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CareerByteCode practice exam
Java with DSA
Scenario-based Java DSA practice exam: 60 code-reading questions on complexity, collections, stacks, queues, hashing, trees, heaps, graphs, sorting, searching, recursion and strings.
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Before you start
- 50 questions, 90 minutes, 70% to pass. The timer starts when you click Start and cannot be paused.
- Answers are submitted automatically when the time runs out. Unanswered questions score zero; multiple-answer questions need every correct option.
- Stay on the exam tab: leaving it is recorded, and leaving it often (25+ times) puts the certificate on hold for a quick review. Copy and paste are off during the exam.
- If the page reloads, you continue the same exam with the same time left: it is not a new attempt.
- Your certificate is issued in the name on your account (sign in to check it).
What this exam covers
Related exams
Common questions
Is this the official Programming / DSA exam?
No. This is a practice exam that mirrors the Java with DSA style and issues a verifiable CareerByteCode certificate on a pass, not the official vendor certificate.
Is it free?
Your first exam is free to start. It is auto-graded instantly and a verifiable certificate is included on a pass. More exams unlock with a one-month plan from Rs 177 including GST, or free by inviting friends.
How is it graded?
50 questions, auto-graded server-side, 70% to pass, 90 minute limit. You can review your answers after submitting.