Working with Lists and Dictionaries — Important Questions
CBSE · Class 11 · Informatics Practices
94 important questions from Working with Lists and Dictionaries for CBSE Class 11 Informatics Practices, with answers.
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Important Questions from Working with Lists and Dictionaries
What happens when a list index is beyond the valid range?
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It raises IndexError
Accessing an out-of-range list index raises IndexError.
What does len(list1) return for a list?
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The total number of elements
len(list1) returns the total number of elements in the list.
What does range(n) generate?
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Numbers from 0 to n-1
range(n) starts at 0 and ends at n-1.
Which operator joins two lists without changing the original lists?
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+
The + operator concatenates lists, and concatenation does not alter the original lists.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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