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. 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…
What is a computer network? A computer network is a collection of interconnected computers. Two computers are said to be interconnected if they are capable of sharing hardware, software and exchanging information. Name the architectures that are involved in network design? Peer to peer (P2P) Client – Server Hybrid of client-server and P2P List the…
A- Quick Revision SQL Stands for: Structured Query Language SQL is a type of: Relational Database Management System A type of database in which data is stored in the format of rows and columns i.e. in a table is called: Relational Database Management System Table in RDBMS is known as: Relation Row in RDBMS is…
MySQL Functions Functions are used to perform some specific task. Every functions has a particular pre-defined tasks. functions are categorized into two parts. 1. Single Row Functions These functions operates on a single row at a time. These functions are categorized into following parts- i. Math Functions ii. String Functions iii. Date and Time functions…
1-Define hub. Ans- A hub is a hardware device used to connect several computers together Hubs can be either active or passive Hubs usual. it can support 8, 12 or 24 RJ45 ports 2-Define modem. Ans- MOdulator – DEModulator (or Modem) is a device that connects telephone line to computer It converts digital signal to…
1.Create a text file “intro.txt” in python and ask the user to write a single line of text by user input.
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…
