Computer Registers

Duration: 5 min

This video lesson is available to enrolled students.

Return to /learn/NIACL-AO-IT-SPECIALIST/compiler-design-it-specialist/programming-the-basic-computer/computer-instruction/asset-computer-registers after enrolling

Inside: a video lesson and guided study material.

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.

This educational video provides a comprehensive overview of computer registers, explaining their necessity and function within a processor. The lecture begins by outlining the fundamental requirements for a computer's operation, such as instruction sequencing, storing instruction codes, and manipulating data, which necessitate specific registers. It then presents a detailed table listing eight key registers—Data Register (DR), Address Register (AR), Accumulator (AC), Temporary Register (TR), Input Register (INPR), Output Register (OUTR), Program Counter (PC), and Instruction Register (IR)—along with their names, symbol abbreviations, bit sizes, and functions. The video transitions to a block diagram of a computer system, illustrating the interconnection of these registers and the memory unit via a common bus. The instructor explains the control signals (LD, INR, CLR) and the data flow, emphasizing that the Address Register (AR) is used to specify memory addresses and that the Program Counter (PC) holds the address of the next instruction. The lesson concludes with a discussion on how the common bus facilitates data transfer between the registers and memory, and how the input and output registers handle character data.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video begins by explaining the need for various registers in a computer system. It lists the requirements: a counter for instruction sequencing (PC), a register for storing instruction code (IR), registers for data manipulation (AC, TR), and a register for holding a memory address (AR). This leads to the presentation of a table listing eight registers: Data Register (DR), Address Register (AR), Accumulator (AC), Temporary Register (TR), Input Register (INPR), Output Register (OUTR), Program Counter (PC), and Instruction Register (IR). The table specifies their symbol, number of bits (16 for most, 8 for INPR and OUTR), name, and function. For example, DR holds a memory operand, AC is a general-purpose register, and PC holds the address of the next instruction.

  2. 2:00 – 4:57 02:00-04:57

    The video transitions to a block diagram of a computer system, showing the memory unit and the eight registers connected by a common bus. The instructor explains the data flow, noting that the memory unit has a 16-bit address and 16-bit data width. The diagram shows that the Address Register (AR) and Program Counter (PC) are 12-bit registers, and their 12 least significant bits are transferred to the bus. The input register (INPR) and output register (OUTR) are 8-bit registers. The instructor explains that the common bus is used to transfer data between the registers and memory, and that the AR must be used to specify a memory address. The control signals LD (load), INR (increment), and CLR (clear) are shown as inputs to each register, and the video concludes by summarizing the function of the common bus in connecting all components.

The video systematically builds an understanding of computer registers by first establishing the functional requirements for a processor, then detailing the specific registers needed to meet those requirements. It uses a table to define the purpose and size of each register and then visualizes their integration into a complete system with a block diagram. The core synthesis is that a computer's operation relies on a set of specialized registers, each with a distinct function, all interconnected by a common bus to enable data transfer and control, with the Address Register (AR) and Program Counter (PC) playing critical roles in memory addressing and instruction flow.

Loading lesson…