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IBM C4090-455 Exam Syllabus Topics:

IBM High Volume Storage Fundamentals V3 Sample Questions:

1. A small business customer has a 15 TB OLTP application that uses IBM DB2. They require the best possible transactional performance for the database files at a modest cost. The technical specialist has suggested they use the DS3524.
What drive type best meets this requirement?

A) 900 GB SFF SAS drives
B) 1 TB 5FF 8Gb FC drives
C) 400 GB SEF SSD drives
D) 2 TB LFF SAS drives

2. A customer is having performance problems on their DS3500 with a total of 72 drives. What can be added to improve performance?

A) FlashCopy
B) Turbo Feature Key
C) Enhanced Remote Mirroring
D) Performance Acceleration Module

3. A customer is developing a backup plan to minimize their effort in recovery. First they will use high capacity disk for IBM FlashCopy Manager flash copies on a 2-hour basis for immediate recovery. Second, every Sunday morning they complete a backup on all data. Finally, they perform a nightly backup of only the changes made since the last full backup.
The final step is commonly known as what type of backup?

A) Differential backup
B) Preferred server backup
C) Incremental backup
D) Full backup

4. Which RAID level provides the best performance?

A) RAID 1
B) RAID 6
C) RAID 5
D) RAID 0

5. A customer is using an aging EMO DMX and is running out of floor space in their data center. They are a loyal EMO customer but the 010 is willing to have a quick discussion with IBM.
What IBM storage efficiency technologies should be discussed to address their floor space issue?

A) storage virtualization and thin provisioning
B) manual tiring and external virtualization
C) tape automation and LTO tape
D) FlashCopy and replication

Solutions: