Cubes & Dice (Part 1)

Duration: 11 min

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Inside: a video lesson and guided study material.

Module outline

  1. About the course: About the Course
  2. General Knowledge: Polity, Physics, Biology, State Wise GK, Chemistry, History, Geography, GK- Current Affairs, Indian Economy, Static General Knowledge, Environment, Evolution of Indian Banking (Banking & Financial Awareness)
  3. Mental Aptitude and Reasoning: Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Permutation and Combination, Number System, 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), Vocabulary, Profit and Loss, Arithmetic, Mental Ability, Percentage, Algebra, Mensuration and Geometry, Age Problems, Clock, Calendar, Verbal Analogy (Word Based Analogy), Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Analogy, Analytical Reasoning (Counting Figures Reasoning), Puzzle Solving (Puzzles), Selection Decision Table (Decision Making), Cubes & Dices, Blood Relations, Venn Diagram, Logical Sequence Of Words, Inequality, Directions (Direction Test), Data Arrangement, Facts, Inference and Judgements, Syllogisms, Seating Arrangements, Ranking, Order and Sequence
  4. CS | Computer Fundamentals: Basics of COA, Number System, Number Representation, C Fundamentals, Algorithm Analysis, Input Output Organisation
  5. CS | Database Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, SQL
  6. CS | Workplace productivity Tools: MS Office Applications, Keyboard Shortcuts
  7. CS | Computer Networks: Introduction to CN, Data Communication, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Transport Layer Services, Application Layer, Hardware Basics, Network Security
  8. CS | The Internet: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Web Publishing & Hosting, Server Side & Security, Emerging Technologies
  9. CS | Emerging Technologies: Artificial Intelligence, Emerging Tech Trends, Introduction to OS, Windows OS, Linux OS, Unix OS, JavaScript-Basics
  10. CS | Boolean algebra: Digital Systems & Boolean Basics, Boolean Expression, Boolean Minimization, Logic Gates & Hardware
  11. CS | Data Structures: Introduction to DS, Array, Stack, Queue
  12. CS | Cryptography: Society, Law & Ethics, Cyber Threats and Malware Attacks, Role of Internet and Web Services, Security in Mobile and Wireless Computing, Electronic Data Interchange and E-Commerce, Physical Security and Cryptography Basics, Intrusion Detection Systems (IDS), Cyber Safety and Security
  13. UP Police Previous Year Papers:
  14. UP Police Full Mock Tests:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video is a lecture on non-verbal reasoning, specifically focusing on pattern recognition and the analysis of cube and dice problems. The instructor, Yash Jain, begins by introducing the topic of pattern recognition with a question involving a pentagon with internal symbols. The main content then transitions to a detailed explanation of how to determine the opposite faces of a standard six-faced die from its two-dimensional net. The video demonstrates a systematic method: identifying the faces that are adjacent to a given face and then deducing the single face that is not adjacent, which must be opposite. This is illustrated with multiple examples, including a die with numbers 1-6 and another with mathematical symbols. The instructor uses a step-by-step approach, writing down the relationships (e.g., '1 lies opposite 6') to reinforce the logic. The video concludes with a final 'Thanks for Watching' screen.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with a title slide for 'PATTERN RECOGNITION' followed by a lecture slide for 'NON-VERBAL REASONING TEST' by Yash Jain. The instructor introduces a problem involving a pentagon with internal symbols, labeled A, B, C, and D, which is part of a 'Symbol Series' question. The instructor is visible in a small window, explaining the concept of pattern recognition in non-verbal reasoning.

  2. 2:00 – 5:00 02:00-05:00

    The video transitions to a new topic, 'Cubes & Dices', displayed on a pink background with space-themed graphics. The instructor, Yash Jain, begins to explain the concept of a cube net. The first example shown is a cross-shaped net of a die with faces numbered 1 through 6. The instructor starts to analyze the relationships between the faces, writing '1-5' and '3-6' on the screen to begin the process of identifying opposite faces.

  3. 5:00 – 10:00 05:00-10:00

    The instructor continues to solve the die problem. He systematically identifies the opposite faces by analyzing the adjacency of the numbers on the net. He writes down the relationships: '1 lies opposite 6', '2 lies opposite 4', and '3 lies opposite 5'. He then moves to a second example, a different die net with numbers 1, 2, 3, 4, 5, 6 arranged in a different pattern, and begins to apply the same logic to find the opposite faces, writing '1-4', '2-6', and '3-5'.

  4. 10:00 – 11:13 10:00-11:13

    The video presents a third example of a die net, this time with mathematical symbols (+, -, x, =) on its faces. The instructor analyzes this net, writing '1 lies opposite 3' and '2 lies opposite 4' to determine the opposite faces. The video concludes with a final screen that says 'THANKS FOR WATCHING' over a blue, digital background.

The video provides a structured and methodical lesson on solving cube and dice problems, a common topic in non-verbal reasoning. The core teaching method is to use the 2D net of a cube to deduce the 3D spatial relationships, specifically which faces are opposite to each other. The instructor establishes a clear, repeatable process: for any given face, the face that is not adjacent to it on the net is the one opposite to it. This is demonstrated through multiple examples, first with numbers and then with symbols, reinforcing the concept that the logic is independent of the symbols themselves. The progression from a general introduction to specific, worked examples ensures a comprehensive understanding of the pattern recognition skill required for such questions.

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