Medium-level LLM and Agentic AI interview questions covering agent architectures, RAG optimization, and production systems. Q1: Design and implement a ReAct (Reasoning + Acting) agent. Answer: How ReAct Works: ReAct alternates between reasoning (thinking) and acting (using tools) to solve problems. graph TB A[User …

Medium-level protocol and design interview questions covering advanced networking and distributed systems concepts. Q1: Explain HTTP/2 improvements over HTTP/1.1. Answer: graph TB A[HTTP/2<br/>Improvements] --> B[Multiplexing<br/>Multiple streams] A --> C[Header Compression<br/>HPACK] A --> D[Server Push<br/>Proactive …

Medium-level research interview questions covering advanced methodologies and analysis techniques. Q1: Explain different experimental designs and when to use each. Answer: graph TB A[Experimental<br/>Designs] --> B[Between-Subjects] A --> C[Within-Subjects] A --> D[Factorial] A --> E[Quasi-Experimental] B --> …

Medium-level scalability interview questions covering advanced scaling techniques and optimization. Q1: Explain database partitioning strategies. Answer: graph TB A[Database<br/>Partitioning] --> B[Horizontal<br/>Partitioning] A --> C[Vertical<br/>Partitioning] B --> D1[Range<br/>Partitioning] B --> …

Medium-level system design interview questions covering complex distributed systems. Q1: Design Twitter/X. Answer: Requirements Post tweets (280 chars) Follow/unfollow users Timeline (home feed) Search tweets Trending topics 500M users, 100M DAU Architecture graph TB U[User] --> LB[Load Balancer] LB --> API1[API …

Medium-level technical due diligence interview questions covering deeper assessment methodologies. Q1: How do you conduct a comprehensive architecture review? Answer: graph TB A[Architecture<br/>Review] --> B[System Design] A --> C[Data Flow] A --> D[Integration Points] A --> E[Performance] A --> F[Scalability] style A …