About the book
The twenty-first century is better known as Computer Era. During this century, the powerful programming languages have been developed to provide an effective support for creating efficient software.
Presenting here the latest edition of Textbook of computer science with python that apart from containing the updated syllabus, also covers case study based questions, NCERT books questions, Assertion-reason type and examination questions.
Strictly adhering to the CBSE curriculum for computer science (083) for class XII, the book has been divided into three units.
Unit 1: Computational Thinking and Progamming-2 (Chapters 1 to 7)
Initially, it starts with revision of python programming of Class XI. Further, it covers the chapter which includes functions. It further deals with file handling of text, binary and csv files. At last, it covers data structures (stacks and queues) along with Python libraries.
Unit 2: Computer Networks (chapters 8 to 9)
It mainly concentrates on computer networking starting with evolution of networking, data communication terminologies, transmission media, network devices, network topologies and network protocols,, mobile telecommunication technologies and finally web services.
Unit 3: Database Management (Chapters 10 to 12)
It starts with an introduction of DBMS. Further it deals with RDBMS , Structured query language, SQL commands, SQL functions , interface of Python with an SQL database.
A special care has been taken to explain the topics in lucid language. Each chapter contains adequate illustrations from simple to complex to make the topics easier. All the solved Python codes are well tested on the computer before incorporating in the text book.
In spite of our strenuous efforts errors may remain in one form or the other. Students and the readers are requested to bring the same to our knowledge. We have tried our level best to give out of our knowledge to fulfill the need of the students.
About the author
KL KALRA –
Very good handbook of Python
Prafulla gouda –