MS FS Dev C1 Foundations of Coding Full-Stack

Question 1

What is the ideal pairing for full-stack development using C#?

Answer 1

Blazor for the front-end and ASP.NET Core for the back-end

Question 2

What benefit does C# provide in terms of code management?

Answer 2

Code Reusability enables sharing logic between front-end and back-end

Question 3

Which platforms does C# support with .NET Core?

Answer 3

Windows, Linux, and macOS

Question 4

What modern features of C# improve code quality?

Answer 4

Strong typing and async/await

Question 5

What does Blazor allow developers to create?

Answer 5

Web apps using C#, supporting WebAssembly and real-time server-side rendering

Question 6

What are the benefits of C# in terms of application performance?

Answer 6

Robust security and optimized performance via the .NET runtime

Question 7

C# offers a unified approach to building applications across the full stack. True or False?

Answer 7

True

Question 8

What does .NET Core provide in terms of deployment?

Answer 8

Cross-Platform Flexibility

Question 9

What is Blazor?

Answer 9

A web framework by Microsoft for building interactive web applications using C# instead of JavaScript.

Blazor enables full-stack development.

Question 10

What are the two main hosting models of Blazor?

Answer 10

• Blazor WebAssembly
• Blazor Server

These models define how Blazor applications run and interact with clients.

Question 11

How does Blazor WebAssembly operate?

Answer 11

Runs client-side in the browser through WebAssembly, allowing C# code to execute directly in the browser without JavaScript.

This model enhances performance by reducing server load.

Question 12

What is the function of Blazor Server?

Answer 12

Renders components server-side and updates the client via real-time connections, providing a lightweight front-end experience.

This model relies on a constant connection to the server.

Question 13

What advantage does Blazor provide in terms of code sharing?

Answer 13

Allows code sharing between client and server, reducing duplication and providing a unified development environment.

This is beneficial for maintaining code consistency.

Question 14

Who is Blazor ideal for?

Answer 14

Developers familiar with C# who want to build modern, interactive web UIs without switching to JavaScript.

This makes it accessible for those already skilled in the .NET ecosystem.

Question 15

How does GitHub Copilot assist developers?

Answer 15

Provides real-time code suggestions based on context and in-line debugging support.

Question 16

What is the main purpose of Microsoft Copilot?

Answer 16

Designed for code refinement, summarization, and explanation.

Question 17

What functionalities does Microsoft Copilot provide?

Answer 17

• Documenting code
• Identifying potential issues
• Refining solutions

Question 18

What type of support does GitHub Copilot offer for understanding code?

Answer 18

Valuable in-line debugging support.

Question 19

What skills are essential for full-stack developers?

Answer 19

Broad technical knowledge to build, optimize, and secure applications

Question 20

What are the responsibilities of back-end developers?

Answer 20

Handling server-side logic, database management, and API integration

Question 21

Which programming languages are commonly used in back-end development?

Answer 21

Python, Ruby, and C#

Question 22

What aspects do full-stack developers focus on for performance optimization?

Answer 22

Fine-tuning the database, server processes, and user interface

Question 23

What are key security practices in full-stack development?

Answer 23

Securing data, implementing authentication systems, encrypting sensitive information, validating user input

Question 24

What is a fundamental principle regarding accessibility in full-stack development?

Answer 24

Creating applications usable by all, including individuals with disabilities

Question 25

What is responsive design?

Answer 25

Adapting layouts and content to various screen sizes

Question 26

What does full-stack development involve?

Answer 26

Full-stack development encompasses both front-end (user interface) and back-end (server-side) development, ensuring a seamless user experience and efficient data management.

Question 27

Which principle ensures that full-stack applications work efficiently across different devices?

Answer 27

**Responsive design** Responsive design ensures that web applications adapt to different screen sizes and devices, providing a consistent and accessible user experience.

Question 28

What security measures do full-stack developers implement?

Answer 28

Encryption and authentication

Question 29

What does DevOps and deployment involve for full-stack developers?

Answer 29

Automate and manage application deployment using CI/CD pipelines

Question 30

What is front-end development?

