1. Which protocol is commonly used for client-server communication in backend development

TCP HTTP IP DNS

2. What does the acronym "SQL" stand for?

Secure Query Language Server Quality Language Structured Query Language System Query Language

3. Which database is commonly used in conjunction with the Node.js backend?

MySQL MongoDB SQLite PostgreSQL

4. What is the purpose of an API in backend development?

To design user interfaces To handle database operations To provide a communication interface between different software systems To optimize website performance

5. WWhat is the purpose of an ORM (Object-Relational Mapping) in backend developmen

To secure backend APIs To handle user authentication To map database tables to objects in code To optimize database queries

6. What is the role of a web server in backend development?

Handling front-end HTML and CSS Storing and managing data Processing user requests and delivering responses Designing user interfaces

7. Which of the following is a server-side framework for JavaScript?

Angular React Vue.js Express.js

8. What does the term "CRUD" stand for in backend development?

Create, Read, Update, Delete Compile, Render, Utilize, Deploy Code, Run, Update, Debug Copy, Rename, Upload, Download

9. What is the purpose of using sessions in backend development?

To authenticate and track user sessions To store data permanently in a database To compress and optimize website assets To handle client-side rendering

10. Which of the following is a popular backend framework for Python?

Django Laravel Ruby on Rails Express.js