Encoding Schemes and Number System
Karnataka Board · Class 11 · Computer Science
Complete topic list for Encoding Schemes and Number System in Karnataka Board Class 11 Computer Science. Key concepts, sub-topics, and what to focus on for board exams.
Topics in Encoding Schemes and Number System
Introduction to Encoding
- Computers understand only binary language (0s and 1s)
- When a key is pressed, it is mapped to a unique code and then converted to binary
- Example: Key 'A' → ASCII code 65 → Binary 1000001
ASCII (American Standard Code for Information Interchange)
- Developed in early 1960s for standardizing character representation
- Uses 7 bits to represent characters
- Can encode 2^7 = 128 different characters
ISCII (Indian Script Code for Information Interchange)
- Developed in mid-1980s for Indian languages
- 8-bit code representation (2^8 = 256 characters)
- Retains all 128 ASCII codes
UNICODE
- Universal standard incorporating all written languages of the world
- Provides unique number for every character regardless of platform/device
- Common encodings: UTF-8, UTF-16, UTF-32
Key Concepts
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What are the important topics in Encoding Schemes and Number System for Karnataka Board Class 11 Computer Science?
Encoding Schemes and Number System covers several key topics that are frequently asked in Karnataka Board Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Encoding Schemes and Number System — Karnataka Board Class 11 Computer Science?
Start by understanding all key concepts. Practise previous year questions from this chapter. Revise formulas and definitions regularly. Use flashcards for quick revision before the exam.
Sources & Official References
- Karnataka SSLC — kseeb.kar.nic.in
- Dept of Pre-University Education, Karnataka
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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