DR. PANKAJ DADHICH

Cloud Computing Service Models

Cloud Computing Service Models  Cloud computing services are categorized into five models based on specific needs, control, flexibility, and management: IaaS, PaaS, SaaS, FaaS, and CaaS.   1. Infrastructure as a Service (IaaS)      Definition : It provides virtualized computing resources (e.g., VMs, storage, networking) over the Internet , offering high f…

Comparison between Cloud Computing Architecture and Traditional Computing Architecture (Client/Server Model)

Comparison between Cloud Computing Architecture and Traditional Computing Architecture (Client/Server Model) Key Differences: Structure : Cloud is virtualized/distributed; traditional is physical/localized. Scalability : Cloud scales dynamically; traditional scaling is slow and costly. Cost : Cloud uses OPEX (pay-per-use); traditional…

Cloud Computing Architecture

Cloud Computing Architecture Cloud computing architecture connects frontend (user-facing) and backend (provider-managed) components via the internet, with management and security layers ensuring efficiency and protection. Each layer has distinct roles, features, and use cases. Frontend: User interface (e.g., AWS Console, mobile apps) for accessing and mana…

ONE SHOT OF IOT PAPER

IMPORTANT QUESTIONS OF PHP

IMPORTANT QUESTIONS OF PHP   UNIT – I :- INTRODUCTION TO PHP.  Short Questions and Answers 1. What does PHP stand for?     Answer: PHP stands for Hypertext Preprocessor. 2. Who created PHP and in what year?     Answer: PHP was created by Rasmus Lerdorf in 1994. 3. What is the role of Apache in the AMP stack?     Answer: Apache acts as the web server, handli…