Deadlock: Characterization, Prevention, and Basic Detection

Identify the four necessary conditions for deadlock: Mutual Exclusion, Hold and Wait, No Preemption, and Circular Wait.

Model resource allocation states using Resource Allocation Graphs (RAGs).

Analyze a Resource Allocation Graph to detect deadlocks for single-instance resource types.

Apply deadlock prevention strategies by negating one of the four necessary conditions.

Solve GATE problems related to deadlock conditions, RAG analysis, and prevention techniques.