Answer 1: What is a real-time operating system? A Real-Time Operating System (RTOS) is an operating system that processes data and events within a guaranteed time frame . It is designed to handle real-time tasks where timely execution is crucial. There are two types: Hard Real-Time OS – Strict deadlines must be met (e.g., pacemakers, aircraft systems). Soft Real-Time OS – Deadlines are important but not critical (e.g., video streaming). RTOS is used in embedded systems , robotics, and industrial control systems. Great! Here's a detailed and unrestricted explanation of hard and soft semaphores : Answer 2: What is a Hard and Soft Semaphore? A semaphore is a synchronization mechanism used in operating systems and concurrent programming to control access to shared resources and avoid issues like race conditions and deadlocks. Semaphores help coordinate multiple processes or threads trying to access critical sections of code or shared data. There are two main types of ...
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