 4 . 5 . 6 . 7. 8. 9. 10.

38. Answer Key to Quiz # 2 Alphanumeric keys Punctuation keys Alt keys Shift keys Backspace key Enter or Return keys Caps Lock key Ctrl keys Function keys 10. Navigation keys 11. Punctuation keys 12. Tab key 13. Delete key 14. Esc key 15. Print Screen key 16. Scroll Lock key 17. Pause Break key 18. Num Lock key

39. Let’s Practice! Typing Exercises that will improve your speed and accuracy in typing.

40. Visit this link https://www.typing.com/student/tests and take the 3:00 Test and record your result.

41. REFERENCES - Zandbergen, P. What is a Computer Keyboard at https://study.com/academy/lesson/what-is-a-computer-keyboard-parts-layout-functions.html - The Basic PC Keyboard Layout https://www.dummies.com/computers/pcs/keyboards/the-basic-pc-keyboard-layout/ - Unit 2 Data Entry & Keyboarding Skills pp. 16 – 17 http://ncert.nic.in/textbook/pdf/ieeo102.pdf - Typing test exercise https://www.typing.com/student/tests

42. Presented by: Jennifer D. Firat Eastern Technological College Dual Language Program