Free EMC E20-542 Exam Dumps Questions & Answers

What is the best practice for adding Flashdrives, per engine, on a VMAX3?

• A.Multiples of 8 RAID 6 (6+2) Flash drives
• B.Multiples of 8 RAID 5 (3+1) Flash drives
• C.Multiples of 4 RAID 5 (3+1) Flash drives
• D.Multiples of 4 RAID 6 (6+2) Flash drives

A VMAX3 Storage Group has Host I/O limits set at 10,000 IOPs. The Port Group contains four ports across different directors. The Dynamic Distribution is set to "Always".
What is the maximum IOPs the Storage Group can achieve in the event a switch port being used by one of the director ports fails but the director remains online?

• A.7,500
• B.10,000
• C.9,000
• D.5,000

What is the effect of block size on responsetimes in an SRDF/S environment?

• A.Larger block size applications have the same response times as smaller block size applications.
• B.Block size has no effect on response times.
• C.Smaller block size applications experience higher response times.
• D.Larger block size applications experience higher response times.

When data consistency is not a requirement, which SRDF mode is preferred when replicating large volumes of data?

• A.SRDF/A
• B.SRDF/S
• C.SRDF/DM
• D.SRDF/CG

A TimeFinder SnapVX snapshot of the Storage Group containing four devices is created at 10 AM. The storage administrator adds another device to this Storage Group at 2 PM. The snapshot is used to perform a restore operation at 3 PM.
What will be the status of the newly added device after the restore operation?

• A.Not Ready
• B.Read/Write Enabled
• C.Failed
• D.Write Disabled