CSE EXAM upsc prelims mains CAPF CDS NDA
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The toughest exam of the Nation & Dreams of many UPSC CSE.
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๐Ÿ”† CURRENT AFFAIRS โ€“ 19 FEB 2026

๐Ÿ”† NATIONAL

๐Ÿ“ VoicERA โ€“ Open Source Voice AI Stack
โœ… Launched by MeitY
โœ… Deployed on BHASHINI platform
โœ… Multilingual AI speech ecosystem

๐Ÿ“ Indo-French Centre on AI in Global Health
โœ… Inaugurated at AIIMS New Delhi
โœ… Collaboration: AIIMS + Sorbonne University + Paris Brain Institute + IIT Delhi

๐Ÿ“ AI Governance Framework (IndiaAI Mission)
โœ… Seven AI Sutras: Trust, People First, Innovation, Fairness, Accountability, Understandable by Design, Safety & Sustainability

๐Ÿ“ Gender Budget 2026โ€“27
โœ… Allocation: โ‚น5.01 lakh crore
โœ… 9.37% of total Union Budget
โœ… Focus: Women & girl-centric schemes

๐Ÿ“ Tamil-Brahmi Inscriptions in Egypt
โœ… Found in Valley of the Kings (UNESCO Site)
โœ… Dating: 1stโ€“3rd century CE
โœ… Indicates early Indiaโ€“Egypt contact

๐Ÿ“ Indiaโ€™s First National Biobank for LSDs
โœ… Location: Ahmedabad (FRIGE)
โœ… Focus: Lysosomal Storage Disorders

๐Ÿ“ IICA Advisory Group โ€“ Ease of Doing Business
โœ… Constituted under MCA
โœ… Chair: Gyaneshwar Kumar Singh

๐Ÿ“ Loggerhead Turtles
โœ… IUCN Status: Vulnerable
โœ… Protected under Schedule I (WPA 1972)

๐Ÿ“ European Legal Gateway Office
โœ… First EU legal hub launched in India

๐Ÿ”† DEFENCE
๐Ÿ“ UN Fellowship on SALW Control
โœ… Hosted by Indian Army
โœ… Venue: MCMM, Jabalpur
โœ… Organised by UNODA
โœ… Focus: Small Arms & Light Weapons control

๐Ÿ”† MoUs

๐Ÿ“ FCIโ€“World Food Programme
โœ… 2 lakh MT rice supply for humanitarian operations
โœ… WFP HQ: Rome | Nobel Peace Prize 2020

๐Ÿ“ Indiaโ€“Nepal Mutual Legal Assistance Agreement
โœ… Strengthens cooperation in criminal investigations

๐Ÿ“ GIFT Cityโ€“AJNIFM MoU
โœ… Collaboration in financial management & fintech

๐Ÿ“ IICAโ€“NALSAR MoU
โœ… Academic partnership for 5 years

๐Ÿ”† STATES

๐Ÿ“ UP โ€“ Gyan Bharatam Mission
โœ… District-level manuscript digitisation
โœ… Covers 75+ year-old handwritten texts

๐Ÿ“ Tamil Nadu โ€“ Anti-Fire Measures
โœ… Protection plan for Nilgiris forests

๐Ÿ“ Demwe Lower Hydel Project (Arunachal Pradesh)
โœ… 1,750 MW on Lohit River
โœ… Environmental clearance extended till 2037

๐Ÿ“ Maharashtra โ€“ Beat the Heat Programme
โœ… 30 cities joined
โœ… Backed by UNEP Cool Coalition
โœ… Focus: Sustainable cooling & urban resilience

๐Ÿ”† IMPORTANT DAYS
๐Ÿ“ 80th Anniversary โ€“ 1946 Royal Indian Navy Revolt
โœ… Observed on 18 February 2026

๐Ÿ”† AWARDS
๐Ÿ“ Earthshot Prize 2026
โœ… Host city: Mumbai
โœ… Founded by Prince William (2020)

