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Important 50 MCQs- Class 12 Web Application (Code 803) Chapter 1 Emerging Trends

Important 50 MCQs- Class 12 Web Application (Code 803) Chapter 1 Emerging Trends

👉 Read the detailed NOTES for Chapter 1 Emerging Trends here before solving these MCQs


Topic: Internet of Things (IoT)


1. Who coined the term “Internet of Things” (IoT) in 1999?
a) Bill Gates
b) Kevin Ashton
c) Steve Jobs
d) Mark Zuckerberg

Answer: b) Kevin Ashton

2. Which year was the first internet-connected vending machine introduced?
a) 1990
b) 1999
c) 1982
d) 2000

Answer: c) 1982

3. Which of the following is NOT a component embedded in IoT objects?
a) Sensors
b) Software
c) Network Connectivity
d) Heavy Machinery

Answer: d) Heavy Machinery

4. What is considered the “front end” of services offered by Cloud Computing?
a) Edge Computing
b) IoT
c) AI
d) Big Data

Answer: b) IoT

5. Which device is recorded as the first IoT device in 1990 in the history of IoT?
a) LG Smart Fridge
b) Toaster
c) Smart Watch
d) Tesla Autopilot

Answer: b) Toaster

6. Which of the following is an advantage of IoT?
a) Job displacement
b) Security concerns
c) Improved decision-making
d) Dependence on technology

Answer: c) Improved decision-making

7. Which year was the LG Smart Fridge introduced?
a) 2000
b) 2004
c) 2007
d) 2014

Answer: a) 2000

8. Which of the following is a disadvantage of IoT?
a) Cost savings
b) Automation of tasks
c) Privacy issues related to personal data
d) Convenience

Answer: c) Privacy issues related to personal data


Topic: Industrial Internet of Things (IIoT)


9. What does IIoT stand for?
a) Information Internet of Things
b) Industrial Internet of Things
c) Intelligent Internet of Things
d) Internal Internet of Things

Answer: b) Industrial Internet of Things

10. IIoT focuses on improving efficiency in which sectors?
a) Smart Homes
b) Wearable Technology
c) Manufacturing, Energy, and Transportation
d) Personal Entertainment

Answer: c) Manufacturing, Energy, and Transportation

11. Which of the following is a key benefit of IIoT?
a) Predictive analytics
b) Social media sharing
c) Playing games
d) Editing documents

Answer: a) Predictive analytics

12. How is IIoT different from IoT?
a) IIoT is a broader term than IoT
b) IIoT deals specifically with industrial applications
c) IoT is only for factories
d) There is no difference

Answer: b) IIoT deals specifically with industrial applications

13. Which of these is an application of IIoT?
a) Smart Watch
b) Smart Manufacturing
c) Fitness Tracker
d) Home Automation

Answer: b) Smart Manufacturing


Topic: Operating Systems (OS)


14. An Operating System acts as an interface between:
a) User and Internet
b) User and Computer System
c) Software and Network
d) Keyboard and Monitor

Answer: b) User and Computer System

15. Which of the following is NOT a function of an Operating System?
a) Memory Management
b) Processor Management
c) Website Designing
d) File Management

Answer: c) Website Designing

16. Which OS is used for Apple’s personal computers (MacBook, iMac)?
a) Windows
b) Android
c) MacOS
d) Linux

Answer: c) MacOS

17. What is the other name for Processor Management in an OS?
a) Disk Scheduling
b) CPU Scheduling
c) Network Scheduling
d) Data Scheduling

Answer: b) CPU Scheduling

18. Which function of OS manages input/output devices like printers and keyboards?
a) File Management
b) Device Management
c) Network Management
d) Security

Answer: b) Device Management

19. Which software is designed directly from the user perspective?
a) System Software
b) Application Software
c) Operating System
d) Device Driver

Answer: b) Application Software

20. Which of the following is an example of System Software?
a) MS Word
b) Android
c) Games
d) Media Player

Answer: b) Android

21. Mobile Operating Systems are designed to be:
a) Heavy and complex
b) Lightweight and energy-efficient
c) Expensive
d) Hard to use

Answer: b) Lightweight and energy-efficient

22. Which of the following is a Mobile Operating System?
a) Windows 10
b) Ubuntu
c) iOS
d) MacOS

Answer: c) iOS

23. The OS allocates and deallocates memory. This function is called:
a) File Management
b) Memory Management
c) Processor Management
d) Security

Answer: b) Memory Management


Topic: Cloud Computing


24. Who introduced the term “Cloud Computing” at an industry conference in 2006?
a) Steve Jobs
b) Bill Gates
c) Eric Schmidt (Google CEO)
d) Jeff Bezos

Answer: c) Eric Schmidt (Google CEO)

