Data Structures and Algorithms Online Test
20 questions in 30 minutes, drawn at random from 55 questions across 14 topics. Every question carries a written explanation.
Data Structures and Algorithms practice tests are assembled fresh each time you start, so you can sit one repeatedly without meeting the same paper twice. The pool behind this test holds 55 questions across 14 topics and 1 subject.
- 20 questions, selected at random each time you start.
- 30 minutes, at 90 seconds a question.
- One mark per question. No negative marking.
- Every answer comes with a written explanation, not just a letter.
What the pool is made of
- Data Structures and Algorithms 55 questions · 12 topics · 100%
Difficulty of the question pool
- Easy 5 questions · 9%
- Medium 25 questions · 45%
- Hard 24 questions · 44%
- Very Hard 1 questions · 2%
Where the pool is deepest
- Algorithm Analysis and Complexity 11
- Arrays and Linked Lists 6
- Graphs and Traversals 6
- Heaps and Priority Queues 6
- Trees and Binary Trees 5
Two things worth knowing
- Answers carrying a written explanation100%
- Questions that arrive in a set behind shared directions, as a real paper sets comprehension and puzzle blocks 2
Subjects
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