COA Practical Codes

Welcome to the practical codes repository for Computer Organization and Architecture (COA). Explore core assembly-level practicals with code samples and simulations.

Experiments List

Experiment 1: Installation & Configuration of DOS, MASM, Debug & X86 Mode

Experiment 2: ALU Operations (ADD, SUB, MUL, DIV, AND, OR, XOR, NOT) in 8086 using MASM & Debug

Experiment 3: Block Transfer and Block Exchange using Index Registers

Experiment 4: Displaying 8086 Processor's Flag Register Content on Monitor

Experiment 5: Two 8-bit BCD Additions with Keyboard Input & Output using INT 21H

Experiment 6: Designing 4x4 Memory using 1x1 Memory Chips (COA Virtual Lab)

Experiment 7: Assembly Program to Check Even or Odd Number

Experiment 8: Assembly Program to Calculate String Length

Experiment 9: String Operations in 8086 using DOS/BIOS Interrupts (MASM)

Experiment 10: Cursor Activity (Hide/Box Cursor) using INT 10H

Experiment 11: File Operations using DOS Interrupts (C/MASM)