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Total 116 questions
A composite group spanning two Symmetrix arrays is set up to run SRDF/Star using
Cascaded SRDF as shown in the exhibit.
What is one of the necessary conditions before an MSC cycle switch is performed?
- A. Minimum cycle time must have expired
- B. SDDF bitmaps have been swapped at Site A
- C. Invalid track count between Sites A and C must be under 30000
- D. SYMCLI_STAR_ALLOW_CASCADED_CONFIGURATION option must be enabled in the option file
Answer : A
You are planning a cold migration of a virtual machine from one VMFS datastore to another. VAAI hardware acceleration is enabled and both datastores are on the same EMC
Symmetrix array. The virtual machine has RDMs attached to it.
When you perform the cold migration, the virtual disks move to their new location.
However, it appears that the RDMs have been converted into virtual disks.
How do you migrate RDM data located on a Symmetrix array?
- A. VMAX Virtual LUN Migration must be used
- B. Migrate the virtual machine using Storage vMotion
- C. Add the new RDM to the guest and manually move data
- D. RDM must be presented in Virtual Compatibility mode
Answer : A
A company is planning to deploy Enterprise Flash Drives (EFDs) in their EMC Symmetrix
VMAX array.
When using devices on the EFDs, which I/O profile will benefit the most?
- A. High random reads
- B. Sequential reads
- C. High random writes
- D. Sequential writes
Answer : A
TimeFinder/Snap is being used as a point-in-time database reporting solution on a high- performance Oracle 11g database. During the time the snaps are activated, the 7 x 24
Oracle application experiences slow response times.
Which alternative solution will minimize contention when reading this point-in-time copy?
- A. Implement TimeFinder/Clone with the -precopy option
- B. Put the database in hot backup mode before activating TimeFinder/Snap
- C. Implement a TimeFinder/Clone with the Copy On First Access option
- D. Implement RDF and activate a TimeFinder/Snap off the R2
Answer : A
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