Part I---Lesson

Input and Output tools

Learning Objectives

• Uses of the mouse

• Using keyboard keys

• Using Special Keyboard keys

Mouse

• The movement of the mouse ball sends information through the mouse cable to the computer

• Click to choose an icon or open a window

• Click to insert cursor

• Click and drag to move icons, data, etc.

• Double click to choose item

Mouse buttons

• Macintosh operating system has one button

• Microsoft Windows operating system has two buttons

• The left button is the one needed most often

• Right button gives information, options and properties

Keyboard Character keys

• The main part of a keyboard is made up of character keys. A character can be a letter, number, punctuation mark, or symbol. The character keys are used for typing words and numbers.

Special keys

• Delete key – it removes characters in front of the cursor

• Backspace key – it removes characters behind the cursor

• Enter key (return key) – it tells the processor to start a new paragraph or to perform a function

• Shift key – used with a letter or symbol

Special keys

• Delete key – it removes characters in front of the cursor

• Backspace key – it removes characters behind the cursor

• Enter key (return key) – it tells the processor to start a new paragraph or to perform a function

• Shift key – used with a letter or symbol

Special keys

• Delete key – it removes characters in front of the cursor

• Backspace key – it removes characters behind the cursor

• Enter key (return key) – it tells the processor to start a new paragraph or to perform a function

• Shift key – used with a letter or symbol

Other keyboard keys

• Caps Lock – Capitalizes all letter characters

• Alt – Used as a shortcut key. The Alt key allow you to select a Menu command with the keyboard. Hold down the Alt key and select the underlined letter of the Menu item.

• Ctrl – Used as a shortcut key. The Ctrl key allows you to carry out a command with the keyboard. Hold down the Ctrl key and select the underlined letter of the command.

• Function keys – (f1 through F12) perform special functions. For example, to spell check a document press F7.

• Insert key – Toggling the insert key on and off allows you to either insert new text within existing text in a document or to overtype the existing text in a document with new text.

• Numeric keypad – When the Num Lock light is on, the number keys on the pad are operational. When the Num Lock light is off, the Home, PgUp, End, and PgDn keys are operational.

Part II---Worksheet

Fill in the blanks:

1. An ______________ is a picture or graphic representation that stands for something else.
2. An area on the computer screen where information and icons appear is a _______________________.
3. The _______________________ is an area on the computer screen where icons and windows are displayed on a background.
4. A blinking vertical line showing the location on the computer screen where the next character of text will be entered is called the ______________________.
5. A letter, number, word, punctuation mark, or symbol on the keyboard is called a ___________________________.
6. A _________________ is a pointing tool that moves the cursor when rolled on its trackball.
7. A _________________ is an optical input device used to input a picture or bar-coded data into the computer.

Four things that a mouse is used for on a computer are:

8. ____________________________________
9. ____________________________________
10. ____________________________________
11. ____________________________________

Fill in the blanks:

12. The main part of the keyboard is made up of _____________________ __________________.
13. The ______________ key moves the cursor to the top of the page.
14. The ______________ key moves the cursor to the bottom of the page.
15. A printer is connected to the computer with a cord called the ___________________ ___________________.