BUSINESS PLUG-IN 4IT ARCHITECTURES

CIS 429: Business Information

Systems

ENTERPRISE ARCHITECTURES

Enterprise architecture The plans for how an organization will build,

deploy, use, and share its data, processes, and IT assets

Enterprise architect (EA) - a person who is… grounded in ____________ fluent in business a patient diplomat an important bridge between IT and the business

ENTERPRISE ARCHITECTURES

INFORMATION ARCHITECTURE:Backup and Recovery

Backup An exact ________ of a system’s information

Recovery The ability to get a system up and running

Techniques used for backup and recovery Fault _________: The ability to respond

gracefully to an unexpected hardware or software failure.

Failover: A backup operation that automatically switches to a standby if the primary system fails.

INFORMATION ARCHITECTURE:Disaster Recovery

Disaster recovery best practices: Mind the enterprise architectures Monitor the quality of computer _________ Make sure the networks can be restored

quickly in the case of downtime Set up disaster recovery plans Provide adequate staff _________ so that

operators are aware of any IT-related problems

INFORMATION ARCHITECTURE:Disaster Recovery

Disaster recovery plan A detailed process for recovering

information or an IT system in the event of a disaster such as a fire or flood

Hot site—a separate fully-equipped facility Cold site—a separate facility without

computer equipmentDisaster recovery cost _______

Charts the cost to the organization of the unavailability of information and technology

Charts the cost to the organization of recovering from a disaster over time

Disaster Recovery Cost Curve

INFORMATION ARCHITECTURE: Information Security

A good information architecture includes a strong information security plan.. Managing user access Up-to-date _________ software and

patches

INFRASTRUCTURE ARCHITECTURE

Infrastructure architecture The hardware, software, and _________________

equipment that support the organization’s goals

Five primary characteristics of a solid infrastructure architecture:1. Flexibility—can handle all types of business

changes2. Scalability—adapting to increasing demands3. Reliability—functioning properly4. Availability—high degree of _________5. Performance—________ at performing processes

APPLICATION ARCHITECTURE

Application architecture Determines how applications integrate

and relate to each otherRecent techniques:

Web Services

Web service A standardized way of integrating Web-based

applications using the XML, SOAP, WSDL and UDDI open standards over an Internet protocol backbone

Events—Conditions that signal threats and opportunities, and alert those who can act on the information

Service--_________ software products that appeal to a broad audience

Interoperability The ability of software and hardware on different

machines from different vendors to share data.

Open Systems

Nonproprietary IT hardware and software made available by standards and procedures that Allow systems to seamlessly share information Capitalize on enterprise architectures Eliminate ___________ systems and promote

competitive pricingFor example

Linux A freely-distributable open source operating system

that runs on a number of hardware platforms. Open Office