Course module

Computer Architecture (IT Specialist) — NIACL AO 2026 IT SPECIALIST

Lessons: 215
Duration: 18 hr 40 min
PYQs: 428
Practice: 1399

7% of this course's PYQ weight is covered in this module.

Syllabus index

Lessons in this module

215 linked lessons

updatedDrm Video

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Lessons in this module

Basics of COA

Introduction, H/W & S/W

Input Output Devices

Basics of Memory

Evolution & History

Computer Classification & Flynn’s Taxonomy

CPU Organization Basics

Instruction Set Architecture (ISA) & Design

Encoding Schemes

Types of Software

Computer Interfaces

Floating Point Rep

Floating Point Basics

IEEE 754 Standards

Booth’s Algorithm

Cache Memory Organization

Hierarchy & Locality

Units & Cache Mapping Techniques Basics

Direct Mapping

Associative Mapping

Set Associative Mapping

Cache Replacement Policies & Miss Types

Memory Organisation & Performance

Coherence & Write Policy

Input Output Organisation

Interface & Addressing

Programmed IO

Interrupt Driven IO

Direct Memory Access DMA

Disk Structure & Address

Disk Access Time & Performance

Pipelining

Pipelining Basics

Performance & Speedup

Structural & Control Hazards

Data Hazards & Soln

Vector Processing Unit

Instr Formats & Modes

Instruction Structure

Basic Addressing Modes

Complex & Rel Modes

Control Unit Design

Instruction Types

Hardwired & Microprogrammed CU

RISC vs CISC Arch

Multi-Topic Content (Cross-Concept Material)

Register Transfer and Microoperations

Register & Bus Organization

Data Manipulation Micro-Operations

Multiprocessors

Multiprocessor Fundamentals

Multiprocessor Classification

Interprocessor Communication Unit

Programming the Basic Computer

8085 & 8086 Basics

Computer Instruction

Assembly & Assembler Design

Program Control & I/O Handling

Previous-year questions

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