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Showing posts from October, 2025
1. What is Data? 👉 Definition: Data is raw facts and figures which by itself may not have meaning. ✅ Example: Numbers: 50, 70, 90 Words: "Kiran" , "Bhadrak" Date: 09-10-2025 These are just values, not yet processed. 2. What is Information? 👉 Definition: Information is processed or organized data that gives meaning and is useful for decision-making. ✅ Example: Data: 50, 70, 90 Information: “The average score of the student is 70 marks .” Here, data is analyzed → becomes meaningful. 3. What is a Database? 👉 Definition: A database is an organized collection of related data stored in a structured form so that it can be easily accessed, managed, and updated. ✅ Example: A Student Database : Roll No Name Class Marks 101 Riya 10 85 102 Kiran 10 78 103 Jyoti 10 92 This database stores student details systematically. 4. What is a Relational Database? 👉 Definition: A relational database stores data in t...