Numerical of Page Table

Duration: 7 min

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Module outline

  1. About the Course: About the Course
  2. Paper-1 & 2 | Basic Numeracy: Ratio and Proportion (Ratios), Divisibility Rules, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Sequence and Series (Series), Speed Time and Distance, Percentage, Average, Mensuration and Geometry, Age Problems, Arithmetic, Statistics, Probability, Profit and Loss, Simple Interest and Compound Interest, Partnership, Speed Mathematics and Basic Mathematics, Algebra, Powers and Exponents (Surds and Indices), Time and Work, Pipe and Cistern, RSSB Specific Videos - Basic Numeracy
  3. Paper-1 & 2 | Data Interpretation: Data Interpretation
  4. Paper-1 & 2 | General Mental Ability: Mental Ability, RSSB Specific Videos - Mental Ability
  5. Paper-1 & 2 | Logical Reasoning and Analytical Ability: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Syllogisms, Seating Arrangements, Blood Relations, Directions (Direction Test), Analytical Reasoning (Counting Figures Reasoning), Puzzle Solving (Puzzles), Calendar, Clock, Cubes & Dices, Venn Diagram, Analogy, Ranking, Order and Sequence, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Data Arrangement, Logical Sequence Of Words, Crypt Arithmetic
  6. Paper-1 & 2 | Decision Making and Problem Solving: Selection Decision Table (Decision Making)
  7. Paper-1 | General Science: Physics, Biology, Chemistry, RSSB Specific Videos
  8. Paper-1 | General Awareness: State Wise GK, GK- Current Affairs
  9. Paper-2 | Fundamentals of Computer: Basics of COA, Number System, Floating Point Rep, Number Representation
  10. Paper - 2 | Digital Logic Systems: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits
  11. Paper-2 | Operating Systems: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Deadlock, Threads & Process Creation, Memory Management, Virtual Memory, Disc Scheduling, File Management, Linux OS, Distributed Systems
  12. Paper-2 | Database Management System: 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
  13. Paper-2 | Data Structures: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  14. Paper-2 | C Programming: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
  15. Paper 2 | Oops, C++, Java: Language Design, OOPS with C++, Java, .Net Programming, Java Fundamentals
  16. Paper 2 | Python: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis
  17. Paper 2 | Emerging Trends and AI: Emerging Tech Trends, Artificial Intelligence
  18. Paper-2 | Algorithms: Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Greedy Algorithms, Advanced Algorithms
  19. Paper 2 | Data Communication and Network Security: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, 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, Network Security, Ethical Hacking
  20. Paper-2 I Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  21. Paper-2 | Computer Organization and Architecture: Cache Memory Organization, Input Output Organisation, Instr Formats & Modes, Control Unit Design, Register Transfer and Microoperations
  22. Paper-2 | Web Development: JavaScript-Basics, HTML Basics, CSS, XML
  23. Pedagogy: Child Development, Concept of Pedagogy, Psychology, Theories, Inclusive Education, Experiential Pedagogy, Curriculum Framework & Reforms, National Education Policy (NEP) 2020
  24. Live Sessions: RSSB Live Sessions
  25. RSSB Paper 1 - Full Mock Tests:
  26. RSSB Paper 2 - Full Mock Tests:
  27. SCI Previous Year Papers:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

The video is an educational lecture on computer architecture, specifically focusing on paging hardware and memory management. The instructor uses a digital whiteboard to solve problems presented in a table format. The table includes columns for System Memory (SM), Logical Address (LA), Main Memory (MM), Physical Address (PA), page bits (p), frame bits (f), offset bits (d), addressable unit, Process Size, and Page Table (PT) Size. The instructor systematically fills in the missing values for three different scenarios, demonstrating the relationships between logical and physical addresses, page table sizes, and memory constraints. He also references a diagram illustrating the paging hardware, showing how the CPU generates a logical address, which is split into a page number and offset, used to index a page table to find a frame number, which is then combined with the offset to form the physical address. The lecture emphasizes the calculation of bits required for different address components based on given memory sizes.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    In the first segment, the instructor focuses on the first row of the table. He writes '34' under the Logical Address (LA) column and '64MB' under Main Memory (MM). He calculates the page bits p as 24 and frame bits f as 16. He determines the offset bits d to be 10. He writes the Physical Address (PA) bits as 26. He calculates the Page Table (PT) Size as 2MB. He points to the diagram below the table, indicating the logical address is split into p and d, where p indexes the page table to retrieve the frame number f. The diagram shows a CPU block, a logical address block split into p and d, a page table block, and a physical memory block. The instructor points to the p part of the logical address and shows an arrow pointing to the page table.

  2. 2:00 – 5:00 02:00-05:00

    The instructor moves to the second row. He writes '44' for LA and '64MB' for MM. He calculates the Physical Address (PA) bits as 36. He writes p as 32 and f as 24. He sets the offset d to 12. He then calculates the Page Table Size. He writes the formula '1GB / 4KB' on the board, representing the process size divided by the page size. He performs the calculation using powers of 2, writing '2^30 / 2^12', which simplifies to '2^18'. He then multiplies by 3 bytes per entry, resulting in '768KB'. He writes '768KB' in the PT Size column. He explains that the page table size depends on the number of pages and the size of each entry.

  3. 5:00 – 7:28 05:00-07:28

    In the final segment, the instructor addresses the third row. He writes '39' for LA and '28' for MM. He calculates the Physical Address (PA) bits as 28. He writes p as 8 and f as 18. He sets the offset d to 8. He writes '512MB' for the Process Size. He completes the table, showing how different memory configurations affect the address structure and page table size. He writes the final values for p, f, and d to complete the third scenario. The instructor ensures all columns are filled for the third row, finalizing the set of examples.

The lecture systematically breaks down the components of paging hardware. By solving three distinct problems, the instructor reinforces the concepts of address translation, page table indexing, and memory size calculations. The visual aids, including the table and the hardware diagram, help clarify the abstract concepts of logical and physical addressing. The progression from simple bit calculations to page table size calculations demonstrates the increasing complexity of memory management.

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