[Solved] How do you correctly declare an interface named IDataProcessor in C#? - Ans: interface IDataProcessor { void ProcessData(); } | C Sharp (C#)

C Sharp (C#) - Interfaces

How do you correctly declare an interface named IDataProcessor in C#?

Ainterface IDataProcessor[] { void ProcessData(); }

Bclass IDataProcessor { void ProcessData(); }

Cinterface IDataProcessor() { void ProcessData(); }

Dinterface IDataProcessor { void ProcessData(); }

Step-by-Step Solution

Solution:

Step 1: Use the interface keyword
In C#, interfaces are declared using the interface keyword.
Step 2: Define the interface name without parentheses or brackets
The interface name follows the keyword directly without parentheses or brackets.
Step 3: Declare method signatures without implementation
Methods inside interfaces only have signatures, no bodies.
Final Answer:
interface IDataProcessor { void ProcessData(); } -> Option D
Quick Check:
Correct interface syntax uses interface keyword and method signatures only. [OK]

Quick Trick: Use 'interface' keyword without parentheses or brackets [OK]

Common Mistakes:

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