Here are the examples of different types of DBMS. 1. Hierarchical DBMS (Tree Structure) Structure: Data stored in a tree-like structure (Parent → Child relationship). Each child has only one parent, but one parent can have many children. Example: Windows Registry IBM Information Management System (IMS) Organization structure example– Principal ├── Teacher │ ├── Student1…
DBMS (Database Management System) 1. Introduction DBMS stands for Database Management System. It is used to store, manage, and retrieve data efficiently. Example: MySQL, Oracle, SQL Server, MS Access, PostgreSQL. 2. Database A database is a collection of related data. It stores data in an organized form (tables). Example: A…
1.Create a text file “intro.txt” in python and ask the user to write a single line of text by user input.
1. Meaning of r+ , w+ and a+ These modes are read + write combination modes. They allow both reading and writing operations on a file. r+ Mode (Read and Write) Opens file for both reading and writing. File must exist, otherwise error. Writing starts from the beginning of the…
CSV File in Python CSV stands for Comma Separated Values. It is used to store tabular data (rows and columns). Data values are separated by commas (,). CSV files usually have .csv extension. Commonly used in Excel, databases, and data exchange. Example of CSV file- RollNo,Name,Marks 101,Aman,85 102,Riya,90 103,Rahul,78 CSV Module in Python Python provides…
Binary File Handling in Python Binary files store data in binary format (0s and 1s) instead of plain text. Examples: Images, videos, executables, .dat, .bin files. Mode Description ‘rb’ Read binary file ‘wb’ Write binary file ‘ab’ Append binary file ‘r+’ Read and write binary file Writing Data to Binary file…
Text Files Text files store data in text form only. They use ASCII or Unicode characters. Each line ends with EOL (End of Line) — usually \n. To work on a file: open → write → save → close. You can also open an existing file to read or edit data. Same method is used…
In today’s digital era, Computer Science and Information Technology (IT) are the driving forces behind innovation and progress. From Artificial Intelligence (AI), Machine Learning (ML), Cybersecurity, Cloud Computing, Data Science, and Software Development to Web & Mobile App Development, technology is shaping the future of every industry. This website is created for learners, students, and…
