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2. Advanced Back-End Development

2. Advanced Back-End Development

Learn about 2. Advanced Back-End Development and discover its key concepts through interactive lessons and practical exercises.

Sections

Web Servers and HTTP Protocol

This section explores the critical roles of web servers and the HTTP protocol in facilitating web communication.

1 Section Overview

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1.1.1 HTTP Protocol

The HTTP protocol facilitates data transfer over the web, allowing communication between clients and servers.

1.1.2 HTTP Methods

This section covers key HTTP methods used in web development, providing an overview of their roles in client-server communication.

Databases

Databases are crucial for managing persistent data in back-end development, enabling efficient data retrieval, manipulation, and storage.

1.2 Section Overview

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1.2.1 Relational Databases (RDBMS)

Relational databases use tables to store and manage data, allowing complex data relationships and efficient query handling.

1.2.2 NoSQL Databases

NoSQL databases are designed for handling large volumes of unstructured or semi-structured data, offering flexibility and scalability compared to traditional relational databases.

1.2.3 Database Optimization Techniques

This section focuses on advanced database optimization techniques essential for improving the performance and scalability of back-end systems.

Authentication and Security

This section discusses essential authentication and security measures required in back-end development to protect users and services.

1.3 Section Overview

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1.3.1 Authentication vs. Authorization

Authentication verifies user identities, while authorization determines user access to resources based on their roles.

1.3.2 Authentication Methods

This section explores various authentication methods essential for securing web applications.

1.3.3 Encryption

Encryption is critical in back-end development for securing communication and sensitive data.

APIs and Microservices

APIs and microservices are pivotal in modern software development, enabling communication between different systems and allowing applications to be built as modular services.

1.4 Section Overview

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1.4.1 RESTful APIs

This section covers RESTful APIs, their principles, and their application in modern web development.

1.4.2 GraphQL

GraphQL is an alternative to REST that allows clients to request only the data they need, enhancing flexibility and efficiency in web development.

1.4.3 Microservices Architecture

Microservices architecture divides applications into independent services for better scalability and management.

1.4.4 API Gateway

An API Gateway acts as a reverse proxy that routes client requests to the appropriate microservices, handling various tasks such as authentication, logging, and rate limiting.

Performance Optimization

Performance optimization in back-end development involves techniques to improve the speed, efficiency, and scalability of web applications.

1.5 Section Overview

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1.5.1 Caching

Caching enhances system performance by temporarily storing frequently accessed data.

1.5.2 Load Balancing

Load balancing ensures efficient distribution of network traffic across multiple servers to prevent any single server from being overwhelmed.

1.5.3 Asynchronous Processing

Asynchronous processing allows background tasks to run without blocking user interactions in web applications.

Serverless and Cloud Technologies

This section explores serverless computing and cloud technologies, highlighting their impact on back-end development.

1.6 Section Overview

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1.6.1 Serverless Architecture

Serverless architecture allows developers to focus on coding without managing server infrastructure, leading to increased cost-effectiveness and scalability.

1.6.2 Cloud Platforms

This section covers cloud computing platforms and their impact on back-end development.

Learning Objectives

  • Master the fundamentals of 2. Advanced Back-End Development

  • Apply learned concepts in practical scenarios

  • Successfully complete all chapter exercises

Practice Exercises

Total Questions

4

Estimated Time

8 min

Passing Score

70%

Instructions

  • Read each question carefully
  • You can use hints if you need help
  • Complete all questions before submitting