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Websys
Contributed by: Roan
  • 1. a set of rules that allows different software components to communicate.
A) GET
B) REST
C) API
  • 2. Secure online payments without central authority.
A) Academic Records
B) Smart Contracts
C) Financial Transactions
  • 3. the most common API style for web systems.
A) REST
B) GRAPH QL
C) API
  • 4. What does REST stand for?
A) Representational Syntax Transfer
B) Remote Service Transmission
C) Representational State Transfer
  • 5. Which HTTP method is used to retrieve data from a server?
A) GET
B) POST
C) PUT
  • 6. You want to add a new user/Send new data to the system. Which HTTP method should you use?
A) PATCH
B) POST
C) GET
  • 7. What HTTP method would you use to update an existing record/Update existing data?
A) POST
B) GET
C) PUT or PATCH
  • 8. Which HTTP method is used to remove data from the server, like deleting an item from a shopping cart?
A) GET
B) PATCH
C) DELETE
  • 9. What tool is used for building iOS applications?
A) Xcode
B) Android Studio
C) NetBeans
  • 10. What does APIs stand for?
A) Advanced Programming Instruction
B) Application Programming Interfaces
C) Automated Process Integration
  • 11. What is the main purpose of an API?
A) To store passwords securely
B) To allow different systems or applications to communicate
C) To design website layouts
  • 12. Which type of API is most commonly used on the web?
A) SOAP
B) JSON-RPC
C) REST
  • 13. Name one popular Java framework for web development.
A) Spring
B) Angular
C) Flutter
  • 14. Allows clients to request exactly the data they need, reducing unnecessary data transfer.
A) GraphQL
B) REST
C) API
  • 15. Storing diplomas or transcripts to prevent forgery.
A) Financial Transactions
B) Academic Records:
C) Smart Contracts
  • 16. In a REST API, you might need to make multiple calls to get a user’s name, profile picture, and email. How many calls do you need in GraphQL to get all of that data?
A) Two calls
B) One call
C) Three calls
  • 17. What is one main advantage of GraphQL?
A) It always transfers all available data
B) It allows clients to request exactly the data they need
C) It only works with one database type
  • 18. What does GraphQL provide compared to REST?
A) More flexible and efficient data requests
B) Only supports text data
C) Slower data transfer
  • 19. A more flexible alternative to REST.
A) GraphQL
B) API
C) REST
  • 20. What does Microservices Architecture do?
A) Combines all functions into one large application
B) Uses one database for all services
C) Breaks a large application into smaller, independent services
  • 21. Which of the following is an example of a microservice?
A) Payments, Notifications, Scheduling
B) Server, Router, Switch
C) Hardware, Software, Network
  • 22. How do microservices communicate with each other?
A) By sharing the same database
B) Through emails
C) Through APIs
  • 23. What is one benefit of using microservices?
A) All services must be updated together
B) Easier maintenance
C) Harder to maintain
  • 24. What port does HTTP use?
A) 443
B) 80
C) 50
  • 25. Which company is a real-world example of using microservices?
A) Microsoft Word
B) Facebook Messenger
C) Netflix
  • 26. What port does HTTPS use?
A) 443
B) 80
C) 40
  • 27. What is the main purpose of a database?
A) To design web pages
B) To store, organize, and manage data
C) To create graphics
  • 28. Software applications used to access, retrieve, and display content from the Web./ Act as clients in the client-server model.
A) Web Browsers
B) Web Server
C) HTTP
  • 29. Which of the following are examples of SQL databases?
A) MySQL, PostgreSQL, MariaDB
B) MongoDB, Firebase, CouchDB
C) HTML, CSS, JavaScript
  • 30. How does an SQL database store data?
A) In tables with rows and columns
B) In folders and files
C) In flexible document formats
  • 31. What feature connects data across multiple tables in SQL databases?
A) APIs
B) Foreign keys
C) JSON files
  • 32. Which of the following is a good use case for SQL databases?
A) Financial transactions and student records
B) Chat applications
C) Social media posts
  • 33. Which of the following are examples of NoSQL databases?
A) MySQL and MariaDB
B) Oracle and PostgreSQL
C) MongoDB, Firebase, CouchDB
  • 34. A CSS framework by Twitter for building responsive, mobile-first sites quickly.
