CLASS 12 CS (3 MARKS QUESTIONS)

TOPICS

ACCORDING TO THE SYLLABUS 2020-21

Unit I: Computational Thinking and Programming

1. Revision of basics of Python
2. Functions
3. File Handling
4. Using Python Libraries
5. Recursion
6. Idea of Efficiency
7. Data-Structures

Unit II: Computer Networks

1. Evolution of Networking
2. Data Communication Terminologies
3. Transmission Media
4. Network Devices
5. Network Topologies and Types
6. Network Protocols
7. Mobile Telecommunication Technologies
8. Network Security Concepts
9. Introduction to Web Services
10. E-commerce Payment Transactions

Unit III: Database Management

1. Database Concepts
2. Relational Data Model
3. Structured Query Language (Data Types, SQL Commands, SQL Functions, Joins)
4. Interface of Python with SQL Database