A customer maintains a mission-critical database with a small transaction logging file. The customer would like to have the transaction log share array resources with other applications while maintaining a specified response time for the database. What Unisphere Quality of Service control mechanism will provide the necessary functionality?
A. Limits
B. Cruise control
C. Fixed queue depth
D. Round robin
Which three metrics can UnisphereQoS control?
A. Throughput, queue length, utilization
B. Bandwidth, response time, service time
C. Response time, bandwidth, throughput
D. Service time, seek distance, throughput
A customer has an application with a large sequential I/O pattern and wants to design the storage for the best possible performance.
Which design solution would you recommend?
A. Create one LUN per RAID group; present them to the host and use a Volume Manager to stripe across them.
B. Create one LUN per RAID group; create a striped metaLUN across all LUNs and present the metaLUN to the host.
C. Create multiple LUNs per RAID group; present them to the host and use a Volume Manager to stripe across them.
D. Create multiple LUNs per RAID group; create a striped metaLUN across all LUNs and present the metaLUN to the host.
A customer would like to capture a NAR file with 26 hours of data outputted by Unisphere. What should the archive interval be set to?
A. 600 seconds
B. 300 seconds (default)
C. 60 seconds
D. 1200 seconds
When performing switch maintenance, a customer accidentally disconnects all network connections to an active VNX Data Mover, which has a standby Data Mover.
How does the VNX handle this situation?
A. The primary Data Mover remains active.
B. The active Data Mover immediately fails over.
C. The active Data Mover fails over after 30 seconds of lost connectivity.
D. The VNX notifies EMC Support about the problem.
You are trying to create a virtual network device in Unisphere under Settings > Network > Settings for File > Devices > Create.
Why is the physical device not displayed?
A. The device is already used.
B. You do not have permission to create devices.
C. The physical device is faulted.
D. There is no network cable plugged into the physical device.
Which virtual network device can be configured as Active/Standby?
A. LACP
B. FSN
C. Ethernet channel
D. VLAN Tagging
Which statement is a characteristic of LACP?
A. LACP presents the greatest number of ports at the same speed.
B. LACP trunks can be created with any number of physical and virtual devices.
C. All clients receive an increase in throughput due to LACP increased bandwidth.
D. Full- and half-duplex Ethernet ports can be used to create the LACP trunk.
An NFS user currently has 30 MB of data stored in a personal directory on a VNX. Their quota allocation allows up to 100 MB. However, they are unable to store additional data in this personal directory.
The user deleted two of their largest files in an attempt to free up additional space, but was unable to save all new files to the VNX. The user called the VNX administrator, who confirmed that the file system has additional storage capacity.
What could be the problem?
A. The file system is mounted as read only.
B. Transmission errors occurred when the user's data was sent over the network.
C. The user has insufficient permissions to write new data to the desired location.
D. A quota was set for the maximum number of files allowed.
Which statement is a characteristic of tree quotas?
A. A tree quota root directory cannot be a part of another tree quota.
B. Tree quotas can be set on existing directories.
C. A maximum of 16 tree quotas can be created on a single file system.
D. Even root users are restricted by tree quotas.
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