๐Ÿ”† BOOKS
๐Ÿ“ AI Impact Startup Book
โœ… Launched by MeitY at India Impact Summit

๐Ÿ”† SPORTS
๐Ÿ“ Tejaswin Shankar โ€“ Gold (Heptathlon)
โœ… Asian Indoor Athletics Championships, Tianjin
โœ… Points: 5,993
โœ… India finished 6th overall (5 medals)

#CurrentAffairs

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โค7
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๐Ÿ”† 1st Carnatic War (1740-1748)
๐Ÿ“ Place: Madras, on the bank of river Adyar
๐Ÿ“ Fought Between:
โœ… French and forces of Anwar-ud-din, the Nawab of Carnatic (Supported by EIC)
๐Ÿ“ Victor: Inconclusive
๐Ÿ“ Causes:
โœ… Extension of Anglo-French rivalry during the War of the Austrian Succession.
โœ… British navy seized French ships to provoke France.
โœ… France retaliated by seizing Madras.
๐Ÿ“ Details:
โœ… Treaty of Aix-La Chapelle:
- Ended the War of the Austrian Succession.
- Madras returned to the English in exchange for the French fortress of Louisbourg in North America.

๐Ÿ”† 2nd Carnatic War (1749-1754)
๐Ÿ“ Place: Vellore
๐Ÿ“ Fought Between:
โœ… Nasir Jung, the Nizam and his protege Muhammad Ali, supported by the British, vs. Chanda Sahib and Muzaffar Jung, supported by the French
๐Ÿ“ Victor: EIC had the edge
๐Ÿ“ Causes:
โœ… Struggles for succession to the Nizam of Hyderabad and Nawab of the Carnatic.
๐Ÿ“ Details:
โœ… Battle of Ambur:
- Muzaffar Jung and Chanda Sahib (supported by Dupleix) overthrew Anwaruddin Muhammad Khan, the Nawab of Carnatic.
- Chanda Sahib became the next Nawab of the Carnatic.
โœ… Eventually in 1751, Robert Clive led British troops to capture Arcot, the capital of Carnatic, and successfully defended it.
โœ… Treaty of Pondicherry:
- The favored British candidate Mohamed Ali Khan Walajan was recognized as the Nawab of Carnatic.

#history
โค8
๐Ÿ”† Mahabalipuram (UPSC 2014, 2015, 2016)

๐Ÿ“ Overview
โœ… 7th-century Pallava site
โœ… Declared a UNESCO World Heritage Site

๐Ÿ“ Important Monuments at Mahabalipuram

1๏ธโƒฃ Pancha Pandava Rathas

โœ… Earliest rock-cut temples
โœ… Built under Narasimhavarman I (630โ€“668 AD)
โœ… Comprise:
โžค Dharmaraja Ratha
โžค Bhima Ratha
โžค Arjuna Ratha
โžค Nakul Ratha
โžค Sahadeva Ratha

2๏ธโƒฃ Rock-cut Cave Temples

โœ… Varaha Cave Temple
โœ… Krishna Cave Temple
โœ… Pancha Pandava Cave Temple
โœ… Mahishasuramardini Mandapa

3๏ธโƒฃ Open Air Rock Reliefs

โœ… Descent of Ganges
โœ… Also known as Arjunaโ€™s Penance / Bhagirathaโ€™s Penance

4๏ธโƒฃ Shore Temple Complex

โœ… Consists of two small and one large temple
โœ… Predominantly dedicated to Lord Shiva
โœ… Contains sculpture of Anantashayana (Vishnu) in one of the temples

#prelims
#art_and_culture

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โค8๐Ÿ”ฅ2
๐Ÿ”† Export Promotion Mission (EPM)
Launched by Ministry of Commerce & Industry

