EMC E20-385 Online Practice Questions and Exam Preparation

EMC E20-385 Online Questions & Answers

• Question 191:

  A customer is looking for a solution to backup their 20 TB EMC NAS system. The data has a low change rate and a 30-day retention period. The customer has a requirement to directly attach the backup target using Ethernet. Which EMC Data Domain configuration would best fit the customer's requirements?

  A. Data Domain system using NFS
  B. Data Domain system using DD Boost
  C. Data Domain system using NDMP VTL
  D. Data Domain system using CIFS
  C. Data Domain system using NDMP VTL

• Question 192:

  What is a characteristic of EMC Data Domain variable segment size deduplication?

  A. Segmentation is based on bytes not files
  B. Entire data stream moves to make room for the new segment
  C. A file is stored and duplicate versions are pointed to the original
  D. Variable segment size is not supported on a Data Domain system
  A. Segmentation is based on bytes not files

• Question 193:

  NetBackup has been configured to use an EMC Data Domain appliance as a VTL for the primary target storage unit.

  Which multiplexing setting should be configured within the NetBackup storage unit to achieve optimal deduplication performance on the Data Domain?

  A. Disabled
  B. Unlimited
  C. 2
  D. 4
  A. Disabled

• Question 194:

  The exhibit illustrates an EMC Data Domain environment with DD Boost and DSP.

  

  Which process is represented by Step 3?

  A. Filter
  B. Fingerprint
  C. Segment
  D. Compress
  A. Filter

• Question 195:

  A customer is looking for the following requirements to replicate data:

  

  Entire /backup directory replicated

  

  All user accounts and password are replicated

  

  Full system data replication mirror

  Which type of replication meets the customer's requirements?

  A. Collection
  B. Directory
  C. Pool
  D. Snapshot
  A. Collection

• Question 196:

  You are tasked with installing a new EMC Data Domain system in an existing NetWorker environment. The customer requirements state that they need the ability to perform multiple concurrent clone operations from the same device. Which device type(s) supports the customer's requirements?

  A. Data Domain device only
  B. Data Domain device and file type device
  C. Storage unit device type only
  D. Data Domain device and disk pool device type
  A. Data Domain device only

• Question 197:

  When upgrading an EMC Data Domain system, where can the upgrade RPM file be located?

  A. /ddvar/releases
  B. /ddvar
  C. /backup
  D. /ddvar/system
  A. /ddvar/releases

• Question 198:

  A customer is writing critical data to the pre-configured, default NFS share on an EMC Data Domain system for subsequent replication to a remote site. Which directory on the local Data Domain system should be reviewed to verify the data is successfully being written?

  A. /ddvar
  B. /backup
  C. /data/col1
  D. /data/col1/repl
  B. /backup

• Question 199:

  Refer to the exhibit.

  

  You are installing an EMC Data Domain system with expansion shelves. When is the cable connector shown in the exhibit used?

  A. Connecting to the Expansion Port on an ES30 Shelf
  B. Connecting to the Host Port on an ES30 Shelf
  C. Connecting to the Expansion Port on an ES20 Shelf
  D. Connecting to the Host Port on an ES20 Shelf
  A. Connecting to the Expansion Port on an ES30 Shelf

• Question 200:

  Refer to the Exhibit.

  

  On the EMC Data Domain system, what is the approximate amount of data sent to the system on March 2nd?

  A. 14 GiB
  B. 16 GiB
  C. 20 GiB
  D. 24 GiB
  D. 24 GiB