Full-Stack Development: Master Front-End and Back-End Technologies

Question 1

In full-stack development, which of the following is a disadvantage of using a serverless architecture?

Accepted Answer

Increased development complexity

Answer

Lower operational costs

Answer

Increased scalability and flexibility

Answer

Improved performance and reliability

Question 2

In full-stack development, which approach is vital for maintaining a cohesive and well-organized application architecture?

Accepted Answer

Creating a layered architecture with separate layers for front-end, back-end, and data management, connected by clear communication protocols

Answer

Using various programming languages for different parts of the application

Answer

Focusing on designing an attractive front-end user interface to enhance user experience

Answer

Using a single programming language for all aspects of the application to simplify development

Question 3

In full-stack development, which pattern separates the application into model, view, and controller layers?

Accepted Answer

Model-View-Controller (MVC)

Answer

Repository Pattern

Answer

Dependency Injection

Answer

Modular Design Pattern

Question 4

Which front-end framework is widely used in full-stack development for creating interactive user interfaces?

Accepted Answer

React

Answer

Django

Answer

MySQL

Answer

Spring Boot

Question 5

In a full-stack web application, which layer is responsible for handling user login and access permissions?

Accepted Answer

Application Server

Answer

Front-end Framework

Answer

Database Server

Answer

Cloud Services

Question 6

In full-stack development, what is a key benefit of using the Model-View-Controller (MVC) architectural pattern?

Accepted Answer

Improved code reusability

Answer

Reduced development time

Answer

Enhanced security

Answer

Increased scalability

Question 7

In full-stack development, which layer is responsible for designing the user interface and displaying data to the user?

Accepted Answer

Front-end

Answer

Back-end

Answer

Database

Answer

Cloud Services

Question 8

Which of the following is **NOT** a characteristic of a well-designed RESTful API?

Accepted Answer

Use of cookies

Answer

Uniform interface

Answer

Statelessness

Answer

Cacheability

Question 9

In full-stack development, which of these is a back-end technology?

Accepted Answer

Python

Answer

HTML

Answer

CSS

Answer

React

Question 10

In the Model-View-Controller (MVC) design pattern, which component enables the automatic synchronization of data between the model and the view?

Accepted Answer

Data binding

Answer

Single responsibility principle

Answer

Event-driven architecture

Answer

Dependency injection

Question 11

In full-stack development, which of the following is a disadvantage of using a layered architecture?

Accepted Answer

Prolonged development time and increased complexity added to project structure

Answer

Enhanced code maintainability and reusability through organized code modules

Answer

Increased scalability and performance enabled by independent component scaling

Answer

Reduced coupling between components, resulting in loosely coupled components

Question 12

In full-stack development, what is a primary advantage of using the Model-View-Controller (MVC) architectural pattern?

Accepted Answer

Easier code maintenance and increased code reuse

Answer

Faster website performance due to reduced server load

Answer

Improved security by protecting sensitive data in the model layer

Answer

Smooth integration with external third-party services

Question 13

In full-stack development, what is a potential drawback of using a RESTful API?

Accepted Answer

Vendor lock-in and limited customization

Answer

Improved scalability and performance

Answer

Reduced development complexity

Answer

Increased flexibility and interoperability

Question 14

In the Model-View-Controller (MVC) architecture, which component is responsible for displaying data to the user?

Accepted Answer

View

Answer

Database

Answer

Controller

Answer

Model

Question 15

In full-stack web development, which design pattern is commonly used to separate concerns related to business logic, data management, and user interface?

Accepted Answer

Model-View-Controller (MVC)

Answer

Model-View-Presenter (MVP)

Answer

Mediator pattern

Answer

Service-oriented architecture (SOA)

Question 16

What is a key characteristic of a well-designed RESTful API?

Accepted Answer

Uses HTTP verbs for CRUD operations

Answer

Focuses on data storage and retrieval

Answer

Limits data format to XML

Answer

Uses a custom communication protocol

Question 17

In a full-stack web application, which component is responsible for managing and storing data?

Accepted Answer

Database Management System (DBMS)

Answer

User Interface (UI)

Answer

Cloud Server

Answer

Web Server

Question 18

Which component is not typically included in a full-stack web development framework?

