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10 Cards in this Set
- Front
- Back
Systems Life Cycle (SLC)
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- lasts from conception until death of a creation
- mostly used in networking courses since networking professionals are constantly working on network after creation (mainly for security cases) |
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Systems Development Life Cycle (SDLC)
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- more limited than SLC
- mostly applies to programming and database courses |
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Network Management Cost
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network demand grows rapidly while network budgets grow slowly, so cost matters; cannot spend too much money on a project
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Strategic Network Planning
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- what-is analysis
- driving forces for change (normal growth, changes in IT structure, etc) - gaps analysis - strategies - project portfolio |
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what-is analysis
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understanding current state of the company's network; begins with exhaustive inventory of the network's components and their inter-relationships
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quality-of-service (QoS)
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Companies measure _______________ metrics to measure network performance.
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examples of QOS
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◦ Speed
◦ Availability ◦ Cost |
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transmission speed
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- Normally measured in bits per second (bps)
- Metric prefixes increase by factors of 1,000 (not 1,024 as in computer memory) |
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rated speed
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speed a system should achieve
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throughput
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speed a system actually provides to users (almost always lower)
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