3569701
Description
Flashcards by oliver preston, updated more than 1 year ago
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Created by oliver preston
about 9 years ago
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| Question | Answer |
| System software | manages the resources and activities of the computer. |
| Application software | applies the computer to a specific task for an end user, such as processing an order or generating a mailing list. |
| Data management software | organizes, manages, and processes business data concerned with inventory, customers, and vendors. |
| Legacy systems | are generally older transaction processing systems created for older computers that continue to be used to avoid the high cost of replacing or redesigning them. |
| workstation | Desktop computer with powerful graphics and mathematical capabilities and the ability to perform several complicated tasks at once. |
| server | Computer specifically optimized to provide software and other resources to other computers over a network. |
| A mainframe | is a large- capacity, high- performance computer that can process large amounts of data very rapidly. |
| A supercomputer | is a specially designed and more sophisticated computer that is used for tasks requiring extremely rapid and complex calculations with thousands of variables, millions of measurements, and thousands of equations. |
| grid computing | Applying the resources of many computers in a network to a single problem.(Or: a distributed network of computers) |
| distributed processing | The use of multiple computers linked by a communica-tions network for processing |
| Centralized processing | all processing is accomplished by one large central computer, is much less common. |
| client/ server computing | A model for computing that splits processing between clients and servers on a network, assigning functions to the machine most able to perform the function. |
| Web server | Software that manages requests for Web pages on the computer where they are stored and that delivers the page to the user's computer. |
| application server | Software that handles all application operations between browser- based computers and a company's back- end business applications or databases. |
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