Part-1 Root Words, Prefixes, Suffixes

Duration: 22 min

This video lesson is available to enrolled students.

Return to /learn/DSSSB-TGT-COMPUTER-SCIENCE-COMPLETE-COURSE/english-language-comprehension/vocabulary/root-words-prefixes-suffixes/asset-part-1-root-words-prefixes-suffixes after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. About Course: About the Course
  2. Section A: General Awareness: Polity, वैज्ञानिक उपलब्धियाँ और अनुसंधान / Scientific Achievements and Research, Biology, Chemistry, Static General Knowledge, History, Geography, Indian Economy, समसामयिकी / Current Affairs, Evolution of Indian Banking (Banking & Financial Awareness), Environment
  3. Section A: General Intelligence & Reasoning ability: श्रेणी / Series, कूट लेखन एवं कूट वाचन / Coding-Decoding, Data Sufficiency, अशाब्दिक तर्क / Non-Verbal Reasoning, Analytical Reasoning (Counting Figures Reasoning), रक्त संबंध / Blood Relations, Syllogisms, कथन आधारित तार्किक विवेचन / Statement-Based Reasoning, बैठक व्यवस्था एवं पहेलियाँ / Seating Arrangement and Puzzles, दिशा एवं दूरी / Direction and Distance, गणितीय संक्रियाएँ एवं लुप्त संख्या / Mathematical Operations and Missing Numbers, कैलेंडर एवं घड़ी / Calendar and Clock, Clock, घन, पासा एवं आकृतियों की गिनती / Cubes, Dice and Figure Counting, आँकड़ों की पर्याप्तता एवं निर्णय क्षमता / Data Sufficiency and Decision Making, वर्णमाला एवं संख्या परीक्षण / Alphabet and Number Test, Crypt Arithmetic, वेन आरेख, न्याय वाक्य एवं असमानता / Venn Diagrams, Syllogism and Inequalities, Data Arrangement, Inequality, सादृश्यता एवं वर्गीकरण / Analogy and Classification, क्रम एवं रैंकिंग / Order and Ranking, TCS NQT Advanced Reasoning Ability
  4. Section A: Arithmetical & Numerical Ability: अनुपात और समानुपात / Ratio and Proportion, Divisibility Rules, आँकड़ा निर्वचन / Data Interpretation, मिश्रण और एलिगेशन / Mixture and Alligation, Permutation and Combination, Logarithm, संख्या पद्धति / Number System, महत्तम समापवर्तक और लघुत्तम समापवर्त्य / HCF and LCM, Sequence and Series (Series), समय, चाल और दूरी / Time, Speed and Distance, प्रतिशत / Percentage, औसत / Average, लाभ, हानि और बट्टा / Profit, Loss and Discount, साधारण और चक्रवृद्धि ब्याज / Simple and Compound Interest, समय और कार्य / Time and Work, Pipe and Cistern, घन क्षेत्रमिति / Solid Mensuration, सरलीकरण, घातांक और करणी / Simplification, Indices and Surds, Algebra, Probability, Mental Ability, Age Problems, Partnership, Statistics, Arithmetic, Speed Mathematics and Basic Mathematics, Miscellaneous
  5. Section A: English Language & Comprehension: Vocabulary, Subject Verb Agreement (Verb Noun Agreement), Adjectives, Verbs and Tenses, Reading Comprehension, Parts of Speech, Sentence Construction, Prepositions and Conjunctions, Direct and Indirect Speech, Sentence Completion (Fill in the blanks), Sentence Structure and Common Errors, Modals, Transformation of Sentences, Sentence Correction (Error Correction), Adverb, Conjunction, Cloze Test (Cloze Passage)
  6. Section A: Hindi Language & Comprehension: भाषा, लिपि और वर्ण, वर्तनी, वर्ण-विन्यास, अनुस्वार, अनुनासिक, चंद्रबिंदु और ‘र’ के रूप, शब्द, पद और शब्द-भेद, संज्ञा और सर्वनाम, पद-भेद और रूप-विकार, लिंग, वचन, पुरुष और कारक, काल, वाच्य, वाक्य और वाक्य-भेद, संधि, समास, विलोम शब्द, पर्यायवाची शब्द, सामान्य अशुद्धियाँ, अनेक शब्दों के लिए एक शब्द, शब्द-भंडार, अपठित बोध, Multi-Topic Content (Cross-Concept Material), वर्णमाला
  7. Section B: Programming, Data Structures, OOP & Java: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling, Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing, Java, OOPS with C++, Language Design, Intro to Compilers, Visual Basics, Syntax Analysis: Bottom-Up, Object Oriented Technology
  8. Section B: Computer Networks, TCP/IP & Network Security: Introduction to CN, Data Communication, DLL: Flow Control, DLL: Access Control, DLL: Error Control, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware basics, Network Access Technologies, Network Security, Society, Law & Ethics, Mobile Computing, Net Layer:Routing Protocol, Cyber Safety and Security
  9. Section B: Teaching Methodology: वृद्धि और विकास / Growth and Development, Concept of Pedagogy, विकास के सिद्धांत / Theories of Development, समावेशी शिक्षा / Inclusive Education, Experiential Pedagogy, आकलन और मूल्यांकन / Assessment and Evaluation, समाजीकरण और जेंडर / Socialisation and Gender, National Education Policy (NEP) 2020, संज्ञानात्मक प्रक्रियाएँ / Cognitive Processes, शिक्षण योजना और शिक्षण कौशल / Teaching Planning and Teaching Skills, Personality Development, शिक्षण विधियाँ / Teaching Methods, अधिगम और व्यवहारवादी सिद्धांत / Learning and Behavioural Theories, Learners & Learning Process, Factors Affecting Teaching, शिक्षण विधियाँ एवं उपागम / Teaching Methods and Approaches, शिक्षण-अधिगम प्रक्रिया एवं कक्षा प्रबंधन / Teaching-Learning Process and Classroom Management, शिक्षण सहायक सामग्री एवं शैक्षिक तकनीकी / Teaching Aids and Educational Technology, सूक्ष्म शिक्षण एवं कक्षा संप्रेषण / Microteaching and Classroom Communication, आकलन एवं मूल्यांकन / Assessment and Evaluation, पाठ्यचर्या, कला एवं सह-शैक्षिक क्षेत्र / Curriculum, Arts and Co-curricular Areas, दिव्यांग बच्चों की शिक्षा / Education of Children with Disabilities, शिक्षक: गुण, व्यावसायिक नैतिकता एवं विकास / Teacher: Qualities, Professional Ethics and Development
