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CATAGORIES OF DATA
Data is usually divided into different types based on how it looks and how it can be used. Different

categories of data are shown in given figures:

We live in a world where everything is connected by data. Every time we watch a video, search for
information online or even walk with a fitness tracker, data is being collected and used to make
our experience smarter and faster. Structured Data Unstructured Data Semi-structured Data

From school reports to shopping apps, from Google Maps to hospitals—Data Science is everywhere. Structured data: Structured data is highly organised and formatted to be easily searchable,
Let’s explore how it all works. typically in databases using rows and columns (e.g., SQL databases). It follows a predefined
schema, which makes it efficient for querying and analysis.
Unstructured data: Unstructured data does not have a predefined format or structure,
WHAT IS DATA SCIENCE? making it more difficult to search and analyse. It includes diverse data types like text, images,
audio, etc.
Data Science is a field that involves extracting meaningful Semi-structured data: Semi-structured data contains elements of both structured and
insights and information from a large amount of raw unstructured data.
data. It uses tools, techniques and algorithms to analyse
and interpret data to help in decision-making, predictions IMPORTANCE OF DATA IN THE DIGITAL WORLD
and solving complex problems. Data is the foundation of all modern technologies and services ranging from personalised

Data Science helps us to find patterns, trends and recommendations to healthcare and smart homes.
relationships in data. Let us learn the importance of data in the Digital World:

Informed decisions: Businesses use data to understand customer preferences and improve
services.
WHAT IS DATA? Innovation and growth: Data helps in making new technologies or improving old ones.

Data refers to raw facts or figures collected for analysis. Efficiency: Data boosts productivity by streamlining processes.
It can be in the form of numbers, images, text or sound. Understanding the world: Data helps us spot patterns, like climate change or disease spread,
To convert raw data into useful information, it needs to leading to better solutions and preventive actions.
be processed.
In the digital world, data powers everything from personal use to global decisions.
Data processing includes cleaning, organising and Ask
analysing data so that it can be interpreted into AGENT
OrangeAI
meaningful information and used to make decisions How does data from social media help companies understand customer preferences?
or solve problems.
Study

SOURCE OF DATA
In 2019, the total amount of data in the world was estimated to be 40 zettabytes.

Sources of data refer to the origins or places from where data is collected. Data can come from a
variety of channels, both digital and physical.

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Data Science