Class 12 Computer Science — Chapter 3: Data Structures: Stack and Queue
6 practice questions · 2 Easy · 2 Medium · 2 Hard
Practise Class 12 Computer Science Chapter 3, "Data Structures: Stack and Queue", with 6 NCERT-aligned multiple-choice questions. The set is split into 2 Easy, 2 Medium and 2 Hard questions, so you can warm up on the fundamentals and then push into the exam-level problems that separate top scorers in CBSE Board exams.
"Data Structures: Stack and Queue" is one of the chapters where logic, syntax and computational-thinking questions really pays off. Each MCQ on this chapter is timed and uses exam-grade marking (+2 correct, −1 wrong, 0 skipped), training the same accuracy-under-pressure that real papers demand. Every question carries a short explanation, so a wrong answer becomes a quick lesson rather than a dead end — the fastest way to close gaps before a test.
Use this chapter as targeted revision: attempt the Easy set first to confirm your basics on Data Structures: Stack and Queue, then move to Medium and Hard to test application and problem-solving. Your accuracy, streaks and XP save automatically, and the chapter feeds into your overall Class 12 Computer Science mastery score. A few sample questions are shown below; sign in free to practise all 6.
Sample questions
Stack works on principle:
Last In First Out.
Standard stack operations:
Top-only access.
Stack is used in:
LIFO matches function/return semantics.
Data Structures: Stack and Queue — FAQs
What does Class 12 Computer Science Chapter 3 (Data Structures: Stack and Queue) cover on XamBaaz?+
It covers 6 NCERT-aligned MCQs on "Data Structures: Stack and Queue" — 2 Easy, 2 Medium and 2 Hard — each with a timed quiz and an instant explanation, suitable for CBSE Board exams.
Are these "Data Structures: Stack and Queue" questions free to practise?+
Yes — sign in with Google to practise "Data Structures: Stack and Queue" free. Full unlimited access is ₹999/year (limited-time launch price), with no per-chapter charges.
How should I revise "Data Structures: Stack and Queue" for the exam?+
Start with the Easy quiz to confirm your fundamentals, then attempt Medium and Hard for application-level practice. Review each explanation, retry the questions you miss, and track your accuracy on this chapter until it is consistently high.
Practise all 6 questions free
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