Accepted Answer

Cloud deployment service

Answer

Front-end rendering engine

Answer

Database management system

Answer

Back-end application server

Question 19

Which fundamental principle underpins RESTful API architecture?

Accepted Answer

Stateless communication

Answer

XML-only data exchange

Answer

Restricted HTTP method support

Answer

Strict adherence to object-oriented design

Question 20

In the Model-View-Controller (MVC) architecture pattern, what is the main role of the Controller component?

Accepted Answer

Managing user input and coordinating business logic

Answer

Storing and handling application data

Answer

Displaying the visual elements of the user interface

Question 21

When using a cloud platform for full-stack development, which of the following is a potential drawback?

Accepted Answer

Vendor dependency

Answer

Reduced costs

Answer

Enhanced scalability

Question 22

In a full-stack deployment strategy, which of the following options represents a key advantage of utilizing cloud platforms?

Accepted Answer

Reduced maintenance costs and automated updates

Accepted Answer

Guaranteed high availability and fault tolerance

Accepted Answer

Elimination of the need for in-house server infrastructure

Answer

Improved security and compliance

Question 23

In full-stack web development, which component is responsible for handling data management, ensuring data integrity, and optimizing database queries?

Accepted Answer

Database management systems (e.g., MySQL, PostgreSQL, MongoDB)

Answer

Front-end frameworks (e.g., React, Angular, Vue.js)

Answer

Web frameworks (e.g., Django, Spring Boot, Express.js)

Question 24

In the realm of full-stack web development, what responsibility does NOT typically fall under the purview of back-end technologies?

Accepted Answer

Managing the user interface displayed on the client-side

Answer

Performing operations on databases and ensuring data persistence

Answer

Implementing the application's core business logic and functionality

Answer

Facilitating real-time communication and event handling

Question 25

In RESTful APIs, which HTTP method is used to create a new resource on the server?

Accepted Answer

POST

Answer

GET

Answer

PUT

Question 26

In full-stack web development, which programming language is commonly used for server-side implementation?

Accepted Answer

Java

Answer

HTML

Answer

CSS

Answer

JavaScript

Question 27

What is the primary responsibility of a full-stack developer?

Accepted Answer

Designing and building both the user-facing (front-end) and server-side (back-end) components of web applications

Answer

Focusing primarily on back-end development, such as database management and server-side programming

Answer

Specializing in front-end development, such as user interface design and client-side programming

Answer

Managing the entire software development lifecycle, including requirements gathering and project management

Question 28

In full-stack development, what's a key benefit of using the Model-View-Controller (MVC) architecture?

Accepted Answer

Separates business logic from presentation, improving code maintenance.

Answer

Boosts performance with caching.

Answer

Allows multiple developers to work on different modules simultaneously.

Answer

Reduces server load by eliminating server-side rendering.

Question 29

In full-stack web development, which technology is commonly used to handle and store structured data on the back-end?

Accepted Answer

MySQL

Answer

JavaScript

Answer

HTML

Answer

CSS

Question 30

In the Model-View-Controller (MVC) architecture pattern, how does separation of concerns enhance its advantages?

Accepted Answer

Improves code organization and maintainability, simplifying changes and updates.

Answer

Enhances security by isolating sensitive data.

Answer

Accelerates development time through reusable components.

Answer

Reduces memory consumption through efficient data handling.

Question 31

What is a defining characteristic of full-stack web development?

Accepted Answer

Integration of front-end and back-end technologies

Answer

Exclusive focus on front-end technologies

Answer

Primary use of cloud platforms for deployment

Answer

Single programming language for both front-end and back-end

Question 32

In full-stack development, what's the primary role of the back-end?

Accepted Answer

Store and manage data, providing access to the front-end.

Answer

Manage user interactions and display the user interface.

Answer

Enforce security and validate user input.

Answer

Render the user interface and provide a seamless user experience.

Question 33

Within a full-stack development team, what is the primary task of a back-end developer?

Accepted Answer

Managing the database, handling data storage and retrieval

Answer

Designing the application's user interface and visual elements

Answer

Writing and maintaining front-end code, such as HTML, CSS, and JavaScript

Answer

Integrating third-party APIs and services into the application

Question 34

In the design of a full-stack web application, which aspect should be prioritized?

