LLD - Design — Hotel Booking SystemWhy is it important to consider edge cases like back-to-back bookings (e.g., end1 == start2) in booking conflict resolution?ABecause back-to-back bookings are invalid by definitionBBecause back-to-back bookings always cause conflictsCBecause back-to-back bookings require deleting one bookingDBecause back-to-back bookings usually do not conflict and should be allowedCheck Answer
Step-by-Step SolutionSolution:Step 1: Understand back-to-back booking scenarioBookings where one ends exactly when another starts do not overlap.Step 2: Importance in conflict resolutionAllowing such bookings maximizes resource usage without conflicts.Final Answer:Because back-to-back bookings usually do not conflict and should be allowed -> Option DQuick Check:Back-to-back bookings allowed = better utilization [OK]Quick Trick: Allow bookings that touch but don't overlap [OK]Common Mistakes:MISTAKESTreating back-to-back as conflictsDeleting valid bookings unnecessarily
Master "Design — Hotel Booking System" in LLD9 interactive learning modes - each teaches the same concept differentlyLearnWhyDeepArchTryChallengeDesignRecallScale
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