E20-807 試験問題を無料オンラインアクセス

With a response time of 2 ms, the utilization is at 50%. Based on Little's Law, what is the new service time if the utilization increases to 80%?

• A.2 ms
• B.1ms
• C.5 ms
• D.4 ms

Which special considerations are required for non-ALUA arrays and FAST.X?

• A.Remote Controllers can only be connected to a single port on the VMAX3 array
• B.Remote Controllers must be zoned to ports on a single director
• C.Non-ALUA Controllers are not supported
• D.Remote Controllers must be zoned to ports on different directors

FAST.X needs to be configured on a VMAX3 array to access LUNs on an XtremIO X-Brick. In addition, existing data on the LUNs has to be preserved and made available for host access.
How can this be accomplished?

• A.By zoning the host HBAs to the VMAX3 array FE ports
• B.By zoning the host HBAs to the VMAX3 array DX ports
• C.By externally provisioning the LUNs
• D.By incorporating the LUNs

What is a characteristic of sequential read I/Os on a VMAX3 array?

• A.DA will start the prefetch task
• B.tracks are red into cache by the frontend director
• C.Prefetch task will stop when sequential I/O stops
• D.Higher priority than the host I/O

On a VMAX3 array, which SYMACL security concept controls a list of hosts with unique IDs?

• A.Access Control Groups
• B.Access Control List
• C.Access Pools
• D.Access Control Entries