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Versatility: Computers can perform a wide range of tasks, from calculations and word
processing to complex simulations and gaming.
Automation: Computers can perform tasks automatically without continuous human
intervention once programmed.
Diligence: Unlike humans, computers don’t get tired and can perform repetitive tasks
consistently without losing focus or quality.
Uses of a Computer
Computers are powerful devices that help us with many tasks in our daily lives. Here are some of
the key ways they make life easier:
Learning: Computers support online classes, research, and understanding topics better
through educational videos and resources.
Communication: They allow us to stay connected with friends and family through email,
messaging, and video calls.
Entertainment: Computers provide access to games, movies, music, and other activities for
fun and relaxation.
Homework and Studies: Students use computers to write reports, make presentations, and
complete assignments efficiently.
Creative Work: Computers are great for creating art, editing videos, producing music, and
designing graphics.
Information Access: They give quick and easy access to knowledge on almost any topic via
the Internet.
Workplace Efficiency: Computers help with tasks like managing data, creating reports, and
improving communication in the workplace.
Coding and Programming: They are essential for learning programming, building
applications, and developing software.
Basic Operations of a Computer
A computer performs four key operations:
Input (Raw Data): This is the unprocessed information entered into the computer using
input devices like keyboards, mouse, or scanners.
Process: In this step, the computer converts raw data into meaningful information by
organising, analysing, and manipulating it.
Output (Processed Data): After processing, the computer provides the final result as
organised and useful information, which is also called output.
Storage: This is the process of saving data, whether raw or processed, for future use.
Working of a Computer (IPO)
The IPO cycle is a simple model that explains how computers turn raw data into useful information.
It has three main steps:
Input: The raw data is given to the computer using input devices.
Processing: The computer works on the input data to change it into meaningful information.
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