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3. Doc file is used to create web pages and display content.

4. The easiest ways to organise data is by using tables.

5. Clean and well-organised helps to create accurate and meaningful visualisations.

D. Answer in one word.
1. Data that is well-organised and follows a clear format.

2. Type of data can be handled by devices like computers, smartphones
and tablets.

3. Name the editor in which the Text files can be opened.

4. Name the process of turning data into visual forms like charts, graphs or maps.
5. Types of signals some devices use to convey data?

E. Answer the following questions:

1. Define the term data collection. List any two methods of data collection.

2. Write and explain the key components of a database with an example.

3. Explain two features of spreadsheets that help in analysing data.

4. Write the two advantages of using tables to organise data.

5. List and explain four steps to clean and organise data.

64 Artificial Intelligence (CT & AI)-VII