Emerging Technologies MCQs

Which of the following is true about AI/ML in Java?

a) Libraries like Deeplearning4j support ML

b) Java integrates with TensorFlow via APIs

c) Java is used for production ML pipelines

d) All of the above

View Answer

Correct answer: D — All of the above
In Java, which library is commonly used for deep learning?

a) Deeplearning4j

b) Hibernate

c) Spring MVC

d) JUnit

View Answer

Correct answer: A — Deeplearning4j
What will be printed?

1 System.out.println("EduinqAI".substring(0,5));

a) Eduin

b) Eduinq

c) AI

d) Compilation error

View Answer

Correct answer: A — Eduin
Which of the following is true about Edge Computing?

a) Processes data near source devices

b) Reduces latency

c) Useful for IoT applications

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is NOT a benefit of Edge Computing?

a) Reduced latency

b) Improved privacy

c) Increased centralization

d) Bandwidth optimization

View Answer

Correct answer: C — Increased centralization
Which of the following is true about Blockchain?

a) Distributed ledger technology

b) Provides immutability

c) Enables smart contracts

d) All of the above

View Answer

Correct answer: D — All of the above
In Blockchain, which consensus mechanism is energy efficient?

a) Proof of Work

b) Proof of Stake

c) Proof of Burn

d) Proof of Authority

View Answer

Correct answer: B — Proof of Stake
Which of the following is true about IoT?

a) Connects physical devices to internet

b) Enables smart homes and cities

c) Generates large amounts of data

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is NOT an IoT protocol?

a) MQTT

b) CoAP

c) HTTP

d) SQL

View Answer

Correct answer: D — SQL
Which of the following is true about Serverless computing?

a) Developers focus on code, not servers

b) Scales automatically

c) Pay per execution model

d) All of the above

View Answer

Correct answer: D — All of the above
What will be printed?

1 System.out.println("Serverless".endsWith("less"));

a) true

b) false

c) Compilation error

d) Runtime exception

View Answer

Correct answer: A — true
Which of the following is true about AI/ML model deployment in Java?

a) Can use REST APIs for serving models

b) Integrates with Spring Boot microservices

c) Supports containerization with Docker

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Edge Computing challenges?

a) Limited resources at edge devices

b) Security concerns

c) Management complexity

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Blockchain smart contracts?

a) Self executing agreements

b) Written in languages like Solidity

c) Run on platforms like Ethereum

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about IoT security risks?

a) Weak authentication

b) Data privacy issues

c) Device vulnerabilities

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Serverless drawbacks?

a) Cold start latency

b) Limited execution time

c) Vendor lock in

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about AI/ML in Java enterprise apps?

a) Used for fraud detection

b) Applied in recommendation systems

c) Integrated with big data frameworks

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Edge AI?

a) Runs ML models locally on devices

b) Reduces dependency on cloud

c) Improves privacy and speed

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Blockchain applications?

a) Cryptocurrency

b) Supply chain management

c) Identity verification

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about IoT data management?

a) Requires scalable storage

b) Needs real time analytics

c) Involves edge and cloud integration

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Java ML libraries?

a) Weka supports data mining

b) Deeplearning4j supports neural networks

c) TensorFlow Java API supports deep learning

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Edge Computing in healthcare?

a) Enables real time patient monitoring

b) Reduces latency in critical systems

c) Improves privacy by local processing

d) All of the above

View Answer

Correct answer: D — All of the above
What will be printed?

1 System.out.println("Blockchain".indexOf("chain"));

a) 5

b) -1

c) 0

d) Compilation error

View Answer

Correct answer: A — 5
Which of the following is true about Blockchain scalability solutions?

a) Sharding

b) Sidechains

c) Layer 2 solutions like Lightning Network

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is NOT an IoT application?

a) Smart homes

b) Connected cars

c) Cryptocurrency mining

d) Industrial automation

View Answer

Correct answer: C — Cryptocurrency mining
Which of the following is true about Serverless trends?

a) Increasing adoption in microservices

b) Integration with event driven architectures

c) Expanding support across cloud providers

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about AI/ML in fraud detection?

a) Detects anomalies in transactions

b) Uses supervised and unsupervised learning

c) Applied in banking and e commerce

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Edge Computing in autonomous vehicles?

a) Processes sensor data locally

b) Reduces reliance on cloud latency

c) Improves safety and decision making

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Blockchain consensus mechanisms?

a) Proof of Work is energy intensive

b) Proof of Stake is energy efficient

c) Proof of Authority is centralized

d) All of the above

View Answer

Correct answer: D — All of the above
What will be printed?

1 System.out.println("IoT".toLowerCase());

a) iot

b) IoT

c) Compilation error

d) Runtime exception

View Answer

Correct answer: A — iot
Which of the following is true about IoT protocols?

a) MQTT is lightweight messaging

b) CoAP is optimized for constrained devices

c) HTTP is widely used but heavier

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Serverless monitoring challenges?

a) Difficult to trace distributed executions

b) Requires specialized tools

c) Cold starts complicate metrics

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about AI/ML in recommendation systems?

a) Collaborative filtering

b) Content based filtering

c) Hybrid approaches

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Edge Computing in smart cities?

a) Processes sensor data locally

b) Improves traffic management

c) Enhances public safety systems

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Blockchain in supply chain?

a) Provides transparency

b) Tracks goods movement

c) Prevents fraud

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about IoT scalability challenges?

a) Device management complexity

b) Network congestion

c) Data storage requirements

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Serverless use cases?

a) Image processing

b) Event driven APIs

c) Real time data pipelines

d) All of the above

View Answer

Correct answer: D — All of the above
What will be printed?

1 System.out.println("EduinqIoT".replace("IoT","Cloud"));

a) EduinqCloud

b) EduinqIoT

c) CloudEduinq

d) Compilation error

View Answer

Correct answer: A — EduinqCloud
Which of the following is true about AI/ML ethics?

a) Bias in training data

b) Privacy concerns

c) Transparency in models

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Edge Computing in manufacturing?

a) Enables predictive maintenance

b) Reduces downtime

c) Improves efficiency

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Blockchain interoperability?

a) Cross chain communication

b) Improves ecosystem collaboration

c) Requires standard protocols

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about IoT analytics?

a) Real time data processing

b) Predictive insights

c) Integration with AI/ML

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Serverless security concerns?

a) Multi tenancy risks

b) Function isolation issues

c) Dependency vulnerabilities

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about AI/ML in Java big data frameworks?

a) Integrates with Apache Spark

b) Supports Hadoop ecosystem

c) Enables scalable ML pipelines

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Edge Computing in retail?

a) Provides personalized recommendations

b) Improves inventory management

c) Enhances customer experience

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Blockchain limitations?

a) Scalability issues

b) Energy consumption

c) Regulatory challenges

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about IoT edge devices?

a) Perform local processing

b) Reduce cloud dependency

c) Improve response times

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Serverless pricing model?

a) Pay per execution

b) No cost for idle time

c) Scales with usage

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about AI/ML deployment challenges?

a) Model drift

b) Resource constraints

c) Monitoring complexity

d) All of the above

View Answer

Correct answer: D — All of the above
Which of the following is true about Emerging Technologies overall?

a) Drive innovation

b) Improve scalability and efficiency

c) Create new business opportunities

d) All of the above

View Answer

Correct answer: D — All of the above

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