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