Answer 30

Creating the visual and interactive elements of websites or applications that users directly engage with.

Question 31

What is back-end development?

Answer 31

Managing the server-side logic that powers websites and applications, including data processing, storage, and transmission.

Question 32

What technologies are used in front-end development?

Answer 32

* HTML (Hypertext markup language) * CSS (Cascading style sheets) * JavaScript * Frameworks like React or Vue.js

Question 33

What are the key responsibilities of front-end developers?

Answer 33

* Responsiveness * Accessibility * Security

Question 34

What are the key responsibilities of back-end developers?

Answer 34

* API development * Data management * System reliability

Question 35

What are shared responsibilities of front-end and back-end developers?

Answer 35

* Coding * Testing * Debugging

Question 36

What does the full-stack development workflow include?

Answer 36

* Planning and design * Development * Integration * Testing * Deployment

Question 37

# True or False API development is primarily a back-end responsibility, focused on server-side logic and data exchange.

Answer 37

True

Question 38

How do full-stack developers ensure the front-end and back-end work together smoothly?

Answer 38

By integrating front-end interfaces with back-end APIs and services Full-stack developers connect the front-end with back-end APIs and services to ensure seamless communication and functionality between the user interface and the underlying logic.

Question 39

What is the role of CSS in web development?

Answer 39

Styles HTML elements, defining layout, colors, fonts, and spacing.

Question 40

What do back-end technologies manage in a web application?

Answer 40

Server-side logic, databases, APIs, and interactions between the server and front-end.

Question 41

What are frameworks in back-end development used for?

Answer 41

Providing a structured approach to building web applications.

Question 42

Why is JavaScript considered crucial when building skills for Full-Stack development?

Answer 42

JavaScript is unique in that it can be used for both front-end (client-side) and back-end (server-side) development. Node.js allows JavaScript to run on the server side, making it a powerful tool for back-end development.

Question 43

Suppose a team is using Jira for project planning and GitHub for version control. How does integration between these tools enhance collaboration?

Answer 43

Integration between Jira and GitHub automates task updates, ensuring team members have real-time visibility into project progress and facilitating better collaboration.

Question 44

`Node.js`

Answer 44

Node.js is a runtime environment that allows developers to run JavaScript on the server side, enabling fast, scalable, and efficient web applications. It is widely used for backend development, particularly for real-time applications like chat apps, APIs, and streaming services. ## Footnote Node.js is widely used for web development, backend services, and scalable applications.

Question 45

Key seatures of **Node.js**

Answer 45

**Key Features:** Event-Driven & Non-Blocking I/O: Handles multiple requests efficiently without waiting for one to complete before starting another. Single-Threaded Architecture: Uses a single thread with asynchronous processing, making it lightweight and fast. Built on V8 Engine: Runs JavaScript at high speed, as it is powered by Google’s V8 engine. Package Management (npm): Comes with npm, the largest ecosystem of open-source libraries. Cross-Platform Compatibility: Works on Windows, macOS, and Linux. Microservices & API Development: Ideal for building RESTful APIs and microservices.

Question 46

Key seatures of **Express.js**

Answer 46

**Key Features:** Event-Driven & Non-Blocking I/O: Handles multiple requests efficiently without waiting for one to complete before starting another. Single-Threaded Architecture: Uses a single thread with asynchronous processing, making it lightweight and fast. Built on V8 Engine: Runs JavaScript at high speed, as it is powered by Google’s V8 engine. Package Management (npm): Comes with npm, the largest ecosystem of open-source libraries. Cross-Platform Compatibility: Works on Windows, macOS, and Linux. Microservices & API Development: Ideal for building RESTful APIs and microservices.

Question 47

Key seatures of **Vue.js**

Answer 47

**Key Features:** Component-Based Architecture: Organizes UI elements into reusable components. Reactive Data Binding: Automatically updates the UI when data changes. Virtual DOM: Enhances performance by efficiently updating only necessary parts of the UI. Directives: Provides built-in commands like v-if and v-for for dynamic rendering. Vue Router: Enables seamless navigation in SPAs. Vuex: Manages state across components for complex applications. Integration-Friendly: Works well with existing projects and other frameworks.

