A/L ICT Chapter 1 Sri Lanka", "Basic Concepts of ICT A/L Syllabus Tamil medium Exam Questions Class Tuition Online Group and Individual

• Primary: "A/L ICT Chapter 1 Sri Lanka", "Basic Concepts of ICT A/L", "ICT A/L syllabus Sri Lanka Tamil medium"

• Secondary: "data information knowledge ICT A/L", "Data Processing Life Cycle A/L", "generations of computers A/L ICT", "socio economic impact of ICT Sri Lanka"

• Long-tail: "A/L ICT structural exam questions Chapter 1", "IPO model data processing A/L ICT", "TACO U information quality A/L"

📌 AEO (Answer Engine Optimization) — Direct Q&A Format

❓ What is the difference between data, information, and knowledge in ICT?

Term	Definition	Example
Data	Unprocessed, raw facts with no meaning	38, C
Information	Processed data in meaningful context	"Colombo temperature is 38°C"
Knowledge	Applying information to make decisions	Turning on AC because 38°C is hot

❓ What is the IPO model in data processing?

Input → Process → Output: Raw data (marks) → Processing (average) → Output (report card)

❓ What are the 5 qualities of good information (TACO U)?

• Timeliness, Accuracy, Completeness, Relevance, Understandability

❓ What are the 5 stages of Data Processing Life Cycle (DPLC)?

1. Data Gathering → 2. Validation → 3. Processing → 4. Output → 5. Storage

❓ What are the 5 components of an Information System?

Hardware, Software, Data, Procedures, People

❓ What are the 5 generations of computers?

Gen	Technology	Key Invention
1st	Vacuum Tubes	ENIAC, punch cards
2nd	Transistors	Assembly language
3rd	Integrated Circuits	Operating systems
4th	VLSI/Microprocessors	PCs, GUI
5th	ULSI	AI, Quantum computing

❓ What is the digital divide in ICT?

Economic/social inequality in access to digital technologies between populations

🌍 GEO (Geographic Optimization) — Sri Lanka Context

📍 Localized Keywords for Sri Lankan Students

• "A/L ICT Tamil medium Sri Lanka"

• "G.C.E. Advanced Level ICT Colombo"

• "ICT past papers Sri Lanka Chapter 1"

• "NVQ ICT course Sri Lanka Tamil"

🇱🇰 Sri Lanka-Specific Examples

• Healthcare: Teledoc services in Colombo hospitals

• Education: Open University of Sri Lanka online portals

• Commerce: Picture乐曲 (e-banking), Mobitel washer (digital wallet)

• Government: e-Government portal for passport/tax filings

🔑 Key Concepts for Structural Exam Questions

Golden Rule: Data → Information Transformation

text

[Raw Data] ───► [Processing] ───► [Information]    (Marks) → (Average) → (Report Card)

Manual vs Automated Processing

Aspect	Manual	Automated
Speed	Slow	Massive speed
Error	High human error	Accurate
Storage	Bulky files	Cloud/hard drives
Search	Difficult	Instant

Socio-Economic Impact — Pros & Cons

✅ Positive	❌ Negative
Distance learning	Digital divide
Telemedicine	Job displacement
e-Banking	RSI, vision strain
e-Government	Cyber risks, malware
	E-waste accumulation