DSA Arrays Strings and Hashing Free Mock - Mock Test | QuizMaker
Arrays, strings, hashing, two pointers, windows, and frequency-map interview patterns with 20 interview-style MCQs and concise explanations. This free topic-wise mock helps developers revise core concepts, avoid common traps, and improve speed before full-stack technical rounds. Built for 3-5 YOE full-stack developers preparing for JavaScript, Node.js, backend, DSA, and system design interviews. - 20 questions - 25 minutes
- Questions
- 20
- Duration
- 25m
- Level
- medium
Mock test overview
Arrays, strings, hashing, two pointers, windows, and frequency-map interview patterns with 20 interview-style MCQs and concise explanations. This free topic-wise mock helps developers revise core concepts, avoid common traps, and improve speed before full-stack technical rounds. Built for 3-5 YOE full-stack developers preparing for JavaScript, Node.js, backend, DSA, and system design interviews.
Test details
- 20 questions
- 25 minute timer
- medium difficulty
- Category: DSA
- Access: Free