DES-1B21 Exam Questions Get Updated [2021] with Correct Answers
Practice DES-1B21 Questions With Certification guide Q&A from Training Expert UpdateDumps
Reliable Exam Preparation Resources
While the Dell DES-1B21 paves the path for a bright future, making it through demands a bit more than commitment and dedication, all thanks go to its core curriculum and extensive structure. Past successful candidates and industry experts say the aspirant should bank upon a mix of an amalgamation of training courses and some reliable books. We know that hunting down success-driven study resources is a time-consuming job. So, we have done it for you:
Free Training Courses
- ECS Networking Implementation
This on-demand online training covers the basics of ECS networking implementation concepts beautifully and makes the trainee a learned specialist in concepts like network hardware, network separation, and topologies.
- ECS Dedicated Cloud Service
This class focuses on ECS management and monitoring. ECS DC service offering, ECS configuration details, and additional monitoring capabilities are some of the crucial learning take-away from such a training course.
- ECS Concepts & Features
This one is the easiest way to gain a considerable understanding of elementary ECS concepts & features without spending a single penny. With this training option, the exam basics are easily understandable and manageable.
Required Prerequisites
Specialist exams are not for amateurs as their lore is of superior level. The same is true in the case of the Dell DES-1B21 evaluation. The vendor keeps this open only for associate-level certification holders. So, you can aim at this test only if you already have any of the below-mentioned certifications in your kitty:
- Associate – Information Storage and Management Version 1.0;
- Associate – Cloud Infrastructure and Services Version 3.0.
- Associate – Information Storage and Management Version 2.0;
- Associate – Cloud Infrastructure and Services Version 2.0;
- Associate – Information Storage and Management Version 4.0;
- Associate – Information Storage and Management Version 3.0;
If you have any of them by your side, the next step should be passing the Dell DES -1B21 exam.
NEW QUESTION 31
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 all the command line?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 32
What is the correct order of steps in the ECS software installation process?
Answer:
Explanation:
NEW QUESTION 33
A newly configured ECS system contains 8 nodes. How many fragments will each ECS node contain when a