Web Application Layers Quiz

Which layer of a web application is primarily responsible for everything the user sees and interacts with directly?

• Back-End

• Database

• Front-End

• Middleware

Which language is primarily used for defining the structure and content of web pages in the front-end?

• JavaScript

• CSS

• HTML

• Python

What is the main role of an API in the context of web application layers?

• To style web pages

• To manage database connections

• To provide a way for the Front-End to communicate with the Back-End

• To create wireframes

Which type of database organizes data into tables with predefined schemas?

• NoSQL Database

• Graph Database

• Relational Database

• Key-Value Store

Which tool is specifically mentioned for collaborative UI/UX design and wireframing?

• MySQL

• Node.js

• Figma

• Git

What is the primary focus of a low-fidelity wireframe?

• Visual aesthetics and detailed graphics

• Functionality, content, and basic layout

• Complex animations and user interactions

• Database schema design

The 'brains of the operation' layer, handling business logic and data processing, refers to the:

• Front-End Layer

• Database Layer

• Back-End Layer

• Cloud Layer

Which of these is NOT a common server-side language mentioned for back-end development?

• Python

• PHP

• JavaScript (Node.js)

• HTML

Data persistence, ensuring data remains stored even after the application closes, is a core concept of which layer?

• Front-End

• Back-End

• Database

• API

When creating a wireframe, using 'lorem ipsum' or simple lines for text placeholders is characteristic of what fidelity level?

• High-fidelity

• Low-fidelity

• Mid-fidelity

• Prototype