CBSE Class XI · Academic Session 2026–27

Introduction to Computer System

A computer system combines input/output, CPU, memory, storage and software. RAM supports active processing; secondary storage retains data. System software manages hardware while application software serves user tasks.

Syllabus notes

A computer system combines input/output, CPU, memory, storage and software. RAM supports active processing; secondary storage retains data. System software manages hardware while application software serves user tasks.

Practice

Official CBSE curriculum (2026–27)