๐Ÿ“ About EPM

โœ… Flagship initiative to empower MSMEs for global exports ๐ŸŒ
โœ… Operates through two sub-schemes:
๐Ÿ”น Niryat Protsahan (Financial Support)
๐Ÿ”น Niryat Disha (Non-Financial Support)

โœ… Vision: Comprehensive, flexible & digitally driven export framework
โœ… Financial Outlay: โ‚น25,060 crore
โœ… Timeline: FY 2025โ€“26 to FY 2030โ€“31 (6 Years)
โœ… Implementing Agency: Directorate General of Foreign Trade (DGFT)

๐Ÿ“ New Interventions Announced

๐Ÿ”น Under Niryat Protsahan (Financial Support) ๐Ÿ’ฐ

โœ… Export Factoring Support
โžค Promotes export factoring as working capital solution
โžค Digital claim mechanism for transparency

โœ… Credit Assistance for E-Commerce Exporters
โžค Direct E-Commerce Credit Facility up to โ‚น50 lakh (90% guarantee cover)
โžค Overseas Inventory Credit Facility up to โ‚น5 crore (75% guarantee cover)

โœ… Support for Emerging Export Opportunities
โžค Enables MSMEs to access new & high-risk global markets

๐Ÿ”น Under Niryat Disha (Non-Financial Support) ๐Ÿ“Š

โœ… TRACE (Trade Regulations, Accreditation & Compliance Enablement)
โžค Supports Testing, Inspection & Certification (TIC) requirements

โœ… FLOW (Facilitating Logistics, Overseas Warehousing & Fulfilment)
โžค Promotes overseas warehousing & e-commerce export hubs

โœ… LIFT (Logistics Interventions for Freight & Transport)
โžค Addresses geographical disadvantages in low export intensity districts

โœ… INSIGHT (Integrated Support for Trade Intelligence & Facilitation)
โžค Strengthens capacity-building under Districts as Export Hubs
โžค Develops trade intelligence systems

๐Ÿ“Œ Objective: Improve access to affordable trade finance, enhance competitiveness & diversify Indiaโ€™s export markets.

#goverment_schemes

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โค2๐Ÿ”ฅ1๐Ÿ‘1
Day 66: 22 February target:

Backlogs+ pyq

Current Affairs:

Backlogs


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#Goodmorning 

โณ91 days  left CSP26[ 24-05-26]
โณ180 days left CSM26 [ 21-08-26]

โณ287 days left UPPSC prelims 6 December
โณ154 days left 72nd BPSC PRELIMS 26 July
โณ147 days left CAPF AC 19 July
โณ133 days left UKPSC PRELIMS 5 July
โณ106 days Left OPSC prelims 07 June
โณ106 days Left GPSC prelims 07 June
โณ99 days  left MPSC (MH) prelims [ 31-05-26]
โณRAS PRELIMS may
โณ63 days Left MPPSC (MP) Prelims 26 April
โณ63 days Left HCS Prelims 26 April
โณ62 days Left bpsc mains 25 April
โณ49 days Left CDS1 /NDA 12 April
โณ37 days Left PPSC mains 1 April
โณ34 days left UPPSC mains 29 March
โณ16 days Left JPSC PRELIMS 8 March
โณ All the best CGPSC prelims 22 February

#Target
#TargetOnlyone
#Accountability

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๐Ÿ”† CHaracterising ExOPlanet Satellite (CHEOPS)

๐Ÿ“ Why in News?
โœ… European Space Agencyโ€™s CHEOPS has discovered a four-planet system around the red dwarf star LHS 1903.
โœ… The outermost planet is small and rocky, challenging existing theories that rocky planets form close to stars while gaseous planets form farther away.

๐Ÿ“ About CHEOPS

โœ… Launched: 2019
โœ… Mission of the European Space Agency (ESA)

๐ŸŽฏ Objectives

โœ… Study the structure and composition of exoplanets
โœ… Focus on planets in the size range of Super-Earths to Neptunes
โœ… Target planets orbiting bright stars with revolution periods below 50 days

๐Ÿ”Ž Key Focus

โœ… Observes bright, nearby stars already known to host exoplanets
โœ… Special emphasis on Earth- to Neptune-sized planets

๐Ÿ“Œ Helps refine understanding of planet formation theories and planetary system architecture.

