Informatics Practices is a major subject at senior Secondary level of CBSE with an aim of creating a League of students well-versed with Computer practices that apply information Science tools and methods in various fields. The subject ‘Informatics Practices’ focuses on concepts of information Science applications and the basics of a programming language Python with an aim to use it for the management of information effectively. This text book has been so designed that it contains adequate examples and practical question so as to make the learning complete. Written strictly according to CBSE syllabus of subject code 065, This book covers: data Handling database query using SQL computer networks societal impact.