Development for Ec applications Buy the Applications This option is also known as a turnkey approach. It involves buying a commercial package, installing it, and starting it up When selecting a particular package, the package should not only satisfy current needs, it must also be flexible enough to handle future ones otherwise the package may quickly become obsolete It is sometimes necessary to acquire multiple pacKages Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 11 Development for EC Applications • Buy the Applications – This option is also known as a turnkey approach. It involves buying a commercial package, installing it, and starting it up – When selecting a particular package, the package should not only satisfy current needs, it must also be flexible enough to handle future ones; otherwise the package may quickly become obsolete – It is sometimes necessary to acquire multiple packages
Development for Ec applications Leasing Lease the application from an outsourcer and then install it on the company's premises Lease the application from an application service provider(asp) that hosts the application at its data center A variation of the preceding option is to use utility computing, described later in this chapter, which is described in detail later on in this chapter Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 12 Development for EC Applications • Leasing – Lease the application from an outsourcer and then install it on the company’s premises – Lease the application from an application service provider (ASP) that hosts the application at its data center – A variation of the preceding option is to use utility computing, described later in this chapter, which is described in detail later on in this chapter
Development for Ec applications Outsourcing and application service Providers (ASP) Outsourcing Application Service Provider (ASP) A company that provides business applications to users for a small monthly fee Electronic Commerc Prentice Hall 2006 3
Electronic Commerce Prentice Hall © 2006 13 Development for EC Applications • Outsourcing and Application Service Providers (ASP) – Outsourcing Application Service Provider (ASP) A company that provides business applications to users for a small monthly fee
Development for Ec applications Utility Computing Unlimited computing power and storage capacity that can be used and reallocated for any application -and billed on a pay-per-use basis Policy-based service-level-management tools Policy-based resource-management tools Virtualization tools Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 14 Development for EC Applications Utility Computing Unlimited computing power and storage capacity that can be used and reallocated for any application—and billed on a pay-per-use basis – Policy-based service-level-management tools – Policy-based resource-management tools – Virtualization tools
Exhibit 18,4 The five elements of a successful Utility-Computing value Proposition Policy-Based Service-Level-Management Tools Business-based and eventual RO/-based management Policy-Based Resource-Management Tools Fauit, performance operatons management etc Virtualized Infrastructures Virtualized servers, stora and networks, and dynamc provis aning Electronic Commerc Prentice Hall 2006 5
Electronic Commerce Prentice Hall © 2006 15 Exhibit 18.4 The Five Elements of a Successful Utility-Computing Value Proposition