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1. Ph. No.: 8222066670, 4000670 Website:

2. Ph. No.: 8222066670, 4000670 Website:
An Electronic Device Which Is Capable Of Receiving
Information (Data) In A Particular Form And Of
Performing A Sequence Of Operations
In Accordance With A Predetermined
But Variable Set Of Procedural Instructions
(Program) To Produce A Result In The Form
Of Information Or Signals.

3. Ph. No.: 8222066670, 4000670 Website:
1943- First Computer ENIAC- electronic
Numerical Integrator and computer.
1943- IBM- International Business
Machines – established to build business
machines.
1977- Apple II lunched personal computer
(pc).
1981- IBM personal computer, marketed
windows
Now- Faster and smaller personal
computers

4. Ph. No.: 8222066670, 4000670 Website:
Home
- Communication
- Business Work Done at Home
- School work
- Entertainment
- Finances
Education
Small Business
Industry
- Design
- Shipping
- Processing control

5. Ph. No.: 8222066670, 4000670 Website:

6. Ph. No.: 8222066670, 4000670 Website:
The most common types of computer is personal
computer- A personal computer that
is designed to sit on desk or table.
These are the system you see all
around you, in school, home and office.

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Mainframe computer are used in large organization
such as insurance companies and banks, where many
people frequently need to use the some data. In the
traditional mainframe environment, each user accesses
the mainframe’s resources through a device called a
terminal.

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First released In the 1960s, minicomputer got their name
because of their small size compared
to other computer of the day. The capabilities
of a minicomputer are somewhere between
those of mainframe and personal computers.
For these reason minicomputer are often
called midrange computer

9. Ph. No.: 8222066670, 4000670 Website:
Super Computer are the most powerful computers made,
and physically they are some of the largest. These system
can process huge amounts of data, and the fastest
supercomputer can perform more than one trillion
calculation per second.

10. Ph. No.: 8222066670, 4000670 Website:
1.Hardware ( The Computer0
2.Software ( Program)
3.Data ( Information )
4.User (People )

11. Ph. No.: 8222066670, 4000670 Website:
The computer’s hardware consists of
interconnected electronic devices that you can use to
control the computer’s operation , input and output
tell the computer what to do. Here the
program refers to any piece of software
A computer primary job is to process these tiny
pieces of data in various ways, converting them into
useful information
People are the computer operators, also known
as users. One can argue that some computer system are
complete without a person’s involvement however no
computer is totally autonomous.

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Information Processing cycle is
set of step the computer
follows to receive data, Process
the data according to
instruction from a pragmas,
display the resulting
information to the user, and
store the results.

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The following are types of input devices.
Keyboard: It is most common type of input devices is
keyboard which accept letters, number, and command from
the users.
Mouse: This is another type of input device through which
the users. Give command to the computer.
Scanner: A Scanner can copy a printed page of a text or
graphic into the computer's memory , freeing you from
creating the data from scratch.

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Output Device: The following are types of Output
devices.
Keyboard: It is most common type of input devices is
keyboard which accept letters, number, and command from
the users.
Mouse: This is another type of input device through which
the users. Give command to the computer.
Scanner: A Scanner can copy a printed page of a text or
graphic into the computer's memory , freeing you from
creating the data from scratch.

16. Ph. No.: 8222066670, 4000670 Website:

17. Ph. No.: 8222066670, 4000670 Website:
ADDRESS:
SCO -15, Dayal Bagh,
Near Hanuman Mandir
Ambala Cantt-133001
Haryana
Ph. No.: 9729666670, 8222066670 &0171-4000670
Email ID: info.jatinbatra@gmail.com
Website: www.batracomputercentre.com

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