Introduction to IT Systems-I (Polytechnic Text Book I Semester)

Introduction to IT Systems-I (Polytechnic Text Book I Semester) is a Hindi-medium textbook for first-semester students on the BTER Jodhpur syllabus. The units cover: - Introduction to Computer Systems - Computer Hardware and Peripherals - Operating System - Digital Communication and Internet Concepts - Computer System Security - Introduction to IT Systems-I Lab The book introduces how a computer system is organised, the hardware and peripheral devices attached to it, and the role of the operating system, then explains digital communication and the internet and the basics of keeping a computer secure. The lab unit supports hands-on practice. Written by Narendra Jain, Kapil Kumar Jyani, Dr. B. L. Jinakar and Rachit Jangid, the 224-page 2025 edition is common for all branches. It is meant for first-semester polytechnic students in Rajasthan who want an Introduction to IT Systems-I textbook in Hindi covering both theory and lab work.