A/L ICT Chapter 1 Sri Lanka Basic Concepts of ICT A/L Tamil medium 2026 2027 2028

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Reference Number: AD00648
Subjects:
A/L - Technology (Local)
Information & Communication Technology(ICT)
A/L General Subjects
General Information Technology(GIT)
IT
Programming
IT / Computer Subjects
Coding for Kids Microsoft Office (Word Excel PowerPoint) Programming Languages Web Design (HTML CSS JS)
Languages
Tamil
University / Professional Courses
Web Development
Class Size: Individual
State: online
District:
Areas:
Conducted By: ITClassSL
Qualification: BSC Hons IT, MBA IT
Class Fee: Rs. 500
Phone: Phone 0729622034
WhatsApp: WhatsApp 94729622034
Email: Email itclasssl@gmail.com
Description: 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"

πŸ“Œ AEO (Answer Engine Optimization) β€” 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 38Β°C"
Knowledge Applying information to make decisions Turning on AC because 38Β°C is hot
❓ What is the IPO model in data processing?
Input β†’ Process β†’ Output: Raw data (marks) β†’ Processing (average) β†’ 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)?
Data Gathering β†’ 2. Validation β†’ 3. Processing β†’ 4. Output β†’ 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) β€” Sri Lanka Context
πŸ“ 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"

πŸ‡±πŸ‡° 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

πŸ”‘ Key Concepts for Structural Exam Questions
Golden Rule: Data β†’ Information Transformation
text
[Raw Data] ───► [Processing] ───► [Information]
(Marks) β†’ (Average) β†’ (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 β€” Pros & Cons
βœ… Positive ❌ Negative
Distance learning Digital divide
Telemedicine Job displacement
e-Banking RSI, vision strain
e-Government Cyber risks, malware
E-waste accumulation
A/L ICT Chapter 1 Sri Lanka Basic Concepts of ICT A/L Tamil medium 2026 2027 2028 - A/L - Technology (Local): Information & Communication Technology(ICT) | A/L General Subjects: General Information Technology(GIT) | IT: Programming | IT / Computer Subjects: Coding for Kids, Microsoft Office (Word, Excel, PowerPoint), Programming Languages, Web Design (HTML, CSS, JS) | Languages: Tamil | University / Professional Courses: Web Development | ITClassSL

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