IT402 Unit 4
Computer Architecture

Memory Organization

Unit 4 Study Material

Download detailed notes, important questions and PYQ analysis for IT402 Computer Architecture Unit 4.

🧠 Memory Hierarchy

Memory hierarchy organizes storage from fastest to slowest for better performance.

⚡ Cache Memory

Cache stores frequently used data to reduce CPU memory access time.

🌐 Virtual Memory

Virtual memory gives the illusion of large main memory using secondary storage.

📘

Detailed Notes

Complete notes on computer memory system, memory hierarchy, RAM, ROM, auxiliary memory, associative memory, cache memory, mapping techniques, virtual memory, paging, segmentation and TLB.

Download PDF
⭐

Important Questions

Important RGPV questions on cache mapping, direct mapping, associative mapping, set-associative mapping, virtual memory, paging, page fault and replacement algorithms.

View Questions
📄

PYQ Analysis

Previous year questions and repeated topics from Computer Architecture Unit 4 for quick exam revision.

Open Analysis

Unit 4 Topics

Computer Memory System
Memory Hierarchy
Main Memory
RAM
ROM Chip
Auxiliary Memory
Associative Memory
Cache Memory
Associative Mapping
Direct Mapping
Set Associative Mapping
Write Policy
Cache Performance
Virtual Memory
Address Space
Memory Space
Address Mapping
Paging
Segmentation
TLB
Page Fault
Effective Access Time
Replacement Algorithm