Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
8 Cards in this Set
- Front
- Back
What are the key words of Availability?
|
Designs, implements, monitors and optimizes
sustained levels availability. |
|
What is the mission of Availability Management?
|
To design, implement, monitor and optimize the
IT infrastructure and deliver sustained levels of availability. |
|
Describe the Availability Process and each of their outputs, the “itils” of availability?
|
Reliability – The resilience design.
Recoverability – Recovery from failure. Maintainability – Operational level agreement. Serviceability – Third-party vendors support. Security – Confidentiality, integrity, availability |
|
What are the three guiding principles for Availability?
|
“Availability is at the core of customer and end-user satisfaction.”
“Recognizing that when things go wrong, it is still possible to achieve customer and end-user satisfaction.” “Improving availability can only begin after understanding how IT services supports the business.” |
|
What is the basic service availability calculation?
|
Availability = (AST-DT/AST) x 100 = Percentage of Service Availability
AST = Agreed Service Time DT = Down Time |
|
In the Availability process for security, what is CIA?
|
Confidentiality, Integrity, Availability (Access)
|
|
What three techniques are used for identifying the impact of failure?
|
CIFA – Component Impact Failure Analysis
FTA – Fault Tree Analysis CRAMM – Component Risk Analysis and Management Methodology |
|
What are some of the benefits of Availability Management?
|
• Availability levels are:
• Determined for maximum benefit. • Approved by all concerned parties. • Monitored, measured, and fully supported. • The IT infrastructure is designed and built to documented standards and components. • Removes single points of failure, which reduce potential major outages. • Develops recovery processes that are effective and timely and therefore reduces the length of outages. |