#GS3
#prelims
#science_technology
#science_and_technology

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โค2
๐Ÿ”† CURRENT AFFAIRS โ€“ 21 FEB 2026

๐Ÿ”† BANKING & FINANCE

๐Ÿ“ Forex Reserves Hit All-Time High
โœ… Forex reserves: $725.727 billion
โœ… Weekly rise: $8.663 billion
๐Ÿ“ Components
โœ… Foreign Currency Assets (largest share)
โœ… Gold Reserves
โœ… SDRs
โœ… IMF Reserve Position

๐Ÿ”† INTERNATIONAL

๐Ÿ“ US Launches $200M Edge AI Package
โœ… Target: Indo-Pacific
โœ… Aim: Secure AI-enabled smartphones ecosystem
โœ… Edge AI: AI processing on devices (low latency, better privacy)

๐Ÿ“ India Joins Trumpโ€™s Gaza Peace Board (Observer)
โœ… Focus: Gaza reconstruction & stabilisation
โœ… India represented by Deputy Chief of Mission

๐Ÿ“ India Joins Pax Silica (US-led Initiative)
โœ… Focus: Secure semiconductor & AI supply chains
โœ… Indiaโ€™s strength: 2nm chip design capability & skilled workforce

๐Ÿ“ IEA โ€“ State of Energy Innovation 2026
โœ… Innovation driven by geopolitics & supply chain security
โœ… โ€œValley of Deathโ€ in scaling energy tech
๐Ÿ“ About IEA
โœ… HQ: Paris
โœ… Founded: 1974
โœ… India: Associate member

๐Ÿ”† NATIONAL

๐Ÿ“ MoP Sets Panels for PFCโ€“REC Merger
โœ… High-Level Committee formed
โœ… Aim: Monitor & align merger process

๐Ÿ“ Reliance Announces โ‚น10 Trillion AI Investment
โœ… Timeline: 7 years
โœ… Focus: Sovereign AI compute infra
๐Ÿ“ Jamnagar AI Data Centre
โœ… 120 MW by 2026
โœ… Long-term gigawatt scale
โžก Ensures national data security

๐Ÿ“ New Delhi Frontier AI Impact Commitments
โœ… Inclusive, multilingual & responsible AI
๐Ÿ“ 3 Pillars
โœ… Democratisation
โœ… Population-scale deployment
โœ… AI Sovereignty

๐Ÿ“ Bio-AI Mulankur Hubs
โœ… AI + Genomics + Synthetic Biology
โœ… Under DBT & BIRAC

๐Ÿ“ Bharat GI Initiative
โœ… Launched by DPIIT
โœ… Promotes Indiaโ€™s GI products globally

๐Ÿ“ Eight Core Industries
โœ… Growth (Jan 2026): 4% YoY
๐Ÿ“ Base Year: 2011โ€“12
๐Ÿ“ Covers: Coal, Crude Oil, Natural Gas, Refinery, Fertilisers, Steel, Cement, Electricity

๐Ÿ“ PLI Scheme Update
โœ… Total Outlay: โ‚น1.91 lakh crore
โœ… Investment: โ‚น2.16 lakh crore+
โœ… Employment: 14.39 lakh+

๐Ÿ“ NITI Aayog Report โ€“ Apprenticeship Ecosystem
โœ… Strengthening skilling & employability
โœ… Aligning industry needs

๐Ÿ“ Cash Toll Payments to End (1 April 2026)
โœ… Only FASTag & UPI
โœ… FASTag penetration: 98%+

