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The technology that enables immersive virtual experiences through head-mounted displays is called ________ Reality.
Answer: Virtual
Virtual Reality creates simulated 3D environments that users can interact with using headsets and controllers.
The platform that enables verified digital document storage and sharing for citizens is called ________.
Answer: DigiLocker
DigiLocker enables citizens to store/share government-issued documents digitally. Documents have legal validity under IT Act.
The technique that enables prediction of future values based on historical time series data is called Time Series ________.
Answer: Forecasting
Time series forecasting models temporal patterns for demand prediction, anomaly detection, capacity planning.
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.
The principle that requires AI systems to be understandable to non-technical stakeholders is called ________.
Answer: Transparency
Transparency (Explainable AI/XAI) ensures AI decisions can be interpreted by humans. Critical for trust, debugging, regulatory compliance.
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.
India achieved one of the world's fastest 5G rollouts, covering 300+ cities within 18 months of spectrum auction.
- True
- False
Answer: True
India's rapid 5G deployment driven by competitive telecom operators, government policy support, indigenous technology development. Critical for digital infrastructure questions.
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.
Blockchain technology can be used to create tamper-proof land records and property registries.
- True
- False
Answer: True
Blockchain's immutability, transparency, decentralization make it suitable for land records management. Pilot projects in Andhra Pradesh, Telangana, Maharashtra use blockchain.
India's Central Bank Digital Currency is called ________.
Answer: e₹ / Digital Rupee
e₹ (e-Rupee) is RBI-issued digital token representing sovereign currency. Two types: retail (e₹-R) for public transactions, wholesale (e₹-W) for interbank settlements.
The technique that adds statistical noise to datasets to protect individual identities while preserving aggregate insights is called ________ Privacy.
Answer: Differential
Differential Privacy mathematically guarantees that query results don't reveal individual records. Used in census data, health analytics, tech company telemetry.
Zero Trust Architecture assumes breach and verifies every request regardless of network location.
- True
- False
Answer: True
Zero Trust implements: identity verification, least privilege, micro-segmentation, continuous monitoring. Assumes no implicit trust based on network location.
The certification that validates expertise in project management for technology initiatives is called ________.
Answer: PMP / PRINCE2
PMP (PMI) covers traditional project management; PRINCE2 is process-based; Agile/Scrum certifications focus on iterative delivery. All valued for tech project leadership.
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.
GitOps uses Git repositories as single source of truth for infrastructure and application deployments.
- True
- False
Answer: True
GitOps (ArgoCD, Flux) declaratively defines desired state in Git; operators sync cluster state. Benefits: audit trail, rollback via git revert, peer review via PRs.
The practice of defining infrastructure and configuration in version-controlled code files is called Infrastructure as ________.
Answer: Code
IaC (Terraform, Ansible, CloudFormation) defines infrastructure in declarative code, enabling version control, peer review, automated testing, consistent deployments.
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.
Which database feature enables automatic distribution of data across multiple nodes for scalability?
- Indexing
- Sharding
- Replication
- Caching
Answer: Sharding
Sharding partitions data horizontally across nodes based on key ranges or hashes, enabling horizontal scaling. Critical for handling large datasets in distributed databases.