2. What is a Computer ?
A computer is a device that takes an input, processes
the input data and then output the result. So
accordingly, it is made of input devices, a processing
unit and output devices.
Input Devices
( I/O Devices )
Processing Unit
(CPU)
Output Devices
(I/O Devices )
3. What is Hardware ?
To be simple :
!! Anything that you can touch in a computer !!
H/W is printer, cables, monitor, CPU, Keyboard,
mouse, CD, USB drives.Co-axial
cable
Ethernet
cable
Wireless
Router
CD
USB drive
Printer
Cable
4. What is Software ?
Something Virtual – like the songs stored in the CD.
Computer instructions or data. Anything that
can be stored electronically is software.
5. Operating System
An operating system, or "OS," is software that communicates with the hardware and
allows other programs to run. It is comprised of system software, or the fundamental
files your computer needs to boot up and function. Every desktop
computer, tablet, and smartphone includes an operating system that provides basic
functionality for the device. – To be simple – it is like the basic engine of the car.
6. Programs / Applications
An organized list of instructions that, when executed, causes the computer to
behave in a predetermined manner. Without programs, computers are useless.
Browsers
Word Processor Spread Sheet
7. Specs of a Computer - Memory
Memory / RAM – This is a fast internal memory which is
used to store information temporarily when the computer runs;
Generally more memory is good and makes the computer run
faster.
8. Specs of a Computer – CPU
CPU Speed – The speed of the central processing unit; it is
generally measured in Mega Herz. The higher the Mega Herz and
more latest generation the processor is the faster will be your
PC.
9. Specs of a Computer – Hard Disk
Hard Drive – This is storage area; Generally
nowadays they come as 600Gb, 750Gb and
1TB(Terabyte) etc. To estimate how much
space you need think of what are you going to
store – pictures, videos, songs or documents. In 1GB you can
approximately store 300 good quality pictures or a video of 45
minutes or 200 songs or a 1000 docs.
10. Some Jargons
• OS
• Hardware
• Software
• Browsers
• I/O Devices
• Applications
• RAM
• CPU Speed
• Hard Disk
11. Boot your PC
Booting your PC is turning it on.
Simply press the power button and your PC will go through the
boot sequence and load the OS. After which you will see a logon
screen.
12. Logging on
Once you see the logon screen click on the username and
enter your password and the OS will now load the desktop
where you can start using different programs.
13. Know Your Desktop
• Start Button, Search Box, Startup Menu, Icons
Start
Button
Menu which lists the
different program
Icons
This is your
Desktop, this can
be customized to
the way you like
itSearch
Box
14. Lets personalize the Desktop
Click on the start button on the left corner, then click on all
programs -> Accessories -> System Tools and then find Control
Panel. Once you click on it you will get the below window, from
where you can customize your computer settings.
Change Color
/Theme
15. Lets personalize the Desktop
You can change the color of your background. Change the Screen
Saver screen or you can choose an existing theme.
Themes
18. Start a Program
• Click on the start button on the left corner
Start
Button Type “Word” in
this box
19. Start Microsoft Word
You will see a program name “Microsoft Word 2010” under
programs. Double clicking on the program icon will start the
program.
Microsoft
Word
20. Working with MS Word
Once MS word program starts it will open a blank document like below. We
can start typing in the white space.
21. Getting Familiar with the Windows Control
Minimize the
window
Clicking on the dash minimize the window and clicking on the square will
maximize the window. Maximize the
window Close the
window
When the
window is
minimized, click
on the word icon
on the taskbar to
maximize it.
22. Getting Familiar with the Word Menu Bar
To Save the file click
on the floppy icon
Each icon on the menu bar has a function associated with it.
Maximize the
window Close the
window
When the save button is
pressed, you get a
window where you
specify a filename
23. Filenames
Filenames has two parts –
<primary name> <dot> <Extension>
Example - training.doc
Primary name can be any name you want to give. The extension decides the type
of the file and is associated with the program. If you specify a different extension
you will not be able to open the file back until you associate it again with the
program.
Word docs will have extension of docx.
Excel docs will have extension of xlsx.
24. Formatting icons in the Word Menu Bar
B for Bold, I for
italics and U for
underline
Each icon on the menu bar has a function associated with it.
To choose a font Choose the
size
To justify the
text, left, right, cent
er or justified.
To add bullet items
or numbered items
To search for a
word and or replace
it with another
word
25. Formatting icons in the Word Menu Bar
Once you have cut a
text you can paste it
at a different location
Each icon on the menu bar has a function associated with it.
Highlight the text
and use the scissor
to cut it
Highlight the text if you want to
copy it again to a different place in
the document – use the copy icon
To have a text with
a cross out line
Quick way to
increase or
decrease the fon t
size.
Quick ways to
change the font
type
26. Aligning text in a document
This is a left aligned text. In order to
make the text left aligned, first high
light the text with your mouse and
then click on the icon that is left
aligned.
This is a right aligned text. In order to
make the text right aligned, first high
light the text with your mouse and
then click on the icon that is right
aligned.
This is a center aligned text. In order
to make the text center aligned, first
high light the text with your mouse
and then click on the icon that is
center aligned.
This is a justified text. In order to make
the text justified, first high light the
text with your mouse and then click
on the icon that is justified.
27. Printing your word document
To print the document click on File menu and you will get the below screen; once you
are satisfied with the layout how it looks, clicking on the print button will send it to the
printer. Your printer obviously has to be preconfigured for this.
28. Let’s Practice
You need to logon to the computer, start the Microsoft word Program and
then type the document (as formatted) and print it.
29. The Internet - World Wide Web
The Internet is a global system of interconnected computer networks. Different
computer behave as the server (think of the waitress in a restaurant) and you
are the client. You request an item and the server provides you that item and
luckily till now most of it is free.
What can I get from the Internet ?
• Read the News.
• Shop – Buy airlines tickets, merchandise
etc.
• Research.
• Send Emails
• Video Chat
