Operating Systems - Process State Machine - Five-State Model
In the five-state process model, which event causes a process to move from the Running state to the Waiting state?
In the five-state process model, which event causes a process to move from the Running state to the Waiting state?
easy🔍 Pattern Recognition Q2 of Q15
Step-by-Step Solution
Solution:
Step 1: Identify Running to Waiting transition cause
A process moves from Running to Waiting when it requests I/O and must wait for it to complete.Final Answer:
Option B -> Option BQuick Check:
I/O request triggers Waiting state [OK]
Quick Trick: I/O request moves Running to Waiting [OK]
Common Mistakes:
MISTAKES- Confusing preemption with Waiting state
- Thinking termination leads to Waiting
- Assuming admission triggers Waiting
Trap Explanation:
PITFALL- Candidates often mistake preemption (Running to Ready) for Waiting transition.
Interviewer Note:
CONTEXT- Checks knowledge of I/O wait handling in process states.
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