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Nidhi Bamnawat

| Updated On - Feb 23, 2026

The CBSE 2026 Class 10 Data Science exam was held on 20th February, from 10:30 AM to 12:30 PM. CBSE Class 10 Data Science Question Paper 2026 is available here for download.

The Data Science theory paper is of 50 marks, while 50 marks are allocated for the internal assessment. Key topics focus on data-driven decision-making, including problem scoping, data acquisition, data exploration, modelling, and evaluation.

CBSE Class 10 Data Science Question Paper 2026 with Solution Pdf

CBSE Class 10 Data Science Question Paper 2026 Download PDF Check Solutions
CBSE Class 10 Data Science Question Paper 2026 with Solution Pdf

Question 1:

Which Python library is primarily used for Data Manipulation and Data Frames?


Question 2:

Identify the process of dividing a dataset into 100 equal parts.


Question 3:

Name the type of join used to combine rows from two tables based on a related column between them.


Question 4:

In a dataset, if the mean is significantly higher than the median, what does it indicate about the distribution?


Question 5:

Define Encryption in the context of data security.


Question 6:

State whether Selection Bias occurs during data collection or during model deployment.


Question 7:

Which of the following best differentiates Structured and Unstructured data?


Question 8:

Why is the Median considered a more robust measure of central tendency than the Mean when outliers are present?


Question 9:

Explain the concept of the Central Limit Theorem and its significance in data analysis.


Question 10:

What is Data Merging? Mention one scenario where it is required.


Question 11:

Which of the following represents the correct sequence of the four steps of the Statistical Problem-Solving Process?


Question 12:

Which of the following best defines and explains Recall Bias and Survivor Bias?


Question 13:

Compare CSV, Spreadsheets, and SQL as data storage formats. Which one is definitively best for handling massive, interrelated datasets?

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*The article might have information for the previous academic years, please refer the official website of the exam.

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