Introduction to Numpy — Important Questions
CBSE · Class 11 · Informatics Practices
125 important questions from Introduction to Numpy for CBSE Class 11 Informatics Practices, with answers. Includes multiple choice, multiple correct.
Interactive on Super Tutor
Studying Introduction to Numpy? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for important questions and more.
Free trial, no card needed.
Important Questions from Introduction to Numpy
What is the index of the last element in the five-element array [10, 9, 99, 71, 90]?
Show answer
4
In zero-based indexing, a five-element array has the last element at index 4.
Which statement about a 2-D NumPy array is correct?
Show answer
The row-axis is axis-0 and the column-axis is axis-1
For a 2-D array, rows are axis-0 and columns are axis-1.
What is the shape of array1 created by np.array([10,20,30])?
Show answer
(3,)
A one-dimensional array with three elements has shape (3,).
What is the size of array3 = np.array([[2.4,3],[4.91,7],[0,-1]])?
Show answer
6
array3 has 3 rows and 2 columns, so it has 3 x 2 = 6 elements.
+121 more questions on Introduction to Numpy (CBSE Class 11 Informatics Practices)
Practise AllFrequently Asked Questions
What are the important topics in Introduction to Numpy for CBSE Class 11 Informatics Practices?
How many important questions are there in Introduction to Numpy?
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.
More resources for Introduction to Numpy
Practice Quiz
Test yourself with a quick quiz
Revision Notes
Key points for last-minute revision
Formula Sheet
The chapter's formulas in one place
Chapter Summary
Understand the chapter at a glance
Concept Maps
See how topics connect
Study Plan
Step-by-step plan for this chapter
Flashcards
Quick-fire cards for active recall
Syllabus
What topics to cover
NCERT Solutions
Every textbook question solved step by step
For serious students
Get the full Introduction to Numpy chapter — start free.
Quizzes, flashcards, an AI doubt solver and a study plan for CBSE Class 11 Informatics Practices. Free to start, no card needed.