Katkat

Company

Modal interview questions

3 practice questions in the style of Modal's interviews, covering Software Engineering Fundamentals.

Questions3

0 easy3 medium0 hard

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Modal interview questions by the numbers

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Katkat has 3 Modal interview questions. The largest topics are Software Engineering Fundamentals (100%). By difficulty: 100% medium. The most common round is Technical Screen (100%). Frequent concepts include algorithms, systems, bash and counting-sort.

Topics

Difficulty

  • Medium100% · 3

Interview rounds

  • Technical Screen100% · 3

Roles

  • Software Engineer100% · 3

Frequent concepts

  • algorithms67% · 2
  • systems67% · 2
  • bash33% · 1
  • counting-sort33% · 1
  • devops33% · 1
  • fisher-yates33% · 1

Showing 1–3 of 3 results

  • Explain and Harden Two Shell CommandsMedium

    Tests deep understanding of Unix shell semantics, process management, file permissions, and standard stream handling by diagnosing subtle failure modes in common shell one-liners and writing robust, production-grade replacements.

    ModalSoftware EngineerSoftware Engineering FundamentalsTechnical Screen
  • Prove an Incremental Shuffle Is UniformMedium

    Tests formal inductive reasoning on randomized algorithms by proving the uniformity of the Fisher-Yates shuffle, and evaluates practical knowledge of common implementation pitfalls like off-by-one bounds and modulo bias.

    ModalSoftware EngineerSoftware Engineering FundamentalsTechnical Screen
  • Sort One Hundred Million DigitsMedium

    Implement counting sort to order 100,000,000 single-digit integers using O(1) auxiliary space, and analyze performance from a hardware and memory-bandwidth perspective.

    ModalSoftware EngineerSoftware Engineering FundamentalsTechnical Screen

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