IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
1. The output of what tool is used as input to Disk Magic to most accurately model a Windows host that will be used with an IBM D38000?
A) Perimon
B) IOSTAT
C) NMON
D) Jetstress
2. In a DSSSOO controller which components are created during configuration of space-efficient (PTC-SE) storage in an extent pool?
A) Background copy and target copy
B) Source volume and target volume
C) Virtual space and repository space
D) Volume and virtual space
3. Within the IBM disk storage portfolio, which of the following capabilities is unique to the DSS000?
A) Thin provisioning for distributed systems
B) Cache mirroring for all write data from servers
C) Three-site cascaded replication
D) Point-in-time copy with full copy
4. After initial installation of DSSSOO systems in a customer site a review must be conducted to verify that the disk system performance is in range.
How can the cache hit ratio be verified?
A) Use Tivoli Storage Productively Center
B) Issue the CLI command dscli>verify-perf-read hit-time period
C) Use the pen stat command in the CLI
D) Use the DSS000 Real Time Performance Monitor
5. A customer requires an infrastructure to support disaster recovery of critical applications between two remote data centers. One data center is in Tokyo and one is in Beijing. The customer's Recovery Point Objective (RPO) requires a six-hour window for a bandwidth of 100 MB/s and a new storage system for a total of 4 TB of data. They estimate 100 MB of new data produced hourly.
What data synchronization method would be recommended to meet the requirements?
A) Metro Mirror
B) Global Mirror
C) Snapshot
D) FlashCopy
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: C | Question # 3 Answer: C | Question # 4 Answer: A | Question # 5 Answer: B |
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