[Solved] Which of the following is the correct syntax to chain constructors in Java? — Ans: this(); // must be the first statement in constructor | Java

Java - Inheritance

Which of the following is the correct syntax to chain constructors in Java?

Athis.call(); // calls another method

Bsuper(); // calls constructor of same class

Cthis(); // must be the first statement in constructor

Dconstructor(); // calls constructor by name

Step-by-Step Solution

Solution:

Step 1: Recall syntax for constructor chaining
Constructor chaining uses this(...) as the first statement inside a constructor.
Step 2: Identify correct option
this(); // must be the first statement in constructor shows this(); which is the correct syntax to call another constructor in the same class.
Final Answer:
this(); // must be the first statement in constructor -> Option C
Quick Check:
Constructor chaining syntax = this() first [OK]

Quick Trick: Use this() as first line to chain constructors [OK]

Common Mistakes:

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Which of the following is the correct syntax to chain constructors in Java?