Back-End Development

What is back-end development?

• A. The design of a website

• B. The part of an application that handles server and database logic

• C. The color scheme of a website

• D. Writing user reviews

Which of these is a back-end framework?

• A. React

• B. Node.js

• C. Bootstrap

• D. Figma

What does a database do in back-end development?

• A. Manages user accounts and data

• B. Displays the website design

• C. Sends emails

• D. Creates animations

What does the back end of an application focus on?

• A. User Interface

• B. Servers and databases

• C. Colors and fonts

• D. Animations

Which of these is NOT a back-end function?

• A. processing user logins

• B. Storing customer data

• C. Sending user data to the database

• D. Designing website layouts

Which of the following is an example of a relational database?

• A. MongoDB

• B. MySQL

• C. Redis

• D. Neo4j

Which database feature ensures that a transaction is processed reliably, and data is consistent even in the case of a failure?

• A. Backup and Recovery

• B. Concurrency Control

• C. ACID properties

• D. Data Redundancy

What does the acronym ACID stand for in the context of databases?

• A. Atomicity, Consistency, Isolation, Durability

• B. Analysis, Consistency, Integrity, Durability

• C. Atomicity, Clarity, Isolation, Durability

• D. Authentication, Consistency, Integrity, Durability

Which of the following is a key feature of databases?

• A. Data duplication

• B. Multi-user access

• C. Lack of data security

• D. Manual backup only

What is a disadvantage of databases?

• A. They are easy to maintain.

• B. They lack data organization.

• C. They can have high initial setup costs.

• D. They do not support multi-user access.