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Websys
Contributed by: Roan
  • 1. a set of rules that allows different software components to communicate.
A) GET
B) API
C) REST
  • 2. Secure online payments without central authority.
A) Academic Records
B) Financial Transactions
C) Smart Contracts
  • 3. the most common API style for web systems.
A) GRAPH QL
B) REST
C) API
  • 4. What does REST stand for?
A) Representational Syntax Transfer
B) Representational State Transfer
C) Remote Service Transmission
  • 5. Which HTTP method is used to retrieve data from a server?
A) POST
B) PUT
C) GET
  • 6. You want to add a new user/Send new data to the system. Which HTTP method should you use?
A) PATCH
B) GET
C) POST
  • 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) PATCH
B) DELETE
C) GET
  • 9. What tool is used for building iOS applications?
A) Xcode
B) Android Studio
C) NetBeans
  • 10. What does APIs stand for?
A) Automated Process Integration
B) Advanced Programming Instruction
C) Application Programming Interfaces
  • 11. What is the main purpose of an API?
A) To design website layouts
B) To store passwords securely
C) To allow different systems or applications to communicate
  • 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) Angular
B) Flutter
C) Spring
  • 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) Academic Records:
B) Smart Contracts
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 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) Slower data transfer
C) Only supports text data
  • 19. A more flexible alternative to REST.
A) GraphQL
B) API
C) REST
  • 20. What does Microservices Architecture do?
A) Uses one database for all services
B) Breaks a large application into smaller, independent services
C) Combines all functions into one large application
  • 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) All services must be updated together
B) Easier maintenance
C) Harder to maintain
  • 24. What port does HTTP use?
A) 50
B) 443
C) 80
  • 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) 80
B) 443
C) 40
  • 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) HTTP
B) Web Browsers
C) Web Server
  • 29. Which of the following are examples of SQL databases?
A) HTML, CSS, JavaScript
B) MongoDB, Firebase, CouchDB
C) MySQL, PostgreSQL, MariaDB
  • 30. How does an SQL database store data?
A) In tables with rows and columns
B) In flexible document formats
C) In folders and files
  • 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) 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) Bootstrap
B) Media Queries
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) HTTPS
B) Both
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) 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) Speeds up page loading
B) Encrypts data between the client and server
C) Changes website layout
  • 41. What does SSL stand for
A) Secure Sockets Layer
B) Secure Source Level
C) Secure System Layer
  • 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) <aside>
B) <footer>
C) <article>
  • 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) <article>
B) <footer>
C) <main>
  • 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) Compressing SQL queries for speed
B) Injecting new features into a website
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) SQL Injection
B) Cross-Site Scripting
C) Cross-Site Request Forgery
  • 51. A 2-dimensional system used to create complex layouts with rows and columns.
A) Flexbox
B) CSS Animations
C) CSS Grid
  • 52. Attackers inject malicious scripts into web pages to steal cookies or session data.
A) Cross-Site Request Forgery
B) SQL Injection
C) Cross-Site Scripting
  • 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) Change website theme
B) Use Content Security Policy (CSP) and sanitize user input
C) Disable HTML
  • 55. JavaScript can access and modify HTML content via the
A) Flexbox
B) DOM (Document Object Model)
C) CSS
  • 56. What does XSS stand for?
A) Cross-Site Scripting
B) Cross-Site Request Forgery
  • 57. What does CSRF stand for?
A) Cross-Site Request Forgery
B) Cross-Site Scripting
  • 58. What law protects user data in the Philippines?
A) GDPR
B) Cybercrime Prevention Act
C) Republic Act 10173 – Data Privacy Act
  • 59. What does GDPR stand for?
A) Global Data Protection Rules
B) General Data Protection Regulation
C) General Data Privacy Record
  • 60. What does PWA stand for?
A) Public Web Access
B) Progressive Web Application
C) Progressive Website 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) offline access
B) PWAs
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 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) Offline Access
B) Responsive Design:
C) Push Notifications
  • 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 Hosting
C) Web Sockets
  • 70. What is a popular Python framework for web development?
A) FlaskJS
B) Ruby on Rails
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) 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) Google Docs (offline mode)
B) Microsoft Word
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) Internet
B) WWW
  • 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) Smart Search
B) Personalized Recommendations
C) Predictive Analytics
  • 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) Amazon
B) Netflix
C) YouTube
  • 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) In a database with no history
B) In a distributed ledger across multiple computers
C) On a single server
  • 85. Which blockchain platform supports dApps (decentralized apps)?
A) Ethereum
B) Microsoft Azure
C) Google Cloud
  • 86. Automated Agreements that execute when conditions are met.
A) Academic Records
B) Smart Contracts
C) Financial Transactions
  • 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) Low Latency
B) Reduced Bandwidth Usage
C) Enhanced Privacy
  • 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) Flutter
B) Bootstrap
C) Node.js
  • 93. Which database is non-relational?
A) PostgreSQL
B) MongoDB
C) MySQL
  • 94. What programming language is used for Flutter?
A) Dart
B) Python
C) Swift
  • 95. What tool is commonly used for version control?
A) Docker
B) Blender
C) GitHub
  • 96. What is the primary language used to build iOS apps?
A) Java
B) Swift
C) Kotlin
  • 97. Which frontend framework was developed by Google?
A) React
B) Ember.js
C) Angular
  • 98. What technology allows real-time communication in web apps?
A) WebSocket
B) HTML5
C) CSS
  • 99. What is Firebase primarily used for?
A) Backend or Database
B) Image compression
C) UI design
  • 100. Name one CSS framework.
A) Bootstrap
B) Laravel
C) Django
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