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25 Cards in this Set
- Front
- Back
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service oriented architecture |
perspective that focuses on the development, use and reuse of small self-contained blocks of code (called services) to meet all application software needs |
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In SOA customers should be able to |
plug and play into the organization |
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infrastructure |
the structure beneath the structure |
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computer network |
fundamental underlying infrastrucutre for any IT environment |
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how many types of infrastrcutures are there and what are they? |
there are 6: 1. decentralized 2. centralized 3. distributed 4. ERP 5. SOA 6. tiered
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decentralizd network infrastrucutre |
involves little or no sharing of IT and other resources such as information |
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centralized network infrastructure |
sharing informations systems in one central area or on one central mainframe |
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distributed network infrastructure |
distributing the info and processing power of IT systems via a network |
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client/server infrastructure |
one or more computers that are servers which provide services to other computers, called clients |
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tiered infrastructure |
the IT system is partioned into tiers where each tier performs a specific type of functionality |
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benchmarking |
proces of continuously measuring system results and comparing them to benchmarks |
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difference between effectiveness and efficiency |
effectiveness -doing the right things efficiency - doing something right |
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how many types of IT success metrics are there and what are they? |
there are 4: 1. infrastructure centric metrics 2. web centric metrics 3. financial metrics 4. call center metrics |
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infrastructure centric metric |
measure of efficiency speed and or capacity of technology |
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throughput |
amount of info that can pass through a system in a given amount of time |
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Scalability |
related to how well a system can be adapted to increase demands |
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web centric metrics |
measure of the success of you web and e-business initiatives |
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conversion rate |
percenatge of customers who visit your site and actually buy something |
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call center metric |
measures the success of call center efforts |
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Application service provider |
supplies software applications (and related services) over the internet that would otherwise reside on customers computers |
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business continuity planner |
rigorous and well informed organizational methodology for for developing and business continuity plan, a step by step guideline defining how the organization will recover from a disaster or extended disruption |
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how many steps are in the BCP and what are they? |
1. organizational strategic plan 2. analysis 3. design 4. implementation 5. testing 6. maintenence |
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collocation facility |
rented space and telecommunications equipment |
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hot site |
fully equiped facility where your company can move to |
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cold site |
facility where your company can move to but it has no computer equipment |
