C#L8 Flashcards
What is a method in C#?
A block of code that performs a specific task.
Why do we use methods?
To improve code reusability, modularity, and readability.
What are the three main steps of using a method?
Declaration, Implementation, Invocation.
What is the difference between value and reference parameters?
Value parameters copy data, while reference parameters modify the original value.
What is method overloading?
Defining multiple methods with the same name but different parameters.
Give an example of recursion.
Factorial function calling itself.
What is a method signature?
A combination of method name and parameter list (excluding return type).
How do ref and out parameters differ?
ref requires initialization, out does not.
What is variable scope?
The region where a variable is accessible.
What is the difference between static and instance methods?
Static methods belong to a class, instance methods require an object.
What is an optional parameter?
A method parameter with a default value.
What happens if a method has no return type?
It returns nothing (void).
How do you pass multiple arguments to a method?
By listing them in the parameter list separated by commas.
What is method chaining?
Calling multiple methods sequentially on an object.
What is an inline method?
A small method that can be substituted directly into calling code.