Accepted Answer

Maximizing code reusability across all layers

Answer

Incorporating the latest technologies

Answer

Creating an aesthetically pleasing user interface

Question 35

In full-stack development, what is the primary function of a database management system (DBMS)?

Accepted Answer

Storing and managing data in a structured format for efficient retrieval and manipulation

Answer

Providing a user-friendly interface for interacting with the web application

Answer

Handling server-side request processing and routing

Answer

Translating front-end code for back-end compatibility

Question 36

In the context of web development, what is the primary role of a full-stack developer?

Accepted Answer

Integrating front-end and back-end development, ensuring seamless communication.

Answer

Designing and developing the back-end infrastructure and managing data.

Answer

Developing and maintaining the front-end interface for user interaction.

Answer

Deploying and maintaining the application on cloud platforms.

Question 37

In a full-stack application, what is the primary responsibility of the front-end tier?

Accepted Answer

Managing user interactions and displaying data

Answer

Storing and processing data

Answer

Protecting data and ensuring its accuracy

Answer

Connecting to the database directly

Question 38

In full-stack development, how does Git contribute to collaboration and code quality?

Accepted Answer

Git enables collaboration, version tracking, branching for feature development, and provides tools to resolve merge conflicts, ensuring a clean codebase and efficient teamwork.

Answer

Git is unnecessary because developers can manually track changes.

Answer

Branching strategies help isolate features, but merge conflicts are unavoidable and must be resolved manually.

Answer

Code refactoring improves readability, but version control is not essential for code organization.

Question 39

In full-stack development, how can you guarantee accessibility and usability for users with disabilities?

Accepted Answer

Implement ARIA attributes and follow WCAG accessibility guidelines.

Answer

Focus on visual design and user interface, as accessibility is less important.

Answer

Rely solely on automated testing tools for accessibility assessment, ignoring user feedback.

Question 40

How does the use of cloud-based databases, such as MongoDB Atlas or DynamoDB, impact the design and scalability of a full-stack application?

Accepted Answer

Cloud-based databases provide automatic scalability, reducing the need for manual scaling.

Answer

Cloud-based databases eliminate the need for data modeling and schema design.

Answer

Cloud-based databases are only suitable for small-scale applications.

Answer

Cloud-based databases require significant configuration and maintenance.

Question 41

What is server-side rendering (SSR), and how does it improve the performance and SEO of web applications?

Accepted Answer

SSR generates HTML content on the server before sending it to the client, leading to faster page loading times and improved search engine optimization (SEO).

Answer

SSR generates HTML content on the client-side, resulting in slower page load times and decreased SEO visibility.

Answer

SSR is only applicable to small, static websites and offers no advantages for dynamic applications.

Answer

SSR requires specialized servers and is not widely supported by web hosting platforms.

Question 42

What is a key advantage of using a containerization platform like Docker in full-stack development?

Accepted Answer

Isolates and packages applications, simplifying deployment.

Answer

Exclusively used for deploying back-end applications.

Answer

Limited to specific programming languages.

Question 43

Which security practice is essential for protecting sensitive user data in a full-stack web application?

Accepted Answer

Encryption

Answer

Data backups

Answer

Storing data unencrypted

Answer

Weak authentication

Question 44

Which of the following is a key advantage of NoSQL databases in full-stack development?

Accepted Answer

Horizontal scalability

Answer

Rigid data schema

Answer

Guaranteed data consistency

Question 45

In full-stack development, what are two key advantages of using cloud computing?

Accepted Answer

Enhanced scalability and performance

Accepted Answer

Reduced infrastructure costs

Answer

Improved team collaboration

Answer

Increased data security

Question 46

In a full-stack application, which component handles server-side processing?

Accepted Answer

Back end

Answer

Front end

Answer

Database

Answer

User Interface

Question 47

Which consideration is IRRELEVANT when selecting a full-stack development framework?

Accepted Answer

Personal preference

Answer

Learning curve

Answer

Community support

Answer

Documentation quality

Question 48

Which of the following accurately describes the core concept of full-stack development?

