HQT-6740 Online Practice Questions and Answers

You use Hitachi Device Manager (HDvM) to manage your VSP and HUS storage systems. Within the HDvM GUI, in which two locations would you perform storage allocation tasks? (Choose two.)

A. Resources

B. Administration

C. Logical Groups

D. Tasks

A user reports that a host running Hitachi Dynamic Link Manager (HDLM) has lost a number of paths to the LUNs it is using. The host still has access to all the LUNs. When troubleshooting, what should you do?

A. Set all paths offline and then online again.

B. Check the output of the "dlnkmgr view" command in HDLM.

C. Reboot the host.

D. Execute the "dlnkmgr online" command in HDLM.

Your customer complains that they cannot display host information for a certain host within Hitachi Global Link Manager (HGLM). Other hosts are accessible. What should you verify?

A. the customer's access permissions

B. the HGLM license capacity

C. the status of the Common Component service

D. the disk space on the HGLM server

You are managing a Hitachi Device Manager environment and want to use the Element Manager to configure the Fibre Channel ports on a Hitachi VSP storage system. Which two Fibre Channel port operations are permitted? (Choose two.)

A. Set the port security.

B. Set the port online.

C. Set the port SFP wavelength.

D. Set the port speed.

A customer has concerns about high availability and single-point failure for their VSP environment and they are planning to implement a multi-pathing software. Which two Hitachi Dynamic Link Manager (HDLM) features will assist this customer? (Choose two.)

A. HDLM automatically redirects I/O operations to alternate paths if a failure occurs.

B. The HDLM server monitors the client hosts' multi-pathing agents and redirects I/Os to an available path if a path failure occurs.

C. HDLM collects path error information and preventively sets a path offline if the error threshold is exceeded.

D. When a failed path becomes available, HDLM places the recovered path back online.

You are using the Allocate Storage wizard in Hitachi Device Manager and you want to identify the storage. Which two specification options are available? (Choose two.)

A. volume type

B. volume label

C. volume free space

D. volume location

You are configuring external storage with Hitachi Device Manager on a VSP. What happens when you set the Cache Mode parameter to Enable?

A. After receiving the data into its cache memory, the VSP signals the host that an I/O operation has completed and then asynchronously destages the data to the external storage system.

B. After receiving the data into its cache memory, the VSP signals the host that an I/O operation has completed only after it has synchronously written the data to the external storage system.

C. The VSP will always use its cache for every operation.

D. The VSP will always use the cache in the remote storage system for every operation.

What must be setup before adding an HUS110 into Hitachi Device Manager (HDvM) and discovering this storage system?

A. a Command Device in the HUS110 mapped to the HDvM server

B. a Storage Management Device in the HUS110 mapped to the HDvM server

C. a TCP/IP connection between the HUS110 and the HDvM server

D. a SAN connection between the HUS110 and the HDvM server

A customer would like to deploy Hitachi Global Link Manager (HGLM) to monitor for path errors on their SAN hosts running Hitachi Dynamic Link Manager (HDLM). Which method is used by the host to alert the HGLM server?

A. SNMP

B. SMTP

C. SMS

D. SIM

You want to create a Hitachi Dynamic Provisioning pool on a VSP using Hitachi Device Manager. Which two conditions apply? (Choose two.)

A. Drive types cannot be mixed.

B. LDEVs must be selected.

C. Parity groups must be selected.

D. The maximum pool number cannot exceed 127.