C# Programming Flashcards
What is C#?
A modern, object-oriented programming language developed by Microsoft
What are variables in C#?
Variables store data and can hold values like numbers, characters, or objects
Name a data type in C# for integers.
int
What data type is used for floating-point numbers in C#?
float
What does the ‘bool’ data type represent in C#?
Boolean values (true or false)
What is the purpose of control structures in C#?
To manage the flow of control in a program
What is an if-else statement used for?
Conditional statements for decision-making
What does a for loop do?
Repeats a block of code a specific number of times
What is a method in C#?
A reusable code block used to perform operations or return values
Fill in the blank: A method is declared with a return type, method name, and _______.
parameters (optional)
What are classes in C#?
Blueprints for creating objects
What are objects in C#?
Instances of classes
What is encapsulation?
Hiding the internal details of an object and exposing only necessary functionality
What is inheritance in C#?
A mechanism that allows a class to inherit properties and methods from another class
What does polymorphism allow in C#?
Objects of different classes to be treated as objects of a common base class
What is abstraction?
Hiding complex implementation details and showing only necessary features
What is an interface in C#?
A contract that classes must implement, containing only method signatures and properties
What is exception handling?
A method to handle errors gracefully
What are common types of collections in C#?
- Arrays
- Lists
- Dictionaries
What does LINQ stand for?
Language Integrated Query
What do delegates in C# represent?
Type-safe function pointers allowing methods to be passed as parameters
What are events used for in C#?
Notifications or changes in state
What are generics in C#?
A way to write classes, methods, or interfaces that work with any data type while maintaining type safety
What is garbage collection in C#?
A mechanism to automatically manage memory by cleaning up unused objects
What do the async and await keywords do?
Help in writing asynchronous code for non-blocking execution
