Cloud computing

Presenting byk.Vemalamma

ECE-B3rd year

The new age of computing

Cloud computing

-the new age of computing

Presented byM.Hima bindu.

Outlines:

Introduction What is cloud computing? Why cloud computing? History cloud components service models applications advantages disadvantages

Cloud computing, with broad-ranging effects across IT, Information Architecture, Business, Software Engineering, and Data StorageCloud computing refers to the delivery of computing resources over the Internet.

Why cloud computing ???...Cloud computing is user-centric Cloud computing is task-centric Cloud computing is powerful Cloud computing is accessible Cloud computing is intelligent Cloud computing is programmable

HISTORYConcept evolved in 1950 (IBM) called RJE (Remote Job Entry

process)

In 2006 Amazon provided first public cloud AWS (Amazon Web

Service)

CLOUD COMPONENTS

It has three components

1. Distributed servers2. Client computers3. Data centers

CLIENTSClients are the devices that the end user interact with cloud.

Three types of clients

i. Mobileii. Thickiii. Thin( most popular)

DISTRIBUTED SERVERS

Often servers are in geographically in different places, but server acts if they are working next to each other

Data center

It is collection of servers where application is placed and is accessed via internet

Service models

SaaS ( Software as a Service) : Required software, operating system & network is providedPaaS( Platform as Service): Operating system and network is providedIaaS( Infrastructure as a service): Just network is provided.

Cloud computing

ADVANTAGES DISADVANTAGES Storage and scalability Backup and recovery Mobility Cost efficiency IT innovation

• Control and reliability• Security and compliance• Compatibility• Unpredicted costs• Contracts and Lock - Ins