Data and Information Quiz - CBSE Class 7 Computer Science

Free practice quiz: Data and Information (CBSE Class 7 Computer Science). 19 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. What is data?

   1. Raw facts and figures
   2. A processed output
   3. A storage device
   4. A software application
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   Answer: A. Raw facts and figures

   Data refers to raw facts and figures that are collected and can be processed to create information.

2. Which tool is commonly used to organize data?

   1. Paint
   2. Spreadsheet
   3. Word processor
   4. Web browser
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   Answer: B. Spreadsheet

   A spreadsheet is a tool that allows users to organize, analyze, and store data, making it easier to manipulate.

3. What is a database?

   1. A type of software
   2. An organized collection of data
   3. A hardware component
   4. A programming language
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   Answer: B. An organized collection of data

   A database is defined as an organized collection of data that can be easily accessed, managed, and updated.

4. What does it mean to classify data?

   1. To randomize data
   2. To group data into categories
   3. To delete data
   4. To make data invisible
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   Answer: B. To group data into categories

   Classifying data involves grouping it into categories that share similar characteristics, making analysis easier.

5. Why is it essential to cleanse data?

   1. To reduce file size
   2. To improve data accuracy
   3. To increase data volume
   4. To replace old data
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   Answer: B. To improve data accuracy

   Cleansing data is vital to remove inaccuracies and errors, ensuring that the data is trustworthy and useful.

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