EMC E20-816

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EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:

1. Click on the calculator icon in the upper left corner. A customer would like to add a new database application to their VMAX. This application is expected to produce 3000 I/O per second with 45% read hit and 25% write. The customer expects to use RAID 5 (3+1) on new drives that are not yet utilized. These drives perform 100 SCSI commands per second (read/writes) at 100% utilization.
Assuming drive utilization should not exceed 70%, how many physical drives, excluding hot spares, does the customer need to achieve performance requirements?

A) 32 disks
B) 68 disks
C) 48 disks
D) 56 disks

2. A company is in the process of setting up a VMware vSphere 5.0 ESXi host. Which power management setting should be set on the physical host BIOS that the ESXi hypervisor will be installed on?

A) O/S Controlled Mode
B) User Controlled Mode
C) Hypervisor Controlled Mode
D) Hardware Controlled Mode

3. Refer to the exhibit.

A customer is planning to replace an end-of-lease DMX-2500 with a new two engine VMAX. Because the customer has reported some performance issues with the DMX, you have been asked to analyze the DMX and recommend the VMAX configuration. This customer's plan is for 10% growth over the next 24 months. The DMX has 256GB cache and 380 x 300GB-10K FC drives. To avoid past performance issues but keep the cost low, which configuration should be recommended?

A) 424 x 300GB-10K FC drives
B) 318 x 450GB-15K FC drives
C) 424 x 300GB-15K FC drives
D) 212 x 600GB-10K FC drives

4. What describes a restartable database in an Oracle environment?

A) A copy of a database using consistency technology by putting the database in cold backup mode
B) A copy of a database using consistency technology without putting the database in hot backup mode
C) A copy of a database in which Oracle data files are always synchronized
D) A copy of a database in which transaction logs can be applied to the data files

5. A customer has a Symmetrix VMAX attached to 12 UNIX servers through a SAN fabric. They would like to prevent unauthorized access at the port level. Which Symmetrix security feature would satisfy that requirement?

A) CHAP authentication
B) User access
C) FCID lockdown
D) Symmetrix access controls

Solutions: