Informatics Practices Class 11: Unit -4 MCQs Part-1

1. Which technology enables devices to connect and communicate with each other?

a) Artificial Intelligence (AI)

b) Internet of Things (IoT)

c) Blockchain

d) Cloud Computing

Answer: b) Internet of Things (IoT)

Explanation: IoT enables devices to connect and communicate with each other, making them "smart" devices.

2. Which emerging trend involves the use of decentralized, digital ledgers to record transactions?

a) Artificial Intelligence (AI)

b) Blockchain

c) Cloud Computing

d) Cybersecurity

Answer: b) Blockchain

Explanation: Blockchain technology uses decentralized, digital ledgers to record transactions securely and transparently.

3. Which technology enables machines to learn and improve their performance without human intervention?

a) Artificial Intelligence (AI)

b) Internet of Things (IoT)

c) Blockchain

d) Cloud Computing

Answer: a) Artificial Intelligence (AI)

Explanation: AI enables machines to learn and improve their performance without human intervention, using algorithms and data.

4. Which emerging trend involves the use of cloud-based services to store, manage, and process data?

a) Cloud Computing

b) Artificial Intelligence (AI)

c) Internet of Things (IoT)

d) Blockchain

Answer: a) Cloud Computing

Explanation: Cloud Computing involves the use of cloud-based services to store, manage, and process data, providing scalability and flexibility.

5. Which technology enables secure, online transactions and communication?

a) Cybersecurity

b) Artificial Intelligence (AI)

c) Internet of Things (IoT)

d) Blockchain

Answer: a) Cybersecurity

Explanation: Cybersecurity technology enables secure, online transactions and communication, protecting against threats and vulnerabilities.

6. Which technology uses natural language processing to generate human-like text?

a) Artificial Intelligence (AI)

b) Machine Learning (ML)

c) Natural Language Processing (NLP)

d) Deep Learning (DL)

Answer: c) Natural Language Processing (NLP)

Explanation: NLP uses algorithms to generate human-like text, enabling applications like chatbots and language translation.

7. Which emerging trend involves the use of augmented reality to enhance user experiences?

a) Virtual Reality (VR)

b) Augmented Reality (AR)

c) Mixed Reality (MR)

d) Extended Reality (ER)

Answer: b) Augmented Reality (AR)

Explanation: AR overlays digital information onto the physical world, enhancing user experiences in gaming, education, and more.

8. Which technology enables the creation of decentralized applications?

a) Blockchain

b) Artificial Intelligence (AI)

c) Cloud Computing

d) Internet of Things (IoT)

Answer: a) Blockchain

Explanation: Blockchain enables the creation of decentralized applications, allowing for secure, peer-to-peer transactions and data storage.

9. Which emerging trend involves the use of biometric data to authenticate identities?

a) Artificial Intelligence (AI)

b) Internet of Things (IoT)

c) Blockchain

d) Biometrics

Answer: d) Biometrics

Explanation: Biometrics uses unique physical characteristics, like fingerprints or facial recognition, to authenticate identities securely.

10. Which technology enables real-time data processing and analysis?

a) Big Data Analytics

b) Data Mining

c) Data Warehousing

d) Stream Processing

Answer: d) Stream Processing

Explanation: Stream Processing enables real-time data processing and analysis, supporting applications like financial transactions and sensor data.

11. Which technology uses neural networks to analyze and interpret data?

a) Machine Learning (ML)

b) Deep Learning (DL)

c) Natural Language Processing (NLP)

d) Computer Vision

Answer: b) Deep Learning (DL)

Explanation: Deep Learning uses neural networks to analyze and interpret data, enabling applications like image recognition and speech recognition.

12. Which emerging trend involves the use of 3D printing to create physical objects?

a) Additive Manufacturing

b) Computer-Aided Design (CAD)

c) Computer-Aided Manufacturing (CAM)

d) 3D Modeling

Answer: a) Additive Manufacturing

Explanation: Additive Manufacturing, also known as 3D printing, creates physical objects layer by layer, enabling rapid prototyping and production.

13. Which technology enables secure, decentralized data storage?

a) Cloud Computing

b) Blockchain

c) Distributed Computing

d) Peer-to-Peer Networking

Answer: b) Blockchain

Explanation: Blockchain enables secure, decentralized data storage, using cryptography and consensus mechanisms to ensure data integrity.