  10. Section B: Digital Electronics / Boolean Logic: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation, Analog-Digital Conversion
  11. Section B: Operating Systems & Linux: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Threads & Process Creation, Deadlock, Memory Management, Virtual Memory, File Management, Disc Scheduling, Unix OS, Linux OS, Distributed Systems, Windows OS
  12. Section B: Data Base Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, Relational Algebra, SQL, File Organization & Indexing, Transaction Management, Concurrency Control, Database Security & Authorization, Database Recovery, Data Warehousing & Mining
  13. Section B: Internet & Web Technologies: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Protocols & Services, Web Publishing & Hosting, Server Side & Security, HTML Basics, CSS, Emerging Technologies, JavaScript-Basics, .Net Programming, Electronic Data Interchange and E-Commerce, XML
  14. Section B: Computer Fundamentals, IT Basics & Architecture: Basics of COA, Cache Memory Organization, Input Output Organisation, Register Transfer and Microoperations, Control Unit Design, Programming the Basic Computer, Terms & Abbreviations, MS Office Applications, Instr Formats & Modes, Floating Point Rep, कंप्यूटर के मूल सिद्धांत / Computer Fundamentals, साइबर सुरक्षा / Cyber Safety and Security, कंप्यूटर सॉफ़्टवेयर / Computer Software, ऑपरेटिंग सिस्टम / Operating System, वर्ड प्रोसेसिंग (MS Word) / Word Processing (MS Word), कंप्यूटर नेटवर्क / Computer Networks, प्रेज़ेंटेशन (MS PowerPoint) / Presentation Software (MS PowerPoint)
  15. Section B: Python Language: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis
  16. Section B: Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management, extras, Fundamentals of Systems and Information Systems
  17. Section B: Design & Analysis of Algorithms: Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Greedy Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos, Advanced Algorithms
  18. Section B: Mathematics: Linear Algebra, Calculus, Trigonometry, Vectors, Set Theory, Functions, Relations, Propositional and Predicate Logic, Research Process Steps, Graph Theory, समुच्चय, संबंध, फलन और विविक्त गणित / Sets, Relations, Functions and Discrete Mathematics, संख्या पद्धति और संख्या सिद्धांत / Number Systems and Number Theory, यूक्लिडीय ज्यामिति और क्षेत्रमिति / Euclidean Geometry and Mensuration, सांख्यिकी और प्रायिकता / Statistics and Probability, निर्देशांक ज्यामिति, सदिश और त्रिविमीय ज्यामिति / Coordinate Geometry, Vectors and 3D Geometry, बहुपद, समीकरण और सम्मिश्र संख्याएँ / Polynomials, Equations and Complex Numbers, समतल क्षेत्रमिति / Plane Mensuration, प्रतिचयन / Sampling
  19. Section B: Computer Graphics, Multimedia & Mobile Computing: Basics of Computer Graphics, 2-D Geometrical Transforms and Viewing, 3-D Object Representation, Geometric Transformations and Viewing, Multimedia
  20. Section B: Emerging Trends: Emerging Tech Trends, Knowledge Representation, Natural Language Processing, व्यापार, विपणन एवं उपभोक्ता संरक्षण / Trade, Marketing and Consumer Protection
  21. DSSSB Previous Year Paper:
  22. Business Studies and Management: Business Communication, प्रबंध के सिद्धांत एवं कार्य / Principles and Functions of Management, लेखांकन के आधार एवं लेन-देनों का अभिलेखन / Accounting Fundamentals and Recording of Transactions, Business Economics, ह्रास, अंतिम खाते व कंप्यूटरीकृत लेखांकन / Depreciation, Final Accounts and Computerised Accounting, Knowledge Management & New Economy
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video introduces the foundational concept of English word formation, arguing that words are constructed from components rather than memorized individually. The lesson begins by establishing a 'Lego block' analogy, where prefixes, roots, and suffixes serve as the building blocks for vocabulary. The instructor emphasizes that understanding these parts allows students to decode unfamiliar words systematically. Key definitions are provided: a prefix comes before the root, a suffix follows it, and the root holds the core meaning. The video progresses through warm-up activities where students guess meanings of words like 'Impossible' and 'Misbehave' based on their prefixes. It then details specific prefixes such as MIS (wrongly), DIS (opposite/apart), and RE (again), using comparison tables to distinguish their functions. The lesson concludes by defining suffixes as elements that often change the word class and reinforces the strategy of analyzing word parts to master vocabulary efficiently.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with the core thesis that English words are built, not memorized. The instructor uses a visual analogy of Lego blocks to represent word components. On-screen text explicitly states 'The Secret Behind Every English Word' and defines the three structural elements: PREFIX (comes before), ROOT (core meaning), and SUFFIX (comes after). Examples like 'Impossible', 'Rewrite', and 'Unhappy' are listed to demonstrate how combining these parts creates new words. The teaching cue emphasizes that this method allows learners to construct meaning rather than rote memorization.