Question 48

`Express.js`

Answer 48

Express.js is a minimal and flexible web application framework for Node.js, designed to simplify server-side development and API creation. It provides a structured approach to handling requests, routing, and middleware, making it a popular choice for building scalable web applications. ## Footnote Express.js is widely used for RESTful API development, web applications, and microservices

Question 49

`Vue.js`

Answer 49

Vue.js is a progressive JavaScript framework designed for building user interfaces and single-page applications (SPAs). It is known for its simplicity, flexibility, and lightweight nature, making it a popular choice among developers. ## Footnote Vue.js is widely used for web development, interactive UI design, and scalable applications.

Question 50

`React`

Answer 50

React is a JavaScript library used for building user interfaces, particularly for single-page applications (SPAs) and dynamic web applications. It enables developers to create fast, scalable, and interactive UI components efficiently. ## Footnote React is widely used for modern web development, offering flexibility and efficiency for building interactive and scalable applications.

Question 51

Key features of **React**

Answer 51

Key Features: Component-Based Architecture: Breaks UI into reusable components for better organization. Virtual DOM: Improves performance by updating only necessary parts of the UI. Declarative Syntax: Simplifies UI development with predictable rendering. State Management: Handles dynamic data changes efficiently. Hooks: Provides a simpler way to manage state and side effects. Server-Side Rendering (SSR): Enhances SEO and performance with frameworks like Next.js.. Rich Ecosystem: Works seamlessly with tools like Redux, React Router, and GraphQL.

Question 52

Angular

Answer 52

Angular is a powerful front-end framework developed by Google for building dynamic, scalable, and high-performance web applications. It is widely used for single-page applications (SPAs) and enterprise-level projects. ## Footnote Angular is widely used for web development, enterprise applications, and interactive UI design.

Question 53

Key features of **Angular**

Answer 53

Key Features: Component-Based Architecture: Organizes UI elements into reusable components. Two-Way Data Binding: Synchronizes data between the model and the view automatically. Dependency Injection: Enhances modularity and maintainability. Directives: Extends HTML functionality with custom behaviors. Routing System: Enables seamless navigation in SPAs. Built-in Testing Tools: Supports unit and end-to-end testing. Integration with TypeScript: Improves code structure and scalability.

Question 54

`Blazor`

Answer 54

Blazor is a web application framework developed by Microsoft that allows developers to build interactive and high-performance web applications using C# and .NET instead of JavaScript ## Footnote Blazor is ideal for modern web development, offering a powerful alternative to JavaScript-based frameworks.

Question 55

Key features of `Blazor`

Answer 55

**Key Features**: Component-Based Architecture: Uses reusable UI components for efficient development. Two Hosting Models: Supports Blazor Server (UI rendered on the server) and Blazor WebAssembly (runs in the browser). Razor Syntax: Combines HTML and C# for dynamic web content. Dependency Injection: Simplifies service management within applications. JavaScript Interoperability: Allows calling JavaScript functions from C#. Cross-Platform Compatibility: Works on Windows, Linux, and macOS. Security & Performance: Leverages .NET’s reliability and speed.

Question 56

`MySQL`

Answer 56

MySQL is an open-source relational database management system (RDBMS) designed to store, manage, and retrieve structured data efficiently. It is widely used for web applications, enterprise systems, and cloud-based solutions due to its speed, reliability, and scalability. ## Footnote MySQL is a versatile and widely adopted database system, powering applications like Facebook, Netflix, Uber, and Airbnb

Question 57

Key features of `MySQL`

Answer 57

**Key Features**: Relational Model: Organizes data into tables with rows and columns. SQL-Based Queries: Uses Structured Query Language (SQL) for data manipulation. ACID Compliance: Ensures atomicity, consistency, isolation, and durability for reliable transactions. High Performance & Scalability: Handles large datasets and concurrent connections efficiently. Security Features: Supports user authentication, encryption, and access control. Replication & Clustering: Enables data redundancy and load balancing for high availability. Cross-Platform Compatibility: Works on Windows, Linux, macOS, and cloud environments.