Blockchain enables transparent tracking of products from origin to consumer.
- True
- False
Answer: True
Blockchain records transactions in immutable ledger for end-to-end visibility.
MCQ – GK Questions
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Category
Difficulty
Type
Per page
DAC captures CO2 from ambient air for storage or utilization.
- True
- False
Answer: True
Direct Air Capture uses chemical sorbents to extract CO2 from ambient air.
Model cards document AI model purpose, performance, limitations.
- True
- False
Answer: True
Model Cards enable informed deployment and accountability.
CSPM monitors cloud configurations for compliance violations.
- True
- False
Answer: True
CSPM automates detection/remediation of cloud misconfigurations.
Semiconductor diversification is driven by geopolitical risks, demand growth, technology advancement.
- True
- False
Answer: True
Multiple factors drive global semiconductor supply chain diversification.
GitOps uses Git repositories as single source of truth for deployments.
- True
- False
Answer: True
GitOps declaratively defines desired state in Git; operators sync cluster state.
Graph databases are best suited for storing hierarchical data like social graphs.
- Key-Value
- Document
- Graph
- Column-Family
Answer: Graph
Graph databases store nodes/edges for relationships, enabling efficient traversal.
Digital twins create virtual replicas of physical systems for simulation.
- True
- False
Answer: True
Digital twins combine IoT, AI, simulation to model physical assets for predictive maintenance.
Which platform enables verified digital document storage for citizens?
- DigiLocker
- e-Sign
- Aadhaar
- UMANG
Answer: DigiLocker
DigiLocker enables citizens to store/share government-issued documents digitally with legal validity.
Which principle requires collecting only necessary personal information?
- Lawfulness
- Data Minimization
- Accountability
- All of these
Answer: Data Minimization
Data minimization limits collection to what's necessary for specified purpose.
Which pattern enables gradual rollout of new features to a subset of users?
- Blue-Green
- Canary
- Feature Flags
- All of these
Answer: All of these
Safe deployment patterns enable zero-downtime, low-risk releases.
Smart contracts enable automated execution of agreements when predefined conditions are met.
- Digital Identity
- Smart Contracts
- Tokenization
- Consensus Algorithms
Answer: Smart Contracts
Smart contracts are self-executing programs stored on blockchain that automatically enforce terms.
Green hydrogen is produced via electrolysis using ________ electricity.
- Coal
- Renewable
- Nuclear
- All of these
Answer: Renewable
Green hydrogen uses renewable-powered electrolysis, producing only water as byproduct.
Which chart type is most effective for showing trends over time?
- Line Chart
- Area Chart
- Both A and B
- Bar Chart
Answer: Both A and B
Time series visualization: line charts show trends clearly, area charts emphasize volume. Both effective for temporal data analysis.
Which principle requires collecting only necessary personal information for AI training?
- Lawfulness
- Data Minimization
- Accountability
- All of these
Answer: Data Minimization
Data minimization limits collection to what's necessary for specified purpose. Reduces privacy risks, storage costs, breach impact.
Which pattern enables event-driven communication between microservices using message brokers?
- REST APIs
- gRPC
- Event-Driven Architecture
- Monolithic
Answer: Event-Driven Architecture
Event-driven architecture uses message brokers for asynchronous, decoupled service communication. Enables scalability, resilience, real-time processing.
Which blockchain application enables automated execution of agreements when predefined conditions are met?
- Digital Identity
- Smart Contracts
- Tokenization
- Consensus Algorithms
Answer: Smart Contracts
Smart contracts are self-executing programs stored on blockchain that automatically enforce terms when conditions are satisfied. Used in DeFi, supply chain, insurance.
Which blockchain application enables transparent tracking of products from origin to consumer?
- Digital Voting
- Supply Chain Traceability
- Cryptocurrency Trading
- Decentralized Storage
Answer: Supply Chain Traceability
Blockchain records each transaction/transfer in immutable ledger, enabling end-to-end visibility of product journey. Used for food safety, luxury goods authentication.
Which practice involves intentionally injecting failures to test system resilience?
- Chaos Engineering
- Penetration Testing
- Load Testing
- A/B Testing
Answer: Chaos Engineering
Chaos Engineering (Netflix Chaos Monkey) proactively tests system resilience by injecting failures in controlled experiments. Builds confidence in fault tolerance.
Which pattern isolates external system interactions for testability?
- Adapter
- Facade
- Both A and B
- Neither
Answer: Both A and B
Adapter/ACL patterns wrap external APIs, translating between internal models and external interfaces. Critical for maintainable integrations and testing.