Class 10 ICT Skills Notes | CBSE Employability Skills

Comprehensive Class 10 ICT Skills Notes for CBSE Boards. Includes all key points and excellent for strenghthening concepts and high score.

Session 1: Basic Computer Operations

What is ICT?

• ICT = Information and Communication Technology
• Deals with storing, recording, processing, and sharing digital information.

Computer System Components

• A computer system has two main parts:
  1. Hardware – Physical parts we can see and touch (keyboard, CPU, monitor, mouse, etc.).
  2. Software – Set of instructions that makes the hardware work.
• Operating System (OS) is the most important software — starts when the computer is switched on.
• Examples: Windows, Ubuntu, Mac OS (for computers), Android, iOS (for mobiles)
• Other software: browsers, games, office tools, etc.

Starting a Computer

• Press the Power button → Operating System loads → Display Desktop screen.

Shutting Down

• In Ubuntu: System → Shut Down → closes all applications safely.

Keyboard Keys

Mouse Operations

Session 2: Performing Basic File Operations

Files and Folders

• Files: All information stored in a computer is kept in files. (text, image, sound, etc.).
• File Name Extension: file name and has a file name extension that identifies the file type. (e.g., .txt, .doc, .jpg, .mp3).
• Folders: Locations where multiple files are stored and organized.

Creating a File (Ubuntu)

1. Open the Text Editor (type “editor” in search box) → Type your text.
2. Click Save → choose location → name the file → Save.

Creating a Folder

1. Open File Explorer → Choose location (e.g., Desktop)
2. Right-click → New Folder → Type name → Save

Class 10 ICT Skills Notes | CBSE Employability Skills

Session 3: Computer Care and Maintenance

Importance of computer care and maintenance

• Taking care ensures the computer runs efficiently and lasts longer.
• Protects from dust, damage and unnecessary expenses.

Basic Computer Care Tips

1. Keep Clean –wipes screen with soft cloth, clean keyboard with soft brush.
2. Be careful with food and drinks – avoid eating and keeping glass of water, coffee near computer.
3. Handle device Carefully – Avoid dropping; use covers/cases.
4. Keep computer cool – Ensure fan works; avoid blocking ventilation.
5. Avoid Overcharging of battery – Unplug once battery is full.
6. Plug in device Gently – Do not force USBs/headphones.
7. Do not run too many programs at a time – Close unused apps to prevent lag/crash.

Maintenance Schedule

Backup and Virus Protection

• Backup: Save data to CD/DVD, hard disk, or cloud for safety.
• Antivirus: Detects, removes, and prevents viruses.
• Disk Cleaner: Removes unnecessary files to boost performance.
• SPAM Control: Delete unwanted mails; use filters to block spam.

Session 4: Computer Security and Privacy

Importance of computer security and privacy

• Protects personal, financial, and medical information from misuse.
• Prevents data leaks and identity theft.

Reasons for Security Break

1. We are not careful in giving out personal information over the Internet.
2. Unauthorized access to a computer (not logging out).

Common Computer Threats

Data Protection Measures

1. Strong Passwords – Mix of letters, numbers, and symbols.
2. Antivirus & Firewall – Block, detect, and clean harmful software.
3. Encrypt Data – Convert data into unreadable form (e.g., BitLocker).
4. Use Secure Websites – Always check for https:// and 🔒 lock icon before sharing info.