LLD - Design — Elevator System
Why is it important for a multiple elevator coordination system to consider elevator direction when assigning requests?
Why is it important for a multiple elevator coordination system to consider elevator direction when assigning requests?
hard🧠 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the role of direction in assignment
Considering direction prevents elevators from reversing unnecessarily, improving efficiency.Step 2: Rule out unrelated options
Speed, stops per trip, and button count are unrelated to direction-based assignment.Final Answer:
To avoid unnecessary elevator reversals and reduce wait time -> Option BQuick Check:
Direction importance = Avoid reversals [OK]
Quick Trick: Direction reduces reversals and wait time [OK]
Common Mistakes:
MISTAKES- Confusing direction with speed
- Increasing stops unnecessarily
- Focusing on buttons
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