LLD - Design — Library Management System
Which of the following is the correct way to define a constructor method in a Python class named
Book?Which of the following is the correct way to define a constructor method in a Python class named Book?
easy🧠 Conceptual Q3 of Q15
Step-by-Step Solution
Solution:
Step 1: Recall Python constructor syntax
Python uses the special method __init__ to initialize new objects.Step 2: Match correct method signature
The correct constructor is defined as def __init__(self, ...), so def __init__(self, title, author): matches this syntax.Final Answer:
def __init__(self, title, author): -> Option BQuick Check:
Python constructor = __init__ method [OK]
Quick Trick: Python constructors use __init__ method [OK]
Common Mistakes:
MISTAKES- Using constructor instead of __init__
- Naming method same as class
- Missing double underscores in __init__
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