25. Which Cloud storage provider gives 15 GB of free storage?
a) Dropbox
b) OneDrive
c) iCloud
d) Google Drive

Answer: d) Google Drive

26. OneDrive is a file hosting service provided by:
a) Google
b) Apple
c) Microsoft
d) IBM

Answer: c) Microsoft

27. Dropbox was created in 2007 by students from which university?
a) Harvard
b) Stanford
c) MIT
d) Oxford

Answer: c) MIT

28. How much free storage does OneDrive offer?
a) 2 GB
b) 5 GB
c) 15 GB
d) 50 GB

Answer: b) 5 GB

29. Which of the following is a benefit of Cloud Computing?
a) Vendor lock-in
b) Internet dependency
c) Cost savings (Pay for what you use)
d) Slow procurement

Answer: c) Cost savings (Pay for what you use)

30. Which is a limitation of Cloud Computing?
a) Scalability
b) Better collaboration
c) Internet Connectivity required
d) Advanced security

Answer: c) Internet Connectivity required

31. What allows users to store data on remote servers and access it via the Internet?
a) Edge Computing
b) Cloud Computing
c) Operating System
d) Blockchain

Answer: b) Cloud Computing


Topic: Edge Computing


32. Where does Edge Computing process data?
a) In a centralized data warehouse
b) On a public cloud
c) Locally or near the source of data
d) In a distant server farm

Answer: c) Locally or near the source of data

33. What is the main difference between Edge Computing and Cloud Computing?
a) Cost
b) Responsiveness (Latency)
c) Security
d) Storage capacity

Answer: b) Responsiveness (Latency)

34. Edge computing is ideal for processing data in:
a) Real-time
b) Batches
c) Slow motion
d) Offline mode only

Answer: a) Real-time

35. Which of these is an example of Edge Computing in use?
a) Google Drive
b) Smart utility grid analysis
c) Email storage
d) Website hosting

Answer: b) Smart utility grid analysis


Topic: Artificial Intelligence (AI) & Machine Learning (ML)


36. Artificial Intelligence is defined as:
a) Intelligence demonstrated by a machine
b) Human intelligence
c) Emotional intelligence
d) Consciousness

Answer: a) Intelligence demonstrated by a machine

37. Which technology enables a machine to simulate human behavior?
a) IoT
b) Artificial Intelligence
c) Cloud Computing
d) Blockchain

Answer: b) Artificial Intelligence

38. Machine Learning allows a machine to:
a) Think like a human
b) Automatically learn from past data without explicit programming
c) Connect to the internet
d) Store files

Answer: b) Automatically learn from past data without explicit programming

39. Which of the following is an application of Machine Learning?
a) Siri
b) Chatbots
c) Netflix/Amazon Recommendations
d) Humanoid Robots

Answer: c) Netflix/Amazon Recommendations

40. Which of the following is an application of AI?
a) Google Maps
b) Hard Drive storage
c) Excel Sheet
d) Printer

Answer: a) Google Maps

41. Which of the following is a category of AI?
a) Supervised AI
b) Weak AI
c) Unsupervised AI
d) Reinforcement AI

Answer: b) Weak AI

42. Which of the following is a category of learning in ML?
a) Strong Learning
b) General Learning
c) Supervised Learning
d) Weak Learning

Answer: c) Supervised Learning


Topic: Digital Marketing


43. Digital Marketing connects brands to customers via:
a) Newspapers
b) Television only
c) The Internet
d) Billboards

Answer: c) The Internet

44. Which of the following is NOT a form of Digital Marketing?
a) Email Marketing
b) Social Media Marketing
c) Newspaper Ads
d) Search Engine Marketing

Answer: c) Newspaper Ads

45. What does SEO stand for in Digital Marketing?
a) System Engine Operation
b) Search Engine Optimization
c) Social Email Optimization
d) Search Entry Option

Answer: b) Search Engine Optimization

46. Which of the following is a career opportunity in Digital Marketing?
a) Copywriter
b) Civil Engineer
c) Doctor
d) Architect

Answer: a) Copywriter


Topic: Social Media Etiquettes


47. Social media etiquette refers to:
a) How to get more likes
b) Guidelines to preserve reputation online
c) How to hack accounts
d) How to create memes

Answer: b) Guidelines to preserve reputation online

48. Which personal information should you NEVER share online?
a) Your favorite color
b) A landscape photo
c) Password and Home Address
d) Your opinion on a movie

Answer: c) Password and Home Address

49. Harassing or teasing others on social media is known as:
a) Spamming
b) Phishing
c) Cyberbullying
d) Tagging

Answer: c) Cyberbullying

50. Why should you not spread rumors on social media?
a) It is fun
b) It increases followers
c) It causes damage to the social fabric
d) It helps in marketing

Answer: c) It causes damage to the social fabric

51. If you receive a friend request from a stranger on Facebook, what is the safest action?
a) Accept it immediately
b) Share your phone number with them
c) Decline or ignore the request
d) Ask them for money

Answer: c) Decline or ignore the request



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