14. Which emerging trend involves the use of robots to automate tasks?

a) Artificial Intelligence (AI)

b) Machine Learning (ML)

c) Robotics

d) Automation

Answer: c) Robotics

Explanation: Robotics uses robots to automate tasks, improving efficiency and productivity in industries like manufacturing and healthcare.

15. Which technology enables real-time communication and collaboration?

a) Video Conferencing

b) Instant Messaging

c) Social Media

d) Unified Communication

Answer: d) Unified Communication

Explanation: Unified Communication integrates various communication tools, enabling real-time collaboration and information sharing.

16. Which technology uses predictive analytics to identify potential security threats?

a) Artificial Intelligence (AI)

b) Machine Learning (ML)

c) Cybersecurity

d) Predictive Analytics

Answer: d) Predictive Analytics

Explanation: Predictive Analytics uses statistical models and data analysis to identify potential security threats, enabling proactive measures.

17. Which emerging trend involves the use of virtual assistants to enhance user experiences?

a) Virtual Reality (VR)

b) Augmented Reality (AR)

c) Voice Assistants

d) Chatbots

Answer: c) Voice Assistants

Explanation: Voice Assistants, like Alexa or Google Assistant, use natural language processing to understand

18. Which technology uses predictive analytics to identify potential security threats?

a) Artificial Intelligence (AI)

b) Machine Learning (ML)

c) Cybersecurity

d) Predictive Analytics

Answer: d) Predictive Analytics

Explanation: Predictive Analytics uses statistical models and data analysis to identify potential security threats, enabling proactive measures.

19. Which emerging trend involves the use of virtual assistants to enhance user experiences?

a) Virtual Reality (VR)

b) Augmented Reality (AR)

c) Voice Assistants

d) Chatbots

Answer: c) Voice Assistants

Explanation: Voice Assistants, like Alexa or Google Assistant, use natural language processing to understand user requests and provide personalized responses.

20. Which technology enables the creation of digital twins for simulation and analysis?

a) Internet of Things (IoT)

b) Artificial Intelligence (AI)

c) Digital Twinning

d) Simulation Modeling

Answer: c) Digital Twinning

Explanation: Digital Twinning creates virtual replicas of physical objects or systems, enabling real-time simulation and analysis.

21. Which emerging trend involves the use of edge computing to reduce latency and improve performance?

a) Cloud Computing

b) Fog Computing

c) Edge Computing

d) Distributed Computing

Answer: c) Edge Computing

Explanation: Edge Computing processes data closer to its source, reducing latency and improving performance in applications like IoT and real-time analytics.

22. Which technology uses natural language generation to create human-like text?

a) Natural Language Processing (NLP)

b) Machine Learning (ML)

c) Artificial Intelligence (AI)

d) Language Generation

Answer: d) Language Generation

Explanation: Language Generation uses NLP and ML algorithms to create human-like text, enabling applications like chatbots and content creation.

23. Which characteristic of Big Data refers to the large amount of data generated?

a) Volume

b) Velocity

c) Variety

d) Veracity

Answer: a) Volume

Explanation: Volume refers to the vast amount of data generated from various sources, making it challenging to store and process.

24. Which characteristic of Big Data refers to the speed at which data is generated?

a) Volume

b) Velocity

c) Variety

d) Veracity

Answer: b) Velocity

Explanation: Velocity refers to the speed at which data is generated, making it essential to process and analyze in real-time.

25. Which characteristic of Big Data refers to the different types of data generated?

a) Volume

b) Velocity

c) Variety

d) Veracity

Answer: c) Variety

Explanation: Variety refers to the diverse types of data generated, including structured, semi-structured, and unstructured data.

26. Which characteristic of Big Data refers to the accuracy and trustworthiness of data?

a) Volume

b) Velocity

c) Variety

d) Veracity

Answer: d) Veracity

Explanation: Veracity refers to the accuracy, trustworthiness, and quality of data, making it essential for reliable analysis.

27. Which characteristic of Big Data refers to the usefulness and relevance of data?

a) Volume

b) Velocity

c) Variety

d) Value

Answer: d) Value

Explanation: Value refers to the usefulness and relevance of data, making it essential to extract insights and inform decisions.

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