๐Ÿ”† MoUs

๐Ÿ“ Indiaโ€“Israel Defence MoU
โœ… Tech collaboration & co-development

๐Ÿ“ Tataโ€“OpenAI AI Data Centre
โœ… 100 MW initial
โœ… Scalable to 1 GW
โœ… Investment: $7 billion

๐Ÿ”† STATES

๐Ÿ“ Mizoram
โœ… CM Lalduhoma inaugurates Lengtekai Bridge
โœ… Load capacity: 385 MT
๐Ÿ“ Foundation Day: 20 Feb 1987

๐Ÿ“ Assam
โœ… โ€˜PMS Portalโ€™ launched for venture schools
๐Ÿ“ CM: Himanta Biswa Sarma

๐Ÿ”† IMPORTANT DAYS

๐Ÿ“ World Day of Social Justice โ€“ 20 Feb 2026
โœ… Theme: Renewed Commitment to Social Development and Social Justice

๐Ÿ“ Arunachal Pradesh & Mizoram Foundation Day
โœ… 20 February

๐Ÿ”† SCIENCE & TECHNOLOGY

๐Ÿ“ GalaxEyeโ€™s Mission Drishti
โœ… AI-powered OptoSAR satellite
โœ… Real-time in-space data processing
โœ… Uses NVIDIA Jetson Orin module

๐Ÿ”† SPORTS

๐Ÿ“ Pankaj Advani
โœ… Wins inaugural Liber Win Champions Cup 2026

๐Ÿ“ IPC Lifts Ban on Russia & Belarus
โœ… Can compete under national flags at Milano-Cortina 2026

๐Ÿ“ USA Wins Womenโ€™s Ice Hockey Gold
โœ… Defeats Canada 2โ€“1 (OT)
โœ… 3rd Olympic gold

#CurrentAffairs

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โค7๐Ÿ‘1
เคจเคฟเคทเฅเค•เคพเคฎ เค•เคฐเฅเคฎ เค•เคพ เค…เคฐเฅเคฅ
Nishkam Karma means

https://youtube.com/shorts/ezpRvLnMWgA?si=mqv23yS4NPxjL1cO
โœ…Mitochondrial disease :only passed by mother, not father.
โœ…Mitochondrial replacement therapy (3-parent baby) : removal of mitochondria from egg cell. Can be done before fertilisation (in-vitro) and after fertilisation (pronuclear transfer)

โœ…Cloning : Nucleus to be cloned, so the process is also called somatic cell nuclear transfer.
(Nucleus of somatic cell to be cloned + donor's egg cell without nucleus + womb)

โœ…Somatic cell : Any of the body cells except the reproductive (germ) cells and they can not produce other cell. e.g, Hair cell, Skin cell etc.

โœ…DNA barcoding : identification of diff species.
โœ…DNA fingerprinting : differentiation between the same species.
โค8
๐Ÿ”†Buddhist Terminology

โœ…Pratyeka Buddhas: Beings who have attained enlightenment without guidance but have not taught it to the world.
โœ…Arhat: Who have achieved Nirvana.
โœ…Bodhisattva: Abeing about to become Buddha shows charity and helper of man.
โœ…Sramanas/Bhikshu: Buddhist monks.
โœ…Upasakas: Lay followers.
โœ…Mahaparinirvana: Final blowing out, death.
โœ…Arya-Atthangikamagga: Noble eight-fold path.
โœ…Ashtamahasthanas: Eight holy places.
โœ…Tathagata: One of the titles of Buddha.
โœ…Prajna Parimita : Female deity of perfection and insight associated with Mahayana.
โœ…Anatta: Soullessness.
โœ…Samnera: Buddhist monks before being introduced into sangha as full-fledged member.
โœ…Paramita: 10 percepts (vows) observed by monks.
โœ…Pratimoksa: Rules of 150 articles (a part of Vinay Pitaka).
โœ…Skandhakas: Monastic rules.
โœ…Poshadha: Fortnightly meeting in Sanghas.
โœ…Siddha: Perfected being in Vajrayana.
โœ…Sakra: Gold identical with Indra used by the monks.
โœ…Sangha: Buddhist order.
โœ…Vassa: Retreat during rainy season by the monks.
โœ…Sangharam: Resting place for monks.
โœ…Vihara: Buddhist monastery.
โœ…Pravajya: Initial ordination for old and experienced monks.
โœ…Sramanas: Buddhist monks, in general.
โœ…Upajjhaya: Spiritual leader.
โœ…Sanketas: Four noble truths.
โœ…Upasotha/Roya: Days of fast on full moon, new moon and two quarter moon days in a month.
โœ…Chaitya: Temples of Buddhists.


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โค10๐Ÿ‘1
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Important mountain ranges in peninsular India

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๐Ÿ”† Preah Vihear Temple

๐Ÿ“ Why in News?
โœ… India urges protection amid Thailandโ€“Cambodia border clashes

๐Ÿ“ About Preah Vihear Temple
โœ… Location: Cambodia (near Thailand border)
โœ… Deity: Lord Shiva
โœ… Built under:
โ€ข King Yashovarman I (9thโ€“10th C)
โ€ข Completed by Suryavarman II (12th C), Khmer dynasty
โœ… Status: UNESCO World Heritage Site

#prelims
#art_and_culture

@studytoday1
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#cse
โค2
Day 67: 23 February target:

Polity:
Topics -
Central Government
State Government
Parliament
PYQs


Current Affairs: July 2025 revision
Polity


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โค3
#Goodmorning 

โณ90 days  left CSP26[ 24-05-26]
โณ179 days left CSM26 [ 21-08-26]

โณ286 days left UPPSC prelims 6 December
โณ153 days left 72nd BPSC PRELIMS 26 July
โณ146 days left CAPF AC 19 July
โณ132 days left UKPSC PRELIMS 5 July
โณ105 days Left OPSC prelims 07 June
โณ105 days Left GPSC prelims 07 June
โณ98 days  left MPSC (MH) prelims [ 31-05-26]
โณRAS PRELIMS may
โณ62 days Left MPPSC (MP) Prelims 26 April
โณ62 days Left HCS Prelims 26 April
โณ61 days Left bpsc mains 25 April
โณ48 days Left CDS1
/NDA 12 April
โณ36 days Left PPSC mains 1 April
โณ33 days left UPPSC mains 29 March
โณ21 days Left JPSC PRELIMS 15 March

#Target
#TargetOnlyone
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โค4
๐Ÿ”† Folk Theatre of India

๐Ÿ“ Bhand Pather (Kashmir)
โœ… Humour through satire, wit & parody
โœ… Musical elements โ€“ surnai, nagara, dhol

๐Ÿ“ Bhaona (Assam)
โœ… Presentation of Ankia Naat
โœ… Cultural glimpses of Assam, Bengal, Orissa, Mathura & Brindavan
โœ… Sutradhar begins in Sanskrit โ†’ transitions to Brajboli/Assamese

๐Ÿ“ Bhavai (Gujarat)
โœ… Found in Kutch & Kathiawar
โœ… Blends devotional & romantic themes

๐Ÿ“ Burra Katha (Andhra Pradesh)
โœ… Oral storytelling with main narrator + two vanthas
โœ… Uses Burra percussion instrument

๐Ÿ“ Chavittu Natakam (Kerala)
โœ… Christian art form (17th century)
โœ… Also called โ€œstamping dramaโ€

๐Ÿ“ Dashavatar (Konkan & Goa)
โœ… Depicts ten incarnations of Lord Vishnu
โœ… Stylised make-up; wooden & papier-mรขchรฉ masks

๐Ÿ“ Daskathia (Odisha)
โœ… Two narrators โ€“ Gayaka & Palia
โœ… Accompanied by wooden instrument kathia

๐Ÿ“ Garodas (Gujarat)
โœ… Art of โ€˜Garodaโ€™ community
โœ… Uses painted pictures to narrate romance & valour

