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ICT2621 - Systems Analysis and design All Terms
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ICT2621 - Systems Analysis and design All Terms Applications Service Provider Firm that delivers software applications or access to application by charging a subscription fee. Benchmark Measure of the time taken to process a certain umber of transactions Brainpower Read More Built or Buy (Make or buy) Choice between developing in-house software or buying the software Business Processes Outsourcing (BPO) Outsourcing of a basic business process Cloud computing Online software and data environment where applications and services are accessed and used through a web browser and internet connection instead of on your local computer. Evaluation and Selection team A group of people involved in selecting hardware and software. The group includes systems analysts and users. A team approach ensures that critical factors are not overlooked and that a sound choice is made. Evaluation model Technique that uses a common benchmark to measure and compare vendor ratings. fixed fee model A service model that charges a set fee based on a specified level of service and user support. Forum online discussion group of a particular topic. Where people meet, offer support and exchange ideas. global outsourcing (Off-shore outsourcing / offshoring) Practice of shifting IT department, support and operations to other countries. Horizontal application A software package that can be used by many different types of organizations In-house software Information center or help desk within an IT department responsible for providing user support and offering services like hotline assistance, training and guidance for technical help issues. Internet Business Services (IBS) Services that provide powerful w eb-based support for transactions such as order processing, billing, and customer relationship management. Logical Design The definition of an information system's functions and features, and the relationships among its components. Maintenance agreement A specification of the conditions, charges, and time frame for users to contact the vendor for assistance when they have system problems or questions. Managed hosting An operation is managed by the outside firm, or host. Another term for Internet business services (IBS). Middleware Software connecting different applications enabling them to communicate and exchange data. mobile device computing device that are not permanently tied to a desk, connect to a network wirelessly Net Present Value (NVP) Total value of benefits - total value of cost. Both have been adjusted to reflect point in time at which they occured. Outsourcing Transfer of information system development, operation and maintenance to an outside firm that provides these services, for a fee, on a lo ng-term basis Pay Back Analysis Determination of how long it takes an information system to pay for itself through reduces costs and increased benefits physical design plan for the actual implementation of the system Request for Proposal (RFP) Written list of features and specs given to prospective suppliers before a specific product or package is selected. Request for Quotation (RFQ) Used to obtain a price quotation or bid on a specific product or package. Return on Investment (ROI) Percentage rate that measures profitability by comparing the total net benefits (return) received from a project to the total cost of the project (investment). ROI = Total Benefit - Total Cost. Software vendor Company that develops software for sale. subscription model A service model that charges a variable fee for an application based on the number of users or workstations that have access to the application. or the number of operations performed by the application User application Programs that utilize standard business software, such as Microsoft Office, which has been configured in a specific manner to enhance user productivity. User Interface (UI) The "User Interface" or UI of an app refers to how a person (user) effectively interacts with the computer or app. Includes things like screens, commands, controls and features. value-added reseller (VAR) A firm that enhances a commercial package by adding custom features and configuring it for a particular industry Service Desk (Help Desk) Centralized resource staffed by IT professionals that provide usersThe benefits of buying summaries with Stuvia:
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