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What is the primary purpose of a hold in a reservation and hold system?

easy🧠 Conceptual Q11 of Q15
LLD - Design — Library Management System
What is the primary purpose of a hold in a reservation and hold system?
ATo delete all reservations from the system
BTo permanently reserve a resource without expiration
CTo cancel a confirmed reservation immediately
DTo temporarily block a resource before final booking
Step-by-Step Solution
Solution:

  1. Step 1: Understand the role of a hold

    A hold temporarily blocks a resource to prevent others from booking it while the user decides.

  2. Step 2: Differentiate hold from reservation

    A reservation is permanent until canceled, while a hold expires if not confirmed.

  3. Final Answer:

    To temporarily block a resource before final booking -> Option D

  4. Quick Check:

    Hold = Temporary block [OK]
Quick Trick: Holds are temporary blocks, not permanent reservations [OK]
Common Mistakes:
MISTAKES
  • Confusing hold with permanent reservation
  • Thinking holds never expire
  • Assuming holds cancel reservations

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