A) Media Queries
B) Bootstrap
C) JavaScript
  • 35. Software or hardware that serves web content (HTML pages, images, scripts) to clients.
A) Web Server
B) DNS
C) Web Browser
  • 36. Ensures confidentiality, integrity, and authentication of data.
A) HTTP
B) HTTPS
C) Both
  • 37. data requires strict structure and relationships.
A) NoSQL
B) SQL
  • 38. when data is unstructured or when the system requires real-time updates and rapid scalability.
A) NoSQL
B) SQL
  • 39. Which of the following is a common web server?
A) Cisco Packet Tracer
B) Photoshop
C) Apache
  • 40. What does SSL/TLS do?
A) Encrypts data between the client and server
B) Speeds up page loading
C) Changes website layout
  • 41. What does SSL stand for
A) Secure Sockets Layer
B) Secure System Layer
C) Secure Source Level
  • 42. What does TLS stand for
A) Trusted Link Security
B) echnical Layer System
C) Transport Layer Security
  • 43. How can you tell if a website uses SSL/TLS?
A) It starts with “HTTPS”
B) It starts with “HTTPS”
C) It ends with “.org”
  • 44. Which tag is used for independent and reusable content, such as news updates or blog posts?
A) <footer>
B) <aside>
C) <article>
  • 45. What is an example of MFA?
A) Username only
B) Password only
C) Password + SMS code
  • 46. Which semantic element usually contains copyright, contact info, or closing elements?
A) <footer>
B) <main>
C) <article>
  • 47. What is OAuth 2.0 used for?
A) Encrypting database data
B) Blocking unknown users
C) Granting limited access without sharing passwords
  • 48. Works like a phonebook of the Internet.
A) Web Server
B) DNS (Domain Name System)
C) Web Sockets
  • 49. What is SQL Injection?
A) Injecting new features into a website
B) Inserting malicious SQL commands into inputs to access or alter data
C) Compressing SQL queries for speed
  • 50. Attackers inject malicious SQL commands into input fields to access or manipulate database data.
A) Cross-Site Scripting
B) SQL Injection
C) Cross-Site Request Forgery
  • 51. A 2-dimensional system used to create complex layouts with rows and columns.
A) CSS Grid
B) CSS Animations
C) Flexbox
  • 52. Attackers inject malicious scripts into web pages to steal cookies or session data.
A) SQL Injection
B) Cross-Site Scripting
C) Cross-Site Request Forgery
  • 53. Tricks users into performing actions without their knowledge
A) Cross-Site Scripting
B) SQL Injection
C) Cross-Site Request Forgery
  • 54. How can XSS attacks be prevented?
A) Disable HTML
B) Use Content Security Policy (CSP) and sanitize user input
C) Change website theme
  • 55. JavaScript can access and modify HTML content via the
A) Flexbox
B) CSS
C) DOM (Document Object Model)
  • 56. What does XSS stand for?
A) Cross-Site Request Forgery
B) Cross-Site Scripting
  • 57. What does CSRF stand for?
A) Cross-Site Scripting
B) Cross-Site Request Forgery
  • 58. What law protects user data in the Philippines?
A) Republic Act 10173 – Data Privacy Act
B) GDPR
C) Cybercrime Prevention Act
  • 59. What does GDPR stand for?
A) General Data Protection Regulation
B) Global Data Protection Rules
C) General Data Privacy Record
  • 60. What does PWA stand for?
A) Progressive Website Application
B) Public Web Access
C) Progressive Web Application
  • 61. JavaScript can react to user actions like clicks, scrolls, and key presses.
A) DOM
B) Events
C) Flexbox
  • 62. combine the reach of a website with the functionality of a mobile app, offering users an app-like experience directly from a browser.
A) PWAs
B) offline access
C) installable
  • 63. What feature allows PWAs to work offline?
A) WebSockets
B) Cookies
C) Service Workers
  • 64. What is the purpose of Push Notifications in PWAs?
A) To store passwords
B) To speed up downloads
C) To alert users about updates, promotions, or reminders
  • 65. Uses Service Workers to cache data so users can continue using the app even without internet.
A) Installable
B) Push Notifications
C) Offline Access
  • 66. Users can “install” a PWA on their home screen without visiting an app store.
