What advantage does implementing a room type hierarchy provide when managing different room categories in a software system?

easy📝 Conceptual Q1 of 15

LLD - Design — Hotel Booking System

What advantage does implementing a room type hierarchy provide when managing different room categories in a software system?

AIt restricts the system to only one type of room

BIt forces all room types to have identical properties and methods

CIt eliminates the need for any subclassing or inheritance

DIt promotes code reuse and simplifies maintenance by sharing common attributes

Step-by-Step Solution

Solution:

Step 1: Understand Hierarchy Purpose
A room type hierarchy groups related room types under a common base class.
Step 2: Identify Benefits
This allows sharing common attributes and behaviors, reducing code duplication.
Final Answer:
It promotes code reuse and simplifies maintenance by sharing common attributes -> Option D
Quick Check:
Code reuse and maintainability [OK]

Quick Trick: Hierarchy enables shared features and easier updates [OK]

Common Mistakes:

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