4470320
Description
Flashcards by michael.0lsn, updated more than 1 year ago
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Created by michael.0lsn
about 8 years ago
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| Question | Answer |
| What is the purpose of Network/Server management? | i) A single point of Control to monitor and manage a networked system ii) Ability to control and monitor a computer from a central location |
| What is ROI? | Return On Investment -amount of money received relative to the amount of money invested. ROI = avg benefit over 3 yrs / Initial Cost |
| What is MTBF? | Mean Time Between Failure expected future performance based on past performance |
| What is AFR? | Annualized Failure Rate |
| Describe High Availablity | -Resiliency from errors -Single points of failure A highly available site provides resiliency from errors of the underlying platform and single points of failure. |
| What are 3 types of UTILIZATION you should monitor on a device/network? | -Peak -Average -Current Utilization |
| What are 3 areas a network can be divided into for MONITORING purposes? | -Network Architecture -Traffic and Protocols -Hardware and Operating Systems |
| What is Workload Characterization? | -What is being requested of the system? -Number of User's a system can support -Expected response time for a specific task |
| What are the 5 areas of a server that must be monitored? | -Disk SubSystem -Memory -CPU -Network -Power |
| Name an important processor measurement, memory measurement, network measurement and storage measurement. | -Processor Time -Available Bytes -Server Sessions -Avg. Disk Sec/Transfer |
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