A) Offline Access
B) Push Notifications
C) Installable
  • 67. Works seamlessly on mobile, tablet, and desktop.
A) Offline Access
B) Push Notifications
C) Responsive Design:
  • 68. What is the benefit of responsive design in PWAs?
A) Works seamlessly on mobile, tablet, and desktop
B) Works only on mobile devices
C) Reduces screen brightness
  • 69. A service that provides storage space and access to websites on the Internet.
A) Desktop
B) Web Sockets
C) Web Hosting
  • 70. What is a popular Python framework for web development?
A) Django
B) FlaskJS
C) Ruby on Rails
  • 71. PWAs can send push notifications and work offline.
A) False
B) True
  • 72. These are web systems that deliver instant data updates to users without refreshing the page.
A) Blockchain Technology
B) Artificial Intelligence
C) Real-Time Applications
  • 73. What technology powers real-time applications?
A) HTTP
B) WebSockets
C) APIs
  • 74. What is the main function of WebSockets?
A) Cache web pages for offline use
B) Store data in a database
C) Provide a persistent, two-way connection between client and server
  • 75. Which of the following is an example of a real-time application?
A) Microsoft Word
B) Google Docs (offline mode)
C) Facebook Messenger or WhatsApp Web
  • 76. A service that runs on the Internet. It consists of websites and web pages accessible through browsers. It uses HTTP and HTTPS to transfer information.
A) WWW
B) Internet
  • 77. A 1-dimensional layout system for aligning items along a row or column
A) Flexbox
B) CSS Animations
C) CSS Grid
  • 78. allowing them to adapt to user behavior and improve decision-making.
A) Artificial Intelligence
B) Edge Computing
C) Blockchain Technology
  • 79. A global network of interconnected computers and devices that communicate using standardized protocols (e.g., TCP/IP).
A) Internet
B) WWW
  • 80. Uses natural language to understand user queries better
A) Personalized Recommendations
B) Predictive Analytics
C) Smart Search
  • 81. What do Chatbots and Virtual Assistants provide?
A) Human-only support
B) Automated 24/7 support for users
C) System updates
  • 82. Which company uses AI to recommend movies?
A) YouTube
B) Netflix
C) Amazon
  • 83. ensures secure, transparent, and tamper-proof transactions in web systems.
A) Blockchain Technology
B) Real-Time Applications
C) Edge Computing
  • 84. How is data stored in a Blockchain?
A) On a single server
B) In a database with no history
C) In a distributed ledger across multiple computers
  • 85. Which blockchain platform supports dApps (decentralized apps)?
A) Ethereum
B) Google Cloud
C) Microsoft Azure
  • 86. Automated Agreements that execute when conditions are met.
A) Smart Contracts
B) Academic Records
C) Financial Transactions
  • 87. processes data closer to the user instead of sending everything to a central cloud server.
A) Real-Time Applications
B) Edge Computing
C) Blockchain Technology
  • 88. Faster response for critical tasks like autonomous driving or live video streaming.
A) Low Latency
B) Enhanced Privacy
C) Reduced Bandwidth Usage
  • 89. Less data sent to central servers, lowering costs.
A) Reduced Bandwidth Usage
B) Low Latency
C) Enhanced Privacy
  • 90. Sensitive data can stay on the local network.
A) Enhanced Privacy
B) Reduced Bandwidth Usage
C) Low Latency
  • 91. What frontend framework was developed by Meta?
A) Vue.js
B) Angular
C) React.js
  • 92. Name one popular backend framework.
A) Node.js
B) Flutter
C) Bootstrap
  • 93. Which database is non-relational?
A) MongoDB
B) MySQL
C) PostgreSQL
  • 94. What programming language is used for Flutter?
A) Dart
B) Swift
C) Python
  • 95. What tool is commonly used for version control?
A) Docker
B) GitHub
C) Blender
  • 96. What is the primary language used to build iOS apps?
A) Java
B) Kotlin
C) Swift
  • 97. Which frontend framework was developed by Google?
A) Ember.js
B) React
C) Angular
  • 98. What technology allows real-time communication in web apps?
A) HTML5
B) CSS
C) WebSocket
  • 99. What is Firebase primarily used for?
A) Backend or Database
B) Image compression
C) UI design
  • 100. Name one CSS framework.
A) Django
B) Laravel
C) Bootstrap
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