How many parameters can a default constructor have?

The correct answer is A. 0. If a class contains no instance constructor declarations, a default instance constructor is automatically provided. That default constructor simply invokes the parameterless constructor of the direct base class.

Understanding Object-Oriented Programming

Question

Options

A0
B1
C2
D3 or more

How the community answered

(40 responses)

A
78% (31)
B
3% (1)
C
8% (3)
D
13% (5)

Explanation

If a class contains no instance constructor declarations, a default instance constructor is automatically provided. That default constructor simply invokes the parameterless constructor of the direct base class.

Topics

#default constructor#constructor parameters#object instantiation

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