Contrast processes and threads
Company: xAI
Role: Software Engineer
Category: Coding & Algorithms
Difficulty: medium
Interview Round: Technical Screen
What are the differences between processes and threads? Compare memory isolation, resource ownership, scheduling, context-switch cost, inter-process communication versus in-process synchronization, failure isolation, and security. When would you choose one over the other in production systems?
Overview: This question evaluates understanding of operating system and concurrency fundamentals—specifically differences between processes and threads including memory isolation, resource ownership, scheduling, context-switch costs, inter-process communication versus in-process synchronization, failure isolation, and security.