EMC E20-001 Online Practice Questions and Exam Preparation

EMC E20-001 Online Questions & Answers

• Question 161:

  What is the name of the drive sub-assembly which contains the platters and read/write heads?

  A. ATA
  B. SATA
  C. HDA
  D. IDE
  B. SATA

• Question 162:

  What do you monitor as part of a SAN health check?

  A. Fan-in/Fan-out ratio
  B. Port status change
  C. Disk status
  D. ISL utilization
  B. Port status change

• Question 163:

  Which SAN security mechanism will prevent a switch port from being enabled even after a switch reboot?

  A. Persistent Port Disable
  B. Port Binding
  C. Port Lockdown
  D. S_ID Lockdown
  A. Persistent Port Disable

• Question 164:

  An application uses ten, 15 GB devices. A full volume replica of the application is required. The replica will be kept for 24 hours and the data changes by 10% every 24 hours. How much storage should be allocated for the replication?

  A. 150 GB
  B. 1.5 GB
  C. 15 GB
  D. 30 GB
  A. 150 GB

• Question 165:

  An application uses ten 20 GB devices. A full volume replica of the application is required. The replica will be kept for 24 hours and the data changes by 20% every 24 hours. How much storage should be allocated for the replication?

  A. 4 GB
  B. 40 GB
  C. 20 GB
  D. 200 GB
  B. 40 GB

• Question 166:

  Which RAID type is most suitable for an application with large sequential reads?

  A. RAID 1
  B. RAID 0
  C. RAID 3
  D. RAID 5
  C. RAID 3

• Question 167:

  The Recovery Point Objective (RPO) of a company is 4 hours. Which statement is true in the event of a disaster?

  A. No more than 4 hours of production data can be lost
  B. Must be able to resume production within 4 hours
  C. Must be able to restart their servers within 4 hours
  D. Must be able to restart their network within 4 hours
  A. No more than 4 hours of production data can be lost

• Question 168:

  What are the three elements of the risk triad from an information security perspective?

  A. Actions, threats, and vulnerabilities
  B. Assets, countermeasures, and threats
  C. Assets, countermeasures, and vulnerabilities
  D. Assets, threats, and vulnerabilities
  D. Assets, threats, and vulnerabilities

• Question 169:

  What is the maximum payload in a fibre channel frame?

  A. 2112 bytes
  B. 2136 bytes
  C. 2148 bytes
  D. 2048 bytes
  A. 2112 bytes

• Question 170:

  In a Copy on First Access mechanism, when is data copied from the source to the target?

  A. A read or write is issued for the first time to a location on the target
  B. All I/Os are issued to a location on the target
  C. A read is issued for the first time from a location on the source
  D. All writes are issued to a location on the target
  A. A read or write is issued for the first time to a location on the target