Arunachal Pradesh — Formerly NEFA and Renamed in 1972

Duration: 2 min

This video lesson is available to enrolled students.

Return to /learn/TPSC-ASSISTANT-TECHNICAL-OFFICER/general-knowledge-current-affairs/state-wise-gk/tripura-gk/asset-arunachal-pradesh-formerly-nefa-and-renamed-in-1972 after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. About Course: About the Course
  2. Paper 2 | Digital Logic: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation, Floating Point Rep
  3. Paper 2 | Computer Organization And Architecture: Basics of COA, Cache Memory Organization, Input Output Organisation, Pipelining, Control Unit Design, Instr Formats & Modes, Programming the Basic Computer
  4. Paper 2 | Analog And Digital Communication: Introduction to Communication Systems & Random Signals, Analog Communication Systems, Information Theory & Digital Communication Fundamentals, Digital Modulation & Detection Techniques, Error Control, Synchronization & Multiple Access Techniques
  5. Paper 2 | Programming in C: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
  6. Paper 2 | Data Structures And Programming: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing, Java, OOPS with C++, Java Fundamentals, Array, String, IO & References, OOPS with Java, Generic & Collections
  7. Paper 2 | Algorithms: Algorithm Analysis, Sorting Algorithms, Time Complexity Analysis, Greedy Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos
  8. Paper 2 | Compiler Design: Intro to Compilers, Lexical Analysis, Grammar & CFG, Syntax Analysis: Top-Down, Syntax Analysis: Bottom-Up, Semantic Analysis & SDT, Intermediate Code Gen, Code Optimization, Run Time Environment
  9. Paper 2 | Operating System: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Threads & Process Creation, Deadlock, Memory Management, Virtual Memory, Disc Scheduling, File Management, Unix OS, Linux OS
  10. Paper 2 | Databases: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, Relational Algebra, SQL, Relational Calculus, File Organization & Indexing, Transaction Management, Concurrency Control
  11. Paper 2 | Information Systems and Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  12. Paper 2 | Computer Networks: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, DLL: Framing, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Net Layer:Routing Protocol, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware Basics
  13. Paper 2 | Internet & Web Technologies: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Protocols & Services, Web Publishing & Hosting, Server Side & Security, Emerging Technologies, HTML Basics, JavaScript-Basics, CSS, XML, HTML5
  14. Paper 2 | Cyber Security And Emerging Technologies: Emerging Tech Trends, Internet of Things
  15. Paper 2 | Cloud Technology: Cloud Computing
  16. Paper 2 | Probability and statistics: Probability, Statistics
  17. Paper-1 English: Vocabulary, Preposition, Articles, Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Cloze Test (Cloze Passage), Sentence Construction
  18. Paper 1 General Mental Ability & Logical reasoning: Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Sequence and Series (Series), Speed Time and Distance, Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Percentage, Average, Powers and Exponents (Surds and Indices), Algebra, Profit and Loss, Simple Interest and Compound Interest, Time and Work, Pipe and Cistern, Mensuration and Geometry, Mental Ability, Age Problems, Partnership, Arithmetic, Speed Mathematics and Basic Mathematics, Syllogisms, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Seating Arrangements, Blood Relations, Directions (Direction Test), Analytical Reasoning (Counting Figures Reasoning), Puzzle Solving (Puzzles), Calendar, Clock, Cubes & Dices, Selection Decision Table (Decision Making), Logical Sequence Of Words, Venn Diagram, Analogy
  19. Paper-1 General Knowledge & Current Affairs: State Wise GK, History, Geography, GK- Current Affairs, Static General Knowledge
  20. Full Length Mock Test:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This short educational video explains the historical renaming of Arunachal Pradesh. The core fact taught is that before it was called Arunachal Pradesh, the region was known as the North-East Frontier Agency, abbreviated NEFA. The official state gazette records that NEFA was renamed Arunachal Pradesh on 20 January 1972. The slide uses red circles, underlines, and a boxed line to emphasize the year 1972, the abbreviation NEFA, and the exact renaming date. Visual aids include a mountain map, an Indian flag, a calendar marked January 1972, and a signpost reading Arunachal Pradesh. By the end, the content is consolidated into a labeled list: Old name: North-East Frontier Agency; Short form: NEFA; New name: Arunachal Pradesh; Renaming date: 20 January 1972. The lesson is a single-fact recall item, likely for competitive exam preparation.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The opening slide presents the title 'Arunachal Pradesh — Formerly NEFA and Renamed in 1972' with red circles around 'NEFA और 1972'. The body text states that before being called Arunachal Pradesh, the region was known as the North-East Frontier Agency, with its short form NEFA. A red box highlights the line 'The official state gazette records that NEFA was named Arunachal Pradesh on 20 January 1972.' The right side shows a mountain map, an Indian flag, a calendar marked 'JANUARY 1972', and a signpost reading 'ARUNACHAL PRADESH'. The instructor emphasizes the year 1972 and the abbreviation NEFA using red annotations.

  2. 2:00 – 2:22 02:00-02:22

    The left panel transitions into a labeled summary list consolidating the key facts: 'Old name: North-East Frontier Agency', 'Short form: NEFA', 'New name: Arunachal Pradesh', and 'Renaming date: 20 January 1972'. The right side continues to display the scroll labeled 'North-East Frontier Agency', a blue map, a hanging tag reading 'NEFA', and the calendar marked 'JANUARY 1972'. This final segment reinforces the single recall fact that NEFA was renamed Arunachal Pradesh on 20 January 1972.

The video teaches one central fact: the region now called Arunachal Pradesh was formerly known as the North-East Frontier Agency (NEFA) and was officially renamed on 20 January 1972. The teaching method relies on visual emphasis (red circles, underlines, boxes) and a final labeled list to aid memorization. The content is suitable for exam revision where students must recall the former name, abbreviation, and exact renaming date. No multi-step problem solving is involved; the lesson is a direct factual recall item.

Loading lesson…