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44 Cards in this Set
- Front
- Back
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What is configuration management?
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the process of identifying, controlling, verifying, and showing the relationships among infrastructure components
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What is release management?
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the process of introducing approved and tested release packages into the infrastructure in a planned and orderly manner
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What are the benefits of configuration management?
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*indentify each component of the information infrastructure
*control what is added or removed *verify all IT assets |
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What is the major difference between configuration management and asset management?
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configuration management records the relationship between configuration items (CI's)
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What are the 3 major categories of CI's?
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*hardware (not including inexpensive or disposable hardware)
*software *documentation |
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What is a child CI?
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a CI that is part of a larger CI
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What criteria is normally used when deciding whether or not to define a child CI?
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whether or not the item is usually deployed or replaced separately
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What are the 3 main attributes of CI's?
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*technical attributes
*ownership attributes *relationships |
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What are the 2 types of ownership attributes?
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*identification numbers
*type: hardware, software, documentation |
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What are the 5 major activities the information in the CMDB is used for?
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*planning
*identifying *controlling *monitoring *verifying |
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What is scope?
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how many categories of CI's should be tracked
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What is depth?
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how detailed information about each CI should be
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When is the control activity activated?
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when new CI's are added, the status of a CI changes, or an audit of the infrastructure is completed
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What is the typical CI life cycle?
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*registered (entered into CMDB)
*accepted (physical possession taken) *installed *withdrawn (often kept in archive) |
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What 3 events should trigger an audit?
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*implementation of CMDB
*changes to infrastructure *disaster recovery |
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Why should an audit be performed before major changes take place?
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to develop a baseline
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What are the 3 major duties of the configuration manager?
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*planning & implementing
*communicating *auditing & reporting |
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What are the 3 major factors in determining whether the CMDB is kept up-to-date?
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*communication among the processes, particularly change management & release management
*gradual implementation *phase-out of previous record-keeping systems |
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What are the 3 types of reports generated by configuration management?
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*unauthorized CI's
*CI variances *missing CI's |
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What are 3 common configuration management problems?
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*scope or depth
*resistance *bypassing |
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How can bypassing be mitigated as a configuration management problem?
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develop emergency procedures to allow updating the CMDB at a later time
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What are 3 types of configuration management costs?
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*hardware
*software *personnel |
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What are the 3 roles of release management?
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*ensure that configuration items are of trusted quality
*minimize errors & incidents related to the introduction of new CI's *help IT service managers meet users' expectations |
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What is a release?
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the introduction of new hardware or software into an infrastructure
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What are the 3 levels of releases?
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*major: introduces new capabilities and functions & includes previous minor releases
*minor: adds several problem fixes *emergency: fixes unsuspected problems or temporary measures, but does not change baseline |
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What are the 3 types of releases?
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*delta: only includes changed elements. Not always possible to tell how it will affect live environment.
*full *package: contains changes to multiple CI's. Can contain full and delta releases. |
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What are the 5 steps in release management?
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*build & configure
*test & accept *schedule & plan *communicate & prepare *distribute & install |
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What is a definitive copy?
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a master copy of software safely stored & trusted to be free of viruses, errors, & undocumented changes
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Where should definitive copies be stored?
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in a Definitive Copy Library (DCL)
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Where should the contents of a definitive copy library be stored?
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in the CMDB
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What are the 2 attributes of a DSL?
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*secure
*complete |
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Besides copies of current software, what 2 things should a DSL contain?
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*licenses, manuals, etc.
*previous versions of software |
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What step should be taken to prevent the DSL from bloating?
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a retention time should be set for previous versions
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What should be stored in a Definitive Hardware Store?
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duplicates of important hardware CI's
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What are the 2 attributes of a DHS?
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*duplication
*configuration |
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What are the 5 major elements of a release plan?
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*build & test plan
*rollout plan *backout plan *communication plan *acceptance plan |
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What are the 2 elements of a build & test plan?
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*instructions
*environment |
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What are the 3 elements of a backout plan?
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*deadline
*rollback to a previous trusted state *contingency steps |
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What are 4 outputs of a successful release?
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*upgraded IT service
*updated CMDB records *collected CI's to be retired *known errors caused by release |
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What are the 3 roles of a release manager?
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*advocate
*investigator *trainer & communicator |
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What are 4 key performance indicators for release management?
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*schedules & budget
*failures & backouts *DSL & DHS *records & updates |
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What are 4 types of release reports?
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*by level
*actual vs. plan *failed releases *problems caused by releases |
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What are 3 problems faced in release management?
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*resistance
*responsibilities *time |
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What are 3 types of costs for release management?
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*facilities (DSL, DHS)
*tools *employees |