  2. 2:00 – 5:00 02:00-05:00

    The lesson transitions into a 'Warm-Up' activity where viewers are challenged to guess the meanings of words like 'Uncomfortable', 'Misbehave', and 'Replay' without looking them up. The instructor introduces the concept of the 'English Word Factory', describing how words are assembled layer by layer. Visual diagrams illustrate that the root acts as raw material while prefixes and suffixes act as modifiers added to it. The key takeaway is that mastering these parts enables students to decode the whole word, reinforcing the 'Built... Not Memorized' philosophy.

  3. 5:00 – 10:00 05:00-10:00

    The focus shifts to defining what a prefix is, with on-screen text stating 'A prefix comes BEFORE the root word' and changes its meaning. The instructor presents a table of top prefixes, listing common examples such as 'Un-', 'In-', and 'Re-'. Visual aids like arrows connect the prefix to the root, showing how 'UN + Happy' becomes 'Unhappy'. The lesson highlights that prefixes are modifiers added at the front of a word, and the instructor underlines key terms like 'BEFORE' to ensure students grasp the positional aspect of prefixes.

  4. 10:00 – 15:00 10:00-15:00

    This segment distinguishes between three specific prefixes: MIS, DIS, and RE. A comparison table clarifies that 'MIS' implies doing something wrongly (e.g., 'Misguide'), 'DIS' indicates an opposite or apart action (e.g., 'Disagree'), and 'RE' signifies doing something again (e.g., 'Rewrite'). The instructor uses checkmarks to highlight correct definitions and underlines key terms. A quick test question appears on screen, prompting students to apply these distinctions immediately. The lesson also reviews memory tricks for prefixes like PRE-, POST-, INTER-, and SUB-.

  5. 15:00 – 20:00 15:00-20:00

    The instructor launches a 'Word Detective' activity, challenging students to identify prefixes and guess meanings for words like 'Unknown', 'Disconnect', and 'Preview' without notes. The on-screen text emphasizes 'One Prefix -> Many Words'. The lesson focuses heavily on the prefix RE-, explaining it means 'again' and showing a 'Prefix Word Tree'. The teaching cue explicitly tells students not to peek at notes, encouraging active recall. This section reinforces the practical application of prefix knowledge in decoding complex vocabulary.

  6. 20:00 – 21:32 20:00-21:32

    The video concludes with a summary of word parts, defining prefixes as elements added before the root to change meaning and suffixes as elements added after that often change word class. On-screen text lists top suffixes like '-able', '-ible', and '-ful'. The final takeaway message reiterates that understanding how words are built is superior to memorizing individual words. The instructor reviews specific examples of prefixes like Un-, Re-, and Mis- alongside suffixes, ensuring students leave with a clear strategy for vocabulary acquisition.

The lecture systematically deconstructs English vocabulary into its constituent parts: prefixes, roots, and suffixes. It begins by establishing a conceptual framework where words are viewed as constructed entities rather than arbitrary memorization tasks. The 'Lego block' analogy serves as a recurring visual metaphor to explain how prefixes (modifiers added before) and suffixes (modifiers added after) interact with the root (core meaning). The instructional flow moves from general definitions to specific applications, starting with a warm-up guessing game that encourages intuitive decoding. The lesson then provides detailed definitions for common prefixes, using comparison tables to differentiate similar terms like MIS (wrongly), DIS (opposite), and RE (again). Interactive elements, such as the 'Word Detective' activity, are used to reinforce learning by requiring students to apply their knowledge without reference materials. The video concludes by introducing suffixes and summarizing the overall strategy: mastering word parts allows for the efficient decoding of new vocabulary. This approach shifts the focus from rote memorization to structural analysis, providing students with a toolset for independent vocabulary expansion.

Loading lesson…