CBSE Class 10 · Information Technology · board exam 2027
Chapter 4: Maintain Healthy, Safe and Secure Working Environment — notes
The chapter’s 6 parts in the book’s order — the first idea of each and the points Medha Ma’am writes on the board — and the summary at the end. The full lesson and a check question for each part are in the app.
1. Health, Safety and Security at Workplace
Okay, so let's talk about working in an IT company.
- • Health = physical + mental + social well being
- • Safety = free from hazard and risk
- • Hazard = can cause harm; Risk = probability of harm
- • Security = freedom from potential harm
- • Security dept: personal, computer, electrical, transport, equipment safety
2. Policy for Health, Safety and Security
Okay, so let's talk about who prepared this policy, and why it even matters.
- • Policy = written statement by employer
- • Prepared by: Department of IT (DoIT)
- • Reasons: shows commitment, links safety with performance,
- • fixes accountability, follows OH&S policy, prevents illness
3. Workplace Safety Hazards
Okay, so — let's talk about hazards.
- • Hazard = a danger or risk
- • Types: biological, chemical, physical, ergonomic
- • Physical hazard: floors, machines, electricity
- • Falling/slipping causes: faulty ladders, contact with electricity, uneven floor
- • Avoid: clean spills immediately, proper lighting, repair damaged equipment
4. Electrical, Fire and Health Hazards
Okay, so let's talk about hazards at the workplace.
- • Electrical hazard: direct contact with live wire / indirect via conductor
- • Causes: worn wiring, overloading, faulty equipment
- • Fire hazard: poor housekeeping standards
- • Know: emergency exits, fire extinguishers, alarms
- • Health hazard: affects skin, eyes, ears, lungs, nervous system
5. Hazards While Using Computers and Hazard Control
Okay, so let's talk about hazards when you use computers.
- • Computer hazards: poor posture, repetition, glare
- • Solution: stretch, yoga at regular intervals
- • Hazard control hierarchy:
- • 1. Eliminate the hazard
- • 2. Isolate the hazard (e.g. insulate noise)
- • 3. Minimise injury (protective equipment)
6. Safety Guidelines Checklist
Okay, so let's talk about keeping your workplace safe.
- • Store chemicals in closed containers
- • Throw garbage daily; keep lighting proper
- • No loose clothing/jewellery near machines
- • Wear goggles, masks, gloves, hair nets as needed
- • Shut down machines before leaving; repair torn wires
- • Report unsafe conditions to supervisor
Summary
Okay, so let's go back over what this chapter taught you. Every workplace must take care of four things — health, which includes mental and social well being, safety from hazards and risk, and security from potential harm. And the Department of Information Technology prepares policies to make sure this happens. Good, now think about hazards. You learnt they're classified into four types — biological, chemical, physical, and ergonomic. Physical hazards, like falling, slipping, and electrical accidents, need careful prevention. How? Through proper arrangement, cleaning, and inspection. You also learnt about fire hazards, and health hazards that affect the body. Here's something close to home — using computers can cause posture problems and glare related problems. And these are managed through stretching and yoga. Then came the hazard control hierarchy. Do you remember its three steps? Eliminating the hazard, isolating it, and minimising it. Finally, you went through the safety guidelines checklist — it covered chemicals, garbage, lighting, clothing, protective items, machines, wires, and reporting unsafe conditions. That's the whole chapter in one breath. Now tell me — out of all these, which hazard do you think is easiest to prevent in your own classroom?
AskMedha · Medha Ma’am — CBSE Class 10 Information Technology, Chapter 4. Written from the textbook, checked twice.
Questions parents and students ask
- How do I get the "Maintain Healthy, Safe and Secure Working Environment" notes as a PDF?
- Press "Save as PDF" — the phone’s print sheet opens; choose "Save as PDF" there. The PDF holds the notes only.
- Where are these notes written from?
- From the chapter’s own textbook text, part by part, in the book’s own terms; a second, independent model then checked every part against the book. The full lesson, a check question for each part and the practice are in the AskMedha app.
The same preparation, with Medha Ma’am — on your phone
Every question of every chapter with its model answer, practice questions in the board’s own shapes, 60 minutes of class a day, written answers marked, a test every Sunday and a WhatsApp report to parents.
Medha Ma’am is an AI teacher, not a live tutor. Every answer is checked twice; a person takes responsibility.