This book is Informatics Practices: A Text Book for Class XI, an English medium (अंग्रेज़ी माध्यम) title by Sumita Arora, published by Dhanpat Rai & Co. and prepared as per the CBSE syllabus for the 2026-27 session. It is written entirely in English (Roman script), with no Hindi content. Sumita Arora's books are among the most widely used names for CBSE computer subjects, and this volume covers the complete Class 11 Informatics Practices course — computer system and its components, introduction to Python programming, database concepts and SQL, and emerging trends in computing. The book explains each topic in simple language with worked examples, program code, screenshots and step-by-step practical work, followed by solved questions and chapter-end exercises in the CBSE examination pattern. Key Features: English medium book — complete content written in English (Roman script), no Hindi content By Sumita Arora, published by Dhanpat Rai & Co. As per the CBSE syllabus for Class 11 (Class XI) Informatics Practices, 2026-27 session Covers computer system — hardware, software, memory and number system basics Covers introduction to Python — data types, operators, control statements, lists and functions Covers database concepts and SQL queries Covers emerging trends in computing Worked examples with Python program code and outputs Practical work with step-by-step explanation Solved questions and chapter-end exercises in CBSE pattern Suitable for CBSE Class 11 school exam and practical/project preparation 'Informatics Practices: A Text Book for Class XI' सुमिता अरोड़ा द्वारा लिखी गई है और Dhanpat Rai & Co. द्वारा प्रकाशित है। यह पुस्तक सत्र 2026-27 हेतु CBSE कक्षा 11 (Class XI) के Informatics Practices विषय के लिए CBSE पाठ्यक्रम के अनुसार तैयार की गई है। इसमें कंप्यूटर सिस्टम, Python प्रोग्रामिंग का परिचय, डेटाबेस अवधारणाएँ एवं SQL तथा उभरती प्रौद्योगिकियाँ (Emerging Trends) को कवर किया गया है, साथ ही प्रोग्राम कोड सहित उदाहरण, प्रायोगिक कार्य, हल किए गए प्रश्न एवं CBSE पैटर्न पर अभ्यास प्रश्न भी दिए गए हैं। ध्यान दें: यह पुस्तक पूर्णतः अंग्रेज़ी भाषा एवं रोमन लिपि में है, हिन्दी में नहीं।