Loaded and Linker

Duration: 3 min

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Module outline

  1. Quantitative Aptitude: Ratio and Proportion (Ratios), Data Interpretation, Mixture and Alligation, Permutation and Combination, Number System, Sequence and Series (Series), Speed Time and Distance, Speed Mathematics and Basic Mathematics, Algebra, Percentage, Profit and Loss, Simple Interest and Compound Interest, Powers and Exponents (Surds and Indices), Time and Work, Mensuration and Geometry, Partnership
  2. Reasoning Ability: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Seating Arrangements, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Directions (Direction Test), Ranking, Order and Sequence, Syllogisms, Blood Relations, Puzzle Solving (Puzzles), Inequality, Machine Input-Output
  3. English Language: Vocabulary, Noun, Subject Verb Agreement (Verb Noun Agreement), Adjectives, Tenses, Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Cloze Test (Cloze Passage), Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Sentence Construction, Pronoun, Preposition, Conjunction, Adverb, Verb, Modals, Articles, Determiner, Interjection
  4. General Awareness: Evolution of Indian Banking (Banking & Financial Awareness), GK- Current Affairs, Static General Knowledge, Indian Economy
  5. C Concepts + MCQs (IT Specialist): C Programming by Yash Sir, C Language Core
  6. Java (IT Specialist): Java
  7. Python (IT Specialist): Python for Placements by Yash Sir, Python Basics
  8. OOPs (IT Specialist): Object Oriented Programming (OOPS)
  9. DBMS (IT Specialist): Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, File Organization & Indexing, Relational Algebra, Relational Calculus, Transaction Management, Concurrency Control, Database Recovery, ORDBMS, Database Security & Authorization, Query Processing & Optimization, Enhanced Data Models, Data Warehousing & Mining, Big Data Systems, NoSQL
  10. SQL (IT Specialist): SQL
  11. Software Engineering (IT Specialist): Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  12. Data Structure (IT Specialist): Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  13. Operating System (IT Specialist): Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Deadlock, Threads & Process Creation, Memory Management, Virtual Memory, Disc Scheduling, File Management, Windows OS, Linux OS, Security, Distributed Systems, Virtual Machines
  14. Compiler Design (IT Specialist): 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
  15. Computer Architecture (IT Specialist): Basics of COA, Floating Point Rep, Cache Memory Organization, Input Output Organisation, Pipelining, Instr Formats & Modes, Control Unit Design, Register Transfer and Microoperations, Multiprocessors, Programming the Basic Computer
  16. Data Communication & Networking (IT Specialist): 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, Network Security
  17. Descriptive Test (Main Exam): English Writing Ability
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

The lecture focuses on the concept of relocatable machine code within the context of a language processing system. The instructor explains that this type of code can be loaded at any memory point and run, with addresses designed to cooperate with program movement. A detailed diagram illustrates the steps from High-Level Language (HLL) through preprocessing, compilation, and assembly to the final target machine code. The instructor uses a specific if-else logic example to demonstrate how assembly code uses relative jumps to handle control flow without fixed absolute addresses. Presented by Sanchit Jain Sir from Knowledge Gate Educator.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The instructor begins by defining Relocatable Machine Code using a slide that highlights its ability to be loaded at any point. He references a vertical flowchart showing the Steps in a Language Processing System, tracing the path from HLL down to Machine Code (Relocatable) produced by the Assembler. To clarify the concept, he writes out assembly instructions for a conditional statement, underlining specific lines like if (a<b) goto (i+3) and i+2) goto (i+4) to show how the program flow jumps between relative offsets rather than fixed memory locations. He explicitly points out the lines i+1) t=0 and i+3) t=1 to show the assignment logic.

  2. 2:00 – 3:22 02:00-03:22

    The session transitions to the roles of the Linker and Loader. The slide explains that these tools convert relocatable code into absolute code, preparing it for execution. A flowchart visualizes the process: Source Program -> Assembler -> Object Program -> Linker -> Executable Code -> Loader -> Memory. The instructor briefly displays assembly code for a for loop to reinforce the concept of relative addressing in loops. Finally, he introduces Compiler Design, presenting a slide that divides the compiler into an Analysis phase (Front-end) and a Synthesis phase (Back-end), listing components like the Lexical Analyzer, Syntax Analyzer, and Code Optimiser. He underlines the text Linker loads a variety of object files into a single file to make it executable.

The lesson effectively bridges the gap between low-level code generation and system execution. It starts by defining the flexibility of relocatable code and how assembly instructions manage relative jumps. It then explains the necessary system utilities (linker/loader) that finalize the code for the CPU. The lecture concludes by contextualizing these steps within the broader architecture of a compiler, separating the understanding of source code (analysis) from the generation of target code (synthesis).

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