HH0-300 Exam Questions

A customer has a HUS 130 array and wants an asynchronous solution. The customer needs to understand which factors influence the TrueCopy Extended Distance cycle time. Which two fac...

A customer would like to use Hitachi Thin Image to create snapshots on a VSP. Which HDS guideline should be followed?

A customer is replicating between two HUS 150 arrays. The customer has a requirement for zero data loss and they plan to cascade a ShadowImage pair from the replicated volume. Whic...

A customer is implementing a single ShadowImage copy of 10 TB of storage on a VSP. How much storage must be provided for the secondary volumes (S-Vols)?

A customer is using Hitachi Universal Replicator with two Virtual Storage Platform arrays. Journal disk utilization is 10 percent, but both network replication links only show 60 p...

A customer is replicating a database with a five minute RPO between two HUS 150 arrays. They have workload bursts that exceed their available bandwidth. Which replication technolog...

What are two ways to improve initial copy time on a Virtual Storage Platform? (Choose two.)

Which tool is used to capture workload data in a VMware environment?

A customer would like a daily point-in-time copy of their database and retain each copy for two weeks. The customer would like to maximize their host write performance on the produ...

Which statement accurately describes RTO?

A customer has chosen a low-cost carrier for their telecommunications link that will be used for replication. The customer expects that infrequent outages may occur. The customer r...

A customer notices poor performance with the ShadowImage S-Vols that reside on an externalized HUS 150. They have not noticed any problems with internal ShadowImage S-Vols. Which s...

A customer is using ShadowImage (SI) on a Virtual Storage Platform (VSP) for a point-in-time copy. The SI P-Vol resides in a SAS HDP pool and the SI S-Vol resides in a SATA HDP poo...

If write MB/s is unavailable for an application, which three metrics should be used together to determine write throughput? (Choose three.)

How long is a 2 Gbps Fiber Channel frame in fiber optic cable?

A customer is using Hitachi Universal Replicator (HUR) on a VSP. The customer has an 8 hour replication network outage which exceeds the HUR journal capacity. HUR suspends in error...

What are two HDS recommendations when using channel extenders? (Choose two.)

A customer is planning to replicate 36 TB of data using asynchronous replication over 500 miles (805 km) on a VSP. What are two considerations for sizing the expected solution? (Ch...

A customer wants to implement replication between two Virtual Storage Platform (VSP) arrays that are 20 km apart using FCIP channel extension. Link latency is 15 ms. Current host r...

A customer has experienced a disaster and has failed over to their Hitachi Universal Replicator copies at the secondary site. They have acquired new servers and storage for their p...

A customer has TrueCopy with a single cascaded remote ShadowImage solution that they resynchronize every two hours. The customer requires disaster recovery testing to be non- disru...

A customer is running two production sites. They are using DWDM links to connect their sites. The customer wants to extend their SAN between both sites. What are two benefits of ex...

You want to automate disaster recovery site point-in-time copies. Which tool is commonly used for this task?

A customer is using HUS 150 arrays in two sites 500 meters apart. They have 10 GbE connectivity between the data centers. The customer must set up a clustering solution with array-...

A customer has a three data center (3DC) with delta resync configuration running a TrueCopy link and an HUR link. The primary site fails and they want to fail over to the TrueCopy...

You want to identify if channel extension products are currently in place. What should you do to obtain the required information?

Which two factors will affect ShadowImage resync time? (Choose two.)

A customer has a peak rolling average of 100 MB/s. They would like to preserve write order fidelity for up to 1 hour in their Hitachi Universal Replicator environment. What should...

A customer is using Hitachi Universal Replicator (HUR) and does not have sufficient network bandwidth. During a peak write workload, the customer overflows their HUR journals and r...

In which state is a disaster recovery site ShadowImage copy I/O consistent?

What are two ways to improve initial copy time for ShadowImage on a VSP? (Choose two.)

A customer has two data centers connected using three 4 Gbps Fibre Channel inter-switch links. The business requires that all written data is guaranteed to be replicated and curren...

A customer implements TrueCopy replication for an active OLTP database and users begin to complain about database response time. The customer is running Fiber Channel over DWDM and...

A customer is concerned with maintaining real-time recovery volumes across several hundred kilometers with minimal impact to host response time. Network infrastructure between the...

Which tool will capture write workload data on Solaris hosts?

A customer has multiple related applications. The replicated LUNs for these applications must be consistent with each other. The customer experiences a link failure. Which two meth...

Your customer has a 300 Mbps line but is unable to get more than 10 Mbps throughput from the Hitachi Universal Replicator pairs. Which system option mode (SOM) setting is causing t...

Which two workload metrics are used to calculate replication bandwidth requirements? (Choose two.)

You are advising your customer on deploying host-based data collectors According to HDS, what are three recommendations? (Choose three.)

A customer is planning to replicate 66 TB of data using Hitachi Universal Replicator. What are two considerations for sizing the expected solution? (Choose two.)

Which factor will affect Hitachi Thin Image resync time?

A customer is planning to create a ShadowImage copy of a non-HDP LDEV to an HDP LDEV. What should the customer consider when replicating between these volume types?

Which sizing metric is directly affected by the peak write MB/sec measurement provided by the workload analysis?

On a Virtual Storage Platform, a customer wants to create a daily in-system replication copy of a database. They want to retain each copy for 90 days. Which product is required?

Which tool will capture write workload data on Windows hosts?

What is the correct formula to calculate Hitachi Universal Replicator bandwidth sizing?

You are interviewing a customer about their applications. The customer requires write order fidelity for their application. What would you recommend?

A customer has a business requirement to have replicated data with zero data loss, and to have data replicated to a facility 3,500 km away. Which solution meets the requirements?

A customer's production facilities are located several hundred kilometers apart. The customer is cost conscious and wants to reduce recurring expenses. Which two replication strate...

Which two workload measurements are used to calculate bandwidth requirements for replication? (Choose two.)