๐Ÿ“ Kariyila (Himachal Pradesh)
โœ… Open-air night theatre
โœ… Series of small plays & skits

๐Ÿ“ Krishnattam (Kerala)
โœ… Origin โ€“ 17th century under King Manavada (Calicut)
โœ… Eight plays over eight consecutive days

๐Ÿ“ Kuravanji (Tamil Nadu)
โœ… First composed by Thirukutarajappa Kaviyar
โœ… Love-struck heroine theme
โœ… Dance ballet in Bharatanatyam style

๐Ÿ“ Mudiyettu (Kerala)
โœ… Performed during Vrischikam
โœ… In Kali temples
โœ… Portrays triumph of Goddess Bhadrakali over Darika

๐Ÿ“ Oja-Pali (Assam)
โœ… Linked to Manasa (serpent goddess)
โœ… Oja โ€“ main narrator; Pali โ€“ chorus

๐Ÿ“ Powada (Maharashtra)
โœ… Heroic deeds of Shivaji (e.g., Afzal Khan episode)
โœ… Sung by Gondhalis & Shahirs

๐Ÿ“ Raasleela (Uttar Pradesh)
โœ… Based on Lord Krishnaโ€™s legends
โœ… Combines prose dialogues with songs

๐Ÿ“ Swang (Punjab & Haryana)
โœ… Initially music-based, later prose dialogues
โœ… Styles: Rohtak (Haryanvi) & Hathras (Brajbhasha)

๐Ÿ“ Tamasha (Maharashtra)
โœ… Female actress (Murki) is chief performer
โœ… Classical music, rapid footwork & expressive gestures

๐Ÿ”น Additional Theatre Forms

๐Ÿ“ Therukoothu (Tamil Nadu)
โœ… Cycle of eight plays on Draupadi
โœ… Linked to harvest rituals

๐Ÿ“ Villu Pattu (Deccan)
โœ… Musical theatre narrating Ramayana stories

๐Ÿ“ Yakshagana (Karnataka)
โœ… Open theatre
โœ… Episodes from Mahabharata & Ramayana

๐Ÿ“ Other Forms:
โœ… MAACH (MP)
โœ… NAQAL/BHAND (Punjab)
โœ… NAUTANKI (UP)
โœ… PAGATI VESHALU (Telangana & AP)
โœ… PADAYANI (Kerala)
โœ… TAL-MADDale (Karnataka)
โœ… BAYALATA (Karnataka)

#prelims
#art_and_culture

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โค8
๐Ÿ”† Encryption

๐Ÿ“ What is Encryption?
โœ… Process of scrambling data to make it unreadable to unauthorized parties
โœ… Uses a cryptographic key โ€“ a set of mathematical values shared between sender and recipient

๐Ÿ“ Types of Encryption

๐Ÿ”น Symmetric Encryption
โœ… Uses a single shared key
โœ… Same key for encryption and decryption

๐Ÿ”น Asymmetric Encryption (Public Key Encryption)
โœ… Uses two separate keys
โžค Public key โ€“ for encryption
โžค Private key โ€“ for decryption

๐Ÿ“ End-to-End Encryption (E2EE)**

โœ… Ensures data shared between two devices remains confidential
โœ… Prevents third parties (cloud providers, ISPs, cybercriminals) from intercepting data during transmission

๐Ÿ“Œ Examples:
โœ… Messaging apps โ€“ WhatsApp, Signal, Telegram
โœ… Email services supporting E2EE
โœ… VPNs securing internet traffic

๐Ÿ“ How It Works

๐Ÿ”น Cryptographic Keys
โœ… Unique keys generated and stored on senderโ€™s & recipientโ€™s devices

๐Ÿ”น Encryption
โœ… Data converted into unreadable form using complex algorithms

๐Ÿ”น Decryption
โœ… Only devices with the correct key can decode the data

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