Pass EMC DES-1B21 exam questions - convert Test Engine to PDF
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NEW QUESTION 28
When planning for a multi-site ECS installation, what is the maximum network latency between sites?
- A. 5, 000 ms
- B. 100 ms
- C. 500 ms
- D. 1, 000 ms
Answer: A
NEW QUESTION 29
Which ECs S3 API method is used to create a new object?
- A. Update
- B. Put
- C. Head
- D. Get
Answer: D
NEW QUESTION 30
A storage administrator is trying to create a new bucket using s3curl pl. They use a URL pointing to their load balancer. The SSL connection is terminated on the load balancer. What port number should be used?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 31
An ECS storage administrator creates a bucket to be used by the NFS clients. The development team fries to writes some objects using the S3 browser on the bucket. They call the storage administrator to inform them that they are experiencing write operation errors.
- A. Bucket is Read only
- B. Secret key used is not correct
- C. Object user needs write credentials
- D. Based URL, was not configured
Answer: C
NEW QUESTION 32
In the Storage Service Layer, which distributed shared service runs on each ECS node to manage transactions and ensure data is committed?
- A. Unstructured Storage Engine
- B. Server-side encryption
- C. ECS media-data management
- D. Erasure coding
Answer: A
NEW QUESTION 33
What is a correct statement concerning the use of ECS as an LTR solution with DD Cloud Tier?
- A. Mission critical applications are backed up first to the DD cloud tier
- B. Data is moved directly from the active to ECS
- C. Backups are cloned to the cloud tier via the app-based policy
- D. There can be up to four cloud units that make up the cloud tier
Answer: D
NEW QUESTION 34
During pre-ECS software installation, which system check should be manually performed?
- A. Rack networking
- B. Platform data
- C. Network separation
- D. Disk configuration
Answer: C
NEW QUESTION 35
Which ECS Advanced Retention Management (ARM) feature enables applications to specify a retention
period that will trigger when the CAS application receives a specified condition?
- A. Event Based Retention
- B. Extended Retention Period
- C. Min/Max Governor
- D. Litigation Hold
Answer: C
Explanation:
Explanation/Reference:
Reference: http://doc.isilon.com/ECS/3.1/DataAccessGuide/ecs_c_cas_advanced_retention.html
NEW QUESTION 36
Which configuration task is optional in ECS when enabling Dell EMC Isilon CloudPools and ECS integration?
- A. Create an object user account for CloudPools access
- B. Install the CloudPools license in ECS
- C. Generate a S3 secret key to add to the CloudPools configuration
- D. Create a dedicated storage pool CloudPools storage
Answer: C
NEW QUESTION 37
What is a characteristic of ECS?
- A. Provide simultaneous access to data via several standard industry protocols
- B. Provides offline object access for mobile, desktop, and enterprise applications
- C. Cannot be run on non-Dell EMC hardware for custom solution using existing resources
- D. Cannot be federated to protect data across multiple sites
Answer: A
NEW QUESTION 38
What is the default path for the customization topology file?
- A. /opt/emc/Caspian/installer/conf/
- B. /var/tmp/installer/
- C. /home/admin/
- D. /opt/emc/Caspian/installer/
Answer: A
NEW QUESTION 39
How are files locked by ECS with NFSv3 enabled?
- A. ECS globally locks files from any node at any site
- B. ECS runs pNFS as does any NFSv4 server
- C. The NFSv3 clients do file locking
- D. ECS runs NLM as does any NFSv3 server
Answer: D
NEW QUESTION 40
Which ECS array license file enables data services for storage management?
- A. ViPR ECS
- B. ViPR Unstructured
- C. ViPR HDFS
- D. ViPR Commodity
Answer: B
NEW QUESTION 41
Which type of data service is provided by ECS?
- A. Block
- B. CIFS
- C. NFSv2
- D. Object
Answer: A
NEW QUESTION 42
A company has removed the VDC from the replication group and is no longer able to add it back. What is the cause of this issue?
- A. The VDC cannot be added back to the existing replication group, a new replication group must be created for the VDC
- B. The same VDC cannot be added back to the replication group, it must be given another name
- C. Removing the VDC from the replication group initiates failover processing for permanent failures
- D. The same VDC can be added back to the replication group, but only before failover processing is completed successfully
Answer: B
NEW QUESTION 43
How do ECS object users authenticate to the ECS OpenStack Swift Service when running the Version 1 protocol?
- A. PEA file
- B. Simple token
- C. Login and password
- D. Scoped token
Answer: B
NEW QUESTION 44
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