Accepted Answer

Integrates both front-end and back-end aspects of web application development

Answer

Focuses exclusively on either front-end or back-end technologies

Answer

Requires extensive knowledge of DevOps practices

Answer

Prioritizes aesthetics over functionality

Question 49

React is primarily utilized for:

Accepted Answer

Creating user interfaces and handling client-side logic

Answer

Managing data interactions and operations on the server-side

Answer

Establishing database connections and manipulating data

Answer

Deploying and managing web applications

Question 50

When employing a NoSQL database in a full-stack application, what is the primary advantage?

Accepted Answer

Flexible data schema and scalability

Answer

High data integrity and strong transactional support

Answer

Enhanced security and improved performance

Answer

Improved user experience and increased responsiveness

Question 51

In web development, what is the main role of CSS?

Accepted Answer

Providing visual styling and design

Answer

Defining the structure and layout of a web page

Answer

Managing user interactions and events

Answer

Handling data storage and retrieval

Question 52

Which principle is central to responsive web design?

Accepted Answer

Ensuring content adapts to various devices and screen resolutions

Answer

Designing for a specific, fixed screen size

Answer

Prioritizing desktop user experience over mobile

Answer

Using only static layouts and fixed elements

Question 53

In full-stack development, what is the purpose of using a version control system?

Accepted Answer

To track changes and facilitate collaboration

Answer

To deploy and host web applications

Answer

To optimize code performance and efficiency

Answer

To provide real-time user feedback

Question 54

When writing maintainable code in a full-stack application, which practice is recommended?

Accepted Answer

Using descriptive variable and function names

Answer

Writing long and complex code blocks

Answer

Ignoring code formatting and documentation

Answer

Hard-coding values instead of using constants

Question 55

How do DevOps practices improve full-stack development workflows?

Accepted Answer

By fostering collaboration between development and operations teams.

Answer

By introducing new programming languages and technologies.

Answer

By eliminating the need for version control systems.

Answer

By increasing the time it takes to deploy applications.

Question 56

Describe the role of a full-stack developer in a project team, including their key responsibilities and essential skills.

Accepted Answer

Full-stack developers are involved in all stages of software development, from gathering requirements to testing and deployment.

Answer

Full-stack developers primarily focus on back-end development and rarely contribute to front-end development.

Answer

Full-stack developers typically work independently and do not collaborate with designers or front-end developers.

Answer

Full-stack developers do not need to have a deep understanding of back-end technologies or databases.

Question 57

In full-stack web development, why is it crucial to prioritize security when implementing user authentication and authorization?

Accepted Answer

Security should be considered throughout the development process.

Answer

Security is only important for large applications with many users.

Answer

Authentication and authorization alone ensure application security.

Answer

Storing passwords in plain text is acceptable for simplicity.

Question 58

What are the key principles of progressive web applications (PWAs), and how do they compare to traditional web applications?

Accepted Answer

PWAs resemble native apps, can be installed on the home screen, and provide advanced features like push notifications and offline access.

Answer

PWAs are distributed through app stores.

Answer

PWAs are less secure than traditional web applications.

Answer

PWAs cannot operate offline.

Question 59

Which of the following is NOT a commonly used front-end framework mentioned in the unit description?

Accepted Answer

Spring Boot

Answer

React

Answer

Vue.js

Answer

Angular

Question 60

In the context of full-stack development, which of the following is a primary responsibility of a back-end developer?

Accepted Answer

Managing data persistence, business logic, and API development

Answer

Designing the user interface and UX

Answer

Handling user interactions and managing state

Answer

Styling and formatting the web application

Question 61

What is a primary purpose of utilizing a RESTful API in a web application?

Accepted Answer

To establish a communication interface between front-end and back-end components

Answer

To provide secure storage and retrieval of user data

Answer

To handle user authentication and authorization processes

Answer

To generate dynamic web pages

Question 62

Which of the following is a core principle of Agile software development methodologies?

Accepted Answer

Iterative and incremental development, with a focus on flexibility

Answer

Comprehensive documentation and extensive planning upfront

Answer

Waterfall-like approach to development, with sequential stages

Answer

Long-term planning and a rigid development process

Question 63

In a full-stack application, which layer is responsible for handling user interactions?

Accepted Answer

Front-end

Answer

Back-end

Answer

Database Layer

Answer

Middleware

Question 64

Which state management pattern is commonly used in React applications?

Accepted Answer

Redux

Answer

MVVM

Answer

MVP

Answer

MVC