Which of the following is an example of a business, that when the systems are down, there is a relatively constant rate of loss?
( )Semiconductor fabrication plant
( )Retail store
( )Car dealership
( )eCommerce
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 2 (Weight 10%)
If cooling is not distributed properly in a data center, ______________can occur, which significantly threatens availability
( )Transients
( )Undervoltages/Sags
( )Overvoltages/Swells
( )Hot spots
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 3 (Weight 10%)
The expected time to recover a system from a failure is known as the
( )Start-up delay
( )MTTR Mean Time to Recover (or Repair)
( )MTBF (Mean Time Between Failure)
( )Transfer time
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 4 (Weight 10%)
Which measure of reliability is measured in minutes?
( )MTBF
( )MTTR
( )MTBF and MTTR
( )None of the above
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 5 (Weight 10%)
___________ is the ability of a system or component to perform its required functions under stated conditions for a specified period of time.
( )Availability
( )Reliability
( )Mean Time to Recover (MTTR)
( )99.999%
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 6 (Weight 10%)
According to Gartner Group, the largest single cause of downtime in the data center is_______________.
( )Insufficient UPS runtime
( )Human error
( )Lightning Strikes
( )Network Viruses
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 7 (Weight 10%)
Costs associated with downtime can be classified as direct or indirect. Which of the following is not an example of a direct cost?
( )Lost revenue
( )Overtime wages
( )Legal fees
( )Lost sales opportunity
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 8 (Weight 10%)
One of the most common causes of intermittent downtime in the data center is ________________.
( )Poor training.
( )Human error
( )System failure
( )Lightning Strikes
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 9 (Weight 10%)
The likelihood that a system or component is in a state to perform its required function under given conditions at a given instant in time is known as its_________________.
( )Reliability
( )Availability
( )Predictability
( )Failure rate
Score: 0.00% Score in test: 0.00% × 10 = 0.00%
Question 10 (Weight 10%)
True or False: As the MTBF goes up, availability goes up. As the MTTR goes up, availability goes down.
( )T
( )F
Score: 0.00% Score in test: 0.00% × 10 = 0.00%