Data Handling using Pandas - II — Important Questions
CBSE · Class 12 · Informatics Practices
93 important questions from Data Handling using Pandas - II for CBSE Class 12 Informatics Practices, with answers. Written for the board exams 2027.
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Important Questions from Data Handling using Pandas - II
Which of the following DataFrame methods are applicable only to numeric values?
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mean(), median()
mean() is only applicable for numeric values, and median() is also used for numeric values. max() works regardless of data type, and mode() is not limited to numeric data in this chapter.
Which DataFrame method returns the total number of values per column or row?
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count()
DataFrame.count() displays the total number of values per column or row.
Which statement about the default row index of a DataFrame is correct?
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It starts from 0 and is numeric
By default, a DataFrame gets a numeric row index starting from 0.
Which output is produced by DataFrame.describe() in this chapter?
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All descriptive statistics in one command
describe() displays all descriptive statistics in one command.
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- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
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