Being peered with a high speed netwokr like internet2 helps. Cs6703 grid and cloud computing unit i scalable computing over the internet over the past 60 years, computing technology has undergone a series of platform and environment changes. Any user with an internet connection can access the cloud and the services it provides. Cloud computing likely course topics introduction to cloud services, virtualization, paravirtualization, advanced networking, web services, serverside scripting languages and frameworks, cloud programming paradigms, cloud deployment and machine management, scaleup vs scaleout, cloud storage, cloud. About cloud computing lecture notes on unit operations. Many universities around the world have introduced cloud computing in their curriculum. Posted december 1, 2009 by keahey in general, uncategorized. Protection of data and resources is data secure in multitenant env. Vmware, the fastest growing enterprise software company and virtualization industry leader, builds on virtualization to deliver cloud infrastructure. Introduction cloud computing, to put it simply, means internet computing. Distributed computing this is a field of computer science engineering that studies distributed systems. In addition, lectures provide an overview of the underlying technological concepts that make cloud computing possible e. Cloud computing nist definition cloud computing is a model for enabling convenient, ondemand network access to a shared pool of configurable computing resources e.
This book is not sponsored by or affiliated with microsoft corporation. The project aims to deliver solutions for all types of clouds by being simple to implement, massively scalable, and feature rich. Cloud computing definition, types of cloud, cloud services. Cloud computing offers web based infrastructure, application and database. History of cloud computing notes notesgen notesgen. This emerging technology opens a new era of eservices in different disciplines. Securing software as a service model of cloud computing. Cloud computing is highly cost effective because it operates at higher efficiencies with greater utilization. Your choice is determined by your general preference for these options. The cloud computing is a paradigm involving many disparate stake holders. In joe kilian, editor, tcc, volume 3378 of lecture notes in computer.
The term virtualization refers a technique where a physical server or resources allow, to share within different users or enterprises by giving a logical name to physical resources as and when demanded. Pdf cloud computing is a new service delivery paradigm that aims to provide standardized services with selfservice, payperuse, and seemingly. A model for enabling ubiquitous, convenient, ondemand network access to a shared pool of configurable computing resources e. These services are offered from data centers all over the world and are collectively referred to as the cloud. Any system built upon this paradigm and a business run on such system architecture would have similarly disparate scope of. Cloud computing and its applications in the world of. It is expected that jntu, osmania university and university of hyderabad will be introducing cloud computing course for their engineering programmes soon. Rajkumar buyya has 15 books on goodreads with 1642 ratings. Cloud computing and computer clouds ucf computer science. Cloud computing environment provides a great flexibility and availability of computing resources at a lower cost. Just posted a blog entitled reflections on the unidata cloud computing worshop. The future of cloud computing technology experts and stakeholders say they expect they will live mostly in the cloud in 2020 and not on the desktop, working mostly through cyberspace.
Pdf lecture notes in computer science researchgate. The resources can be used without interaction with cloud service provider. The cloud infrastructure works for one organization. Notes on cloud computing principles thomas sandholm1,2 and dongman lee2 correspondence. Documentation for cloud computing and data science. Cloud computing can be defined as a computing environment where computing needs by one. Computer clusters using commodity processors, network interconnects, and operating systems.
Cloud computing providers take care of most issues, and they do it faster. In the latter case, the infrastructure is dedicated to the company and accessible via secure vpntype networks. Security infrastructure protection against threats and vulnerabilities e. This type of infrastructure is accessible to a wide audience and belongs to a provider of cloud services. As we have covered all topics but the topics provided in the notes are not tabulated according to latest prescribed syllabus. Pdf exploring cloud computing services and applications.
The process of writing parallel programs is often referred to as parallel programming. Screen shots and icons are reprinted by permission from microsoft corporation. Cloud computing pdf notes cc notes pdf smartzworld. The open cloud consortium thedistributed management task force standards for application developers standards for messaging standards for security unitvi. What about cloud provider employees accessing data. Hence, while all of the potential benefits and issues of general cloud computing are relevant to the scientific computing commu nity, the notion of science clouds. Unit1 introduction to cloud computing cloud computing in a nutshell computing itself, to be considered fully virtualized, must allow computers to be built from distributed components such as processing, storage, data, and. Cloud computing is is typically defined as a type of computing that relies on sharing computer resources rather than having local servers or personal devices to handle applications in cloud computing, the word cloud is used as a metaphor for the internet, so the phrase cloud computing means a type of internetbased computing, where different services such as servers, storage and. Examples of these computing are it services, cloud computing etc. Theory download pdfunit i cloud computing fundamentals. National 4 computing science course support notes this document may be reproduced in whole or in part for educational purposes provided that no profit is derived from reproduction and that, if reproduced in part, the source is acknowledged.
Loadbalancing is one instance of a general pattern. Cloud technical notes research computing resources. Public cloud a public cloud can be accessed by any subscriber with an internet connection and access to the cloud space. Cloud computing lecture notes in pdf format students are advised to follow their syllabus while studying jntuh jntuk jntua cloud computing cc study material and book. Looking to use data science tools andor adopt the cloud computing platform for your research. Senthil raja computer science and engineering, srm university senthilraja. Lecture 8 cloud security cloud computing software as. Cloud computing is a style of computing in which dynamically scalable and often virtualized resources are provided as a service over the internet. Given a list of cloud computing environments attributes, describe how those attributes are realized to provide business advantages so that the business advantages of cloud computing have been defined. History of cloud computing it was a gradual evolution that started in the 1950s with mainframe computing. Theory download pdf unit i cloud computing fundamentals.
Cloud services help companies turn it resources into a flexible, elastic, and selfservice set of resources that they can more easily manage. A combination of lectures and handson programming assignments expose the student to the leading cloud computing paradigms and programming interfaces e. Cloud computing services exist in many variations, including data storage sites, video sites, tax preparation sites, personal health record websites and many more. Private cloud a private cloud is established for a specific group or organization and limits access to just that group. This purpose of this page is to present you with important technical details of cloud computing. Automatic software updates on a global average, in 2010, online companies spent 18 working days per month managing onsite security alone. Performance analysis of cloud computing services for manytasks.
Cloud computing offers load balancing that makes it more reliable. It can be managed by the company itself internal private cloud. General science clouds cloud computing for science. Additional copies of these course support notes can be downloaded from sqas website. Whether public, private, or hybrid, cloud computing is becoming an increasingly integral part of many companies business and technology strategy. Clouds provide a powerful computing platform that enables individuals and organizations to perform variety levels of tasks such as. But cloud computing suppliers do the server maintenance themselves, including security updates. The main objective of cloud computing is to dynamically reduce heavy workload of one particular computer for any running application and for the reason demands from the clients side hardware and software decreases. Resources are often shared with other cloud provider customers. It gives a summary of cloud computing and provides a good foundation for understanding. Programs running in a parallel computer are called parallel programs.
Benefits and challenges of cloud computing, evolution of cloud computing, usage scenarios and applications, business models around cloud major players in cloud computing. Architectures and systems, volume 1, pearson education, 2008. In this section, we assess evolutionary changes in machine architecture, operating system platform, network connectivity, and application workload. Presentation to the foster school of business was presented on may 25, 2017. Pdf cloud computing concepts, architecture and challenges. The technology consists of a series of interrelated projects delivering various. Cloud computing and grid computing 360degree compared 2. Cloud computing and grid computing 360degree compared.