GyanDesk

Information Technology

  • Difference between OSI and TCP IP model

    Difference between osi and tcp ip model​: Feature OSI Model TCP/IP Model Number of Layers 7 4 Purpose Theoretical, for understanding networks.…

  • Difference between MAC and IP addresses

    Computers and mobiles need two types of addresses to communicate:✔ MAC Address✔ IP Address These two work together to ensure data reaches…

  • Databse Keys: Primary, Foreign, Candidate, Composite, and Super Key

    ⭐ 1. PRIMARY KEY (PK) ✔ Definition: A Primary Key is a column (or set of columns) that uniquely identifies each row…

  • Database Security: User Authentication and Authorization

    1. Database Security 2. User Authentication (WHO) Definition: Verifying user’s identity before access. Types (Mnemonic → P-M-B-T-C): Best Practices:✔ Strong passwords✔ Use…

  • Differences between unicast, multicast, and broadcast

    1. Overview 2. Definitions with Examples A. Unicast B. Multicast C. Broadcast 3. Key Differences Feature Unicast Multicast Broadcast Destination Single receiver…

  • DevOps

    1. What is DevOps? 2. Key Principles Principle Simple Idea Explanation Collaboration Break silos Dev, Ops, QA, and Security work together throughout…

  • DCL: GRANT, REVOKE

    Commands used to control user permissions and access in a database. Main Commands: 1. GRANT (Give Permission) Syntax: Examples: Key Points: 2.…

  • DDL Commands: CREATE, ALTER, DROP

    Commands used to define or change the structure of database objects (tables, views, indexes). Main Commands: 1. CREATE (Make New Object) Syntax:…

  • DML: SELECT, INSERT, UPDATE, DELETE

    Commands used to retrieve, add, modify, or delete data in a database. Main Commands: 1. SELECT (Retrieve Data) Syntax: Examples: Key Points:…

  • Docker Multiple Website Hosting

  • Information Technology

    Your gateway to IT knowledge—coding, cloud computing, AI, data science, and tech innovations. Unix/Linux Access curated notes and guides to build a…

  • Role of Technology in Bank

    1. Introduction Technology has become the central nervous system of banking — not just support, but the core driver of how banking…

  • Banking Emerging Trends

    ⭐ SECTION 1: INTRODUCTION Banks in India are rapidly shifting from branch-based banking → digital, customer-first banking.This change is driven by technology,…

  • Technology Trends in Banking

    This topic covers the new and emerging technologies that are shaping the future of the banking industry, moving beyond the current CBS…

  • Security Considerations and Mitigation Measures in Banks

    As banking has become highly dependent on technology, protecting data, funds, and systems from various threats has become a top priority. This…

  • File Systems

    A File System is the method an operating system uses to control how data is stored, organized, and retrieved on a storage…

  • Memory Management

    Paging Paging is a memory management technique used by operating systems to handle a computer’s memory efficiently. Think of it this way:…

  • Process Management & Synchronization

    Process A process is essentially a program in execution. It’s the active entity, unlike a program file which is just a passive…

  • Unix Operating System

    📚 Table of Contents 1: Unix Getting Started 🌟 What is Unix? 🏗️ Unix Structure ⚡ Starting Up Unix 💻 What is…

  • Machine Learning (ML)

    Machine Learning for Competitive Exams 2025 – IBPS, RBI, UPSC, SSC Complete Guide 🤖 AI & Technology · Banking Exam 2025 Machine…

  • Natural Language Processing (NLP) Simplified: Your Go-To Guide

    1️⃣ What is NLP? 2️⃣ Why is NLP Important? 3️⃣ Levels of Language in NLP Level Meaning (Simple) Example idea Morphology Word…

  • Video-Based Life Certificate

    A digital service launched for Central and State Government pensioners. Allows pensioners to submit their life certificates via video call from the comfort of their homes.…

  • Virtual RM & Gen AI Chatbot

    Overview ADITI (Virtual RM) – Your 24/7 Banking Assistant ADITI is a smart virtual assistant designed to make banking easier and more…

  • 🔒 Credential Stuffing: What It Is & How to Protect Yourself

    🎯 What is Credential Stuffing? Credential stuffing is when hackers use stolen usernames and passwords from one website to break into other accounts. For example,…