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IBM C4090-453 Exam Syllabus Topics:

IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

1. A customer's IT department has had problems meeting their backup window. They now mandate that a fast backup process be in place before an application is deployed. They have a DS8000 as their disk subsystem and a TS3500 tape library for backups.
What is the simplest and most effective option to satis1i this requirement?

A) Implement TS1 140 drives
B) Install Solid state Drives
C) Increase cache size
D) ImplementFlashCopy

2. What is DS8000 Assist On Site (AOS)?

A) AOS is an STG lab services program to assist DSS000 customers onsite for machine performance improvements.
B) AOS is an STG lab services program to assist DSS000 customers perform HDD secure data erase.
C) AOS is a GTS program to assist DS8000 customers for data migration.
D) AOS is a program designed to help DS8000 customers support accessing the system remotely through SSL secure connection.

3. Which of the following statements about remote replication on the D38000 is true?

A) Metro Mirror's longest supported distance is 100 kilometers
B) Global Mirror has a maximum of 256 volumes
C) Global Copy does not provide consistency
D) Metro/Global Mirror can only be used for z/OS data

4. The exhibit represents a report from Capacity Magic. A customer wants to implement a mixed Open and System z environment. They will be using a combination of SSD, SAS and Nearline SAS drives. System z will require PAV. The NL-SAS drives will be used for FlashCopy targets for Open Systems and for Historical Report Data for z/OS. They wish to use Metro Mirror to replicate the Opens Systems production data to a remote site.

Which of the following best describes the minimum license requirements?

A) OEL = 258TB, MM = 141TB, FlashCopy = 141TB, PAV = 1 17TB, EICON = Yes
B) OEL = 258TB, MM = 258TB, FlashCopy = 258TB, PAV = 258TB, EICON = Yes
C) OEL = 258TB, MM = S7TB, FlashCopy = 87TB, PAV = 87TB, FICON = Yes
D) OEL = 173TB, MM = 87TB, FlashCopy = 48TB1 PAV = 87TB, FICON = Yes

5. Which of the following is true regarding Extent Pools on a D38000?

A) A Fixed Block LUN can have extents from separate ranks within the same Extent Pool.
B) A Fixed Block LUN can span multiple Extent Pools.
C) A Count Key Data Volume can span multiple Extent Pools.
D) A Count Key Data Volume cannot have extents from separate ranks within the same Extent Pool.

Solutions: