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Answer: e-Filing Portal
Income Tax e-Filing Portal enables online return submission, refund tracking, and compliance services. Integrated with Aadhaar, PAN, and pre-filled data. Critical for digital governance and taxpayer convenience questions.
Answer: Tinkering
Atal Tinkering Labs (ATL) by NITI Aayog provide makerspaces with tools (3D printers, robotics) for students to innovate. Fosters creativity, problem-solving, and entrepreneurship from school level. Critical for education innovation questions.
Answer: 27001
ISO/IEC 27001 specifies requirements for establishing, implementing, and maintaining an Information Security Management System (ISMS). Certification demonstrates commitment to security best practices. Critical for enterprise security and compliance questions.
Answer: e-Sign / Aadhaar e-KYC
e-Sign enables Aadhaar-based digital signatures for documents, with legal validity under IT Act. Uses OTP/biometric authentication. Eliminates need for physical signatures in government/business processes. Critical for digital transaction and e-governance questions.
Answer: Circular
Circular Economy minimizes waste through: design for durability, reuse, repair, remanufacturing, and recycling. Contrasts with linear 'take-make-dispose' model. India's Circular Economy Roadmap targets resource efficiency. Critical for sustainable development questions.
Answer: 6G
6G research targets: terahertz spectrum (0.1-10 THz), AI-native networks, integrated sensing-communication, and holographic experiences. India's 6G vision document (2023) outlines research priorities. Critical for understanding telecom evolution roadmap questions.
Answer: Supervised
Supervised Learning uses labeled datasets (input-output pairs) to train models for classification or regression. Examples: spam detection, price prediction. Contrasts with unsupervised (pattern discovery) and reinforcement (reward-based) learning. Fundamental for AI/ML exam questions.
Answer: MQTT
MQTT (Message Queuing Telemetry Transport) is a publish-subscribe protocol optimized for low-bandwidth, high-latency IoT networks. Uses minimal overhead, supports QoS levels, and works over TCP/IP. Critical for IoT architecture and industrial automation questions.
Answer: Fab / Foundry
Semiconductor fab (fabrication plant) is ultra-clean facility with photolithography, etching, deposition tools for chip manufacturing. Foundries (TSMC, GlobalFoundries) manufacture for fabless designers. India's semiconductor mission aims to establish domestic fabs.
Answer: Self-Healing
Self-healing materials incorporate microcapsules, vascular networks, or reversible bonds to autonomously repair cracks/damage. Applications: coatings, composites, electronics. India researches at IITs and CSIR labs. Critical for durability and maintenance reduction questions.
Answer: Second
Second-life batteries (retired EV packs at 70-80% capacity) are repurposed for stationary storage (solar backup, grid services), extending value and reducing waste. Requires testing, repackaging, and BMS adaptation. Critical for circular economy and sustainability questions.
Answer: Navigation Satellite
GNSS (Global Navigation Satellite System) includes GPS (USA), GLONASS (Russia), Galileo (EU), BeiDou (China), and NavIC (India). Provides positioning, navigation, timing for civil/military applications. Critical for geospatial technology and strategic autonomy questions.
Answer: PTES
PTES (Penetration Testing Execution Standard) defines phases: pre-engagement, intelligence gathering, threat modeling, vulnerability analysis, exploitation, post-exploitation, reporting. Ensures consistent, comprehensive security assessments. Critical for professional cybersecurity practice questions.
Answer: Doping
Doping introduces controlled impurities (phosphorus for n-type, boron for p-type) to create PN junctions, transistors, and diodes. Foundation of semiconductor device physics. Critical for understanding chip functionality and manufacturing questions.
Answer: Smart / Responsive
Smart materials (piezoelectrics, shape-memory alloys, electrochromics) respond to stimuli: mechanical stress, temperature, electric/magnetic fields. Applications: sensors, actuators, adaptive structures. India researches at DRDO, IITs. Critical for advanced materials and IoT questions.
Answer: Compressed Air Energy / CAES
CAES stores energy by compressing air during low demand, releasing through turbines during peak. Adiabatic CAES recovers compression heat for higher efficiency. Suitable for large-scale, long-duration storage. India explores CAES for renewable integration. Critical for grid-scale storage questions.
Answer: IN-SPACe
IN-SPACe (Indian National Space Promotion and Authorization Centre) is single-window regulator for private sector space activities: licensing, facilitation, technology transfer. Established under DOS to implement space policy reforms. Critical for understanding India's space governance framework.
Answer: Web Application / DAST
Web Application Penetration Testing (DAST - Dynamic Application Security Testing) identifies vulnerabilities: SQL injection, XSS, CSRF, auth flaws. Tools: Burp Suite, OWASP ZAP. Critical for securing digital services and compliance with security standards in banking/government exams.
Answer: Gate-All-Around / GAA
GAA (Gate-All-Around) transistors (MBCFET, Nanosheet) surround channel with gate on all sides, improving electrostatic control vs FinFET at sub-3nm nodes. Enables continued scaling per Moore's Law. Critical for understanding semiconductor innovation roadmap questions.
Answer: Graphene
Graphene is a single-atom-thick layer of carbon atoms in hexagonal lattice. Properties: 200x stronger than steel, excellent electrical/thermal conductivity, flexible. Applications: electronics, composites, energy storage, sensors. India has research initiatives at IITs and C-MET. Critical for materials science questions.