If a storage resource that takes 10ms to service a request when there are no other requests in its
queue were 80% utilized, what would the new service time be according to Little’s Law?

A Data Center migration has been proposed for a single storage array and multiple hosts.
Duplicate equipment has been purchased for a new site. The project plan has been approved. A
test migration will be performed on the customer development environment. What is the most
major important document to develop for the test migration?

ABC.com plans to migrate data from an 8530 to a CX700 in the same SAN. A script will be
generated to setup and start the SAN Copy sessions. What other task must be fulfilled prior to
setting up the SAN Copy sessions, after the 8530 ports have been zoned to the CX SP-ports?

You are a designer for ABC.com. ABC.com wants you to design an EMC ControlCenter solution to
reduce the overall storage and management costs. ABC.com wants to manage and report on 50
large servers, 200 medium servers, 4 DMX arrays, 10 CLARiiON arrays, 1 HDS 9960 array, and 1
Celerra Gateway. All systems are located in one datacenter. What are design aspects that you
must consider for this ControlCenter infrastructure?

ABC.com engaged a consulting firm to evaluate its overall business processes. As a result of the
audit, they must implement increased security for its Symmetric environment. Which actions can
best improve the security in the customer SAN at the logical volume level on the Symmetrix?

ABC.com is planning the storage requirements for an Exchange 2003 server, which supports 750
users in a single Exchange Storage Group (ESG) with five databases. ABC.com has indicated that
the average user mailbox will be 125MB and that the projected growth is expected to be 20%. You
need to calculate the capacity needed for the ESG. What other aspects have to be considered for
you to achieve this?

Of the following, what is the classic formula for calculating percentage availability?

In the Hosts/Application tier, what are the most important metrics to use for storage performance
reporting?

You are designing a NAS solution for ABC.com. It will involve adding an NSX with four-X Blades to
an existing CX700. The customer has two ports on each SP to dedicated to the NSX. Which disk
layout best practice should influence you design?

Which of the following is an advantage of port channeling in MDS-series switches/directors?