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Answer: All of these
Digital India ecosystem: UMANG for service delivery, MyGov for citizen engagement, DigiLocker for documents. Integrated approach for inclusive digital governance.
Answer: Interdisciplinary Cyber Physical Systems / NM-ICPS
NM-ICPS (DST) funds R&D in AI, IoT, robotics, quantum technologies. Aims to build indigenous capabilities and innovation ecosystem. Critical for strategic technology questions.
Answer: True
Hyperparameter tuning: grid search, random search, Bayesian optimization. Critical for maximizing model performance but requires careful validation to avoid overfitting.
Answer: Both A and B
Box plots show median, quartiles, outliers; violin plots add density estimation. Both effective for comparing distributions across categories. Critical for exploratory data analysis.
Answer: Stratified
Stratified sampling maintains class proportions in train/test splits, critical for imbalanced classification tasks. Prevents evaluation bias from skewed splits.
Answer: True
CDNs (CloudFront, Cloud CDN) distribute content to edge locations near users, reducing latency and origin load. Critical for global application performance and user experience.
Answer: Both A and B
Managed databases (AWS RDS, GCP Cloud SQL) handle provisioning, patching, backups, scaling. Reduces operational overhead vs self-managed databases. Critical for cloud application development.
Answer: Incident
Post-incident review captures lessons learned: what happened, response effectiveness, root causes, improvements. Critical for continuous security program maturity.
Answer: Both A and B
Email security combines: SPF/DKIM for authentication, ML for content analysis, heuristics for known patterns. Layered defense critical for phishing protection.
Answer: True
A/B testing randomly assigns users to model variants, measuring metrics like conversion, engagement. Critical for data-driven model iteration and business value validation.
Answer: Both A and B
MLOps tools: DVC versions data and models, MLflow tracks experiments and deployments. Combined with Git for end-to-end reproducibility. Critical for enterprise ML governance.
Answer: True
Prompt engineering: clear instructions, examples, formatting, chain-of-thought. Low-cost method to improve LLM outputs without retraining. Critical for practical LLM applications.
Answer: Both A and B
Structured output: function calling defines schemas for LLM responses, parsing libraries validate/extract structured data. Critical for integrating LLMs with APIs and databases.
Answer: WTO / OECD
WTO e-commerce negotiations and OECD digital economy work address cross-border data flows, digital taxation, consumer protection. India actively participates in shaping global digital trade rules.
Answer: True
PLI for IT hardware (2021) provides incentives on incremental sales of laptops, tablets, servers manufactured in India. Aims to reduce imports, create jobs, strengthen electronics ecosystem.
Answer: Both A and B
CERT-In handles cyber incident response; NCIIPC (National Critical Information Infrastructure Protection Centre) protects critical infrastructure. Both under MeitY for cybersecurity governance.
Answer: Digital India / UPI
Digital India encompasses UPI, Aadhaar, DigiLocker for inclusive digital services. UPI enables instant, interoperable payments driving financial inclusion. Critical for digital economy questions.
Answer: True
Data leakage: using future data, target information, or test set in training/preprocessing. Causes overfitting and poor generalization. Critical to prevent via proper data splitting and pipeline design.
Answer: RMSE
Regression metrics: RMSE (Root Mean Square Error) penalizes large errors, MAE for robustness, R² for variance explained. Choice depends on business impact of errors.
Answer: Label / One-Hot
Categorical encoding: label encoding for ordinal variables, one-hot for nominal, target encoding for high-cardinality. Choice impacts model performance and interpretability.