1. Practical Oriented Theory
Day 3
Practical Oriented Theory
1st Minutes
Previous day discussion
About Text Editing Software?
How to open WordPad?
Start MenuAll ProgramAccessories WordPad
About window?
Keyboard
Keyboard is the most common and very popular input device which helps in inputting data to the computer. The layout of the keyboard is like that of traditional typewriter, although there are some additional keys provided for performing additional functions.
Keyboards are of two sizes 84 keys or 101/102 keys, but now keyboards with 104 keys or 108 keys are also available for Windows and Internet.

2. The keys on the keyboard are as follows:

3. 2 6 1 3 4 5 Symbolic key Typing Keys Numeric Keypad Function Keys
Sr.No
Keys
Description 1
Typing Keys
These keys include the letter keys (A-Z) and digit keys (0-9) which generally give same layout as that of typewriters. 2
Numeric Keypad
It is used to enter numeric data or cursor movement. Generally, it consists of a set of 17 keys that are laid out in the same configuration used by most adding machines and calculators. 3
Function Keys
The twelve function keys are present on the keyboard which are arranged in a row at the top of the keyboard. Each function key has unique meaning and is used for some specific purpose. 4
Control keys
These keys provide cursor and screen control. It includes four directional arrow keys. Control keys also include Home, End, Insert, Delete, Page Up, Page Down, Control(Ctrl), Alternate(Alt), Escape(Esc). 5
Special Purpose Keys
Keyboard also contains some special purpose keys such as Enter, Shift, Caps Lock, Num Lock, Space bar, Tab, and Print Screen. 6
Symbolic key
Keyboard has also some key like (, . : ; “ “ ‘ { [ \ | / ? - =) etc.

4. Cursor
Cursor is a pointer that indicates to input text.
Use of Special Keys
Tab : To move the cursor to specific distance.
Shift : to Upper Case / Lower Case a character
Caps Lock: to type in Upper Case
Backspace: Remove cursor left side character
Delete : Remove Cursor Right side character
Insert: Replace the next character with the new one
Home: take the cursor beginning of the line
End : Take the cursor end of the line
Page Up: Move cursor one page up
Page Down: Move the cursor one page below
Num Lock: to activate the number of number pad

5. Home Tab
Clip Board
Cut selected item paste to cursor location
Copy selected item paste to cursor location
Paste Special
Source
Paste As: As per the cut or copy paste as option will be shown.
As Microsoft office Word Document: Insert the contents of the clip board into your document so that you may activate it using Wordpad.
Picture (metafile): Insert the contents of the clipboard into your document as a picture.
Rich Text Format (RTF): Insert the contents of the clipboard into your document as text with font and paragraph formatting.
Unformatted Text: Insert the contents of the clipboard into your document as text without formatting.
Paste as Link: Insert a picture of the clipboard contents into your document. The Picture is linked to the source file so that changes to the file will be reflected in your document.

6. Font Family: Font face or font appearance Font Size: Size of the font.
2nd Minutes
Font
Font Family: Font face or font appearance
Font Size: Size of the font.
Grow Font: Increase the font size
Shrink Font: Decrease the font size
B-Bold, I-Italic-Underline
Strikethrough: Draw line through the middle of the selected text
Subscript: create small letters bellow text baseline. (A2)
Superscript: create small letters above line of the text.
Text Highlight Color: Make text look like it was marked with a highlighter pen.
Text Color: Change the text color
Paragraph:
Decrease Indent: Decrease the indent level of paragraph. (Describe briefly in MSWord)
Increase Indent: Increase the indent level of paragraph. (Describe briefly in MSWord)

7. Start a List: Pont wise writing the text
Line Spacing: Change spacing between the lines.
Alignment:
Align Text Left (Ctrl l+ L): Align text to the left.
Center: center text
Align Text Right (Ctrl + R): Align text to the right
Justified: Align text left or right, center text, or justify text on a page. This creates a clean look along the left side or right side of page.
Editing
Find: Find text in the document.
Replace: Replace text in the document
Select All: To select all the text or object in document.

8. 3rd Minutes
Types of computers
Supercomputer
Mainframe Computer
Minicomputer
Microcomputer
The most powerful computers in terms of performance and data processing are the Supercomputers. These are specialized and task specific computers used by large organizations. These computers are used for research and exploration purposes, like NASA uses supercomputers for launching space shuttles, controlling them and for space exploration purpose.

9. The supercomputers are very expensive and very large in size
The supercomputers are very expensive and very large in size. It can be accommodated in large air-conditioned rooms; some super computers can span an entire building.

10. Uses of Supercomputers
Space Exploration
Supercomputers are used to study the origin of the universe, the dark-matters. For these studies scientist use IBM’s powerful supercomputer “Roadrunner” at National Laboratory Los Alamos.
Earthquake studies
Supercomputers are used to study the Earthquakes phenomenon. Besides that supercomputers are used for natural resources exploration, like natural gas, petroleum, coal, etc.

11. Nuclear weapons testing
Weather Forecasting
Supercomputers are used for weather forecasting, and to study the nature and extent of Hurricanes, Rainfalls, windstorms, etc.
Nuclear weapons testing
Supercomputers are used to run weapon simulation that can test the Range, accuracy & impact of Nuclear weapons.   

12. Have You Any Problem
See You Next Class