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.

This CBSE Class 7 Computer Science practice quiz has 19 multiple-choice questions on Data and Information, and 19 of them come with an explanation. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz 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
   Show answer

   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
   Show answer

   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
   Show answer

   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
   Show answer

   Answer: B. To improve data accuracy

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

More questions in this quiz

Answers and explanations are in the full quiz.

1. Which of the following is an example of information?
2. What does it mean to process data?
3. What is the difference between data and information?
4. Why is it important to validate data?
5. How can data be collected?
6. Which of the following represents qualitative data?
7. What is the primary purpose of data visualization?
8. What is a survey?
9. Which tool would best help in analyzing data trends?
10. What is metadata?
11. What technique is often used to represent data visually?
12. What is a data model?
13. What does API stand for?
14. What is big data?

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