Chapter Exam

Chapter 4 Working with Lists and Dictionaries — Online MCQ Test

Q: Which of the following is a Python list?

Answer: B. [1, 2, 3] — Square brackets are used to create a list in Python. Lists are ordered and mutable.

Q: Which data type in Python stores key-value pairs?

Answer: C. dictionary — A dictionary stores data in key-value pairs. It is useful for fast lookup using keys.

Q: What is the output of: print([1, 2, 3][1])?

Answer: B. 2 — Index 1 refers to the second element in the list, which is 2.

Q: What will be the output of: nums = [5, 10, 15] nums[1] = 20 print(nums)

Answer: B. [5, 20, 15] — Lists are mutable, so the value at index 1 can be changed.

Q: What will be the output of: d = {'a': 1} d['b'] = d.get('a', 0) + 5 print(d)

Answer: B. {'a': 1, 'b': 6} — d.get('a', 0) returns 1, so 'b' gets the value 6.

INFORMATICS PRACTICES · Grade 11 · CBSE(NCERT)

Practice Chapter 4 Working with Lists and Dictionaries with a free chapter-wise online MCQ test for CBSE(NCERT) Grade 11 INFORMATICS PRACTICES. This chapter covers: Explains Python collection data types including lists and dictionaries. Covers creating and modifying collections indexing slicing traversal built-in methods nested structures muta.... AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter 4 Working with Lists and Dictionaries — Important Questions & Answers (FAQ)

Frequently asked questions from CBSE(NCERT) Grade 11 INFORMATICS PRACTICES — Chapter 4 Working with Lists and Dictionaries, with answers and explanations. These are sample questions; the exam has its own separate question set.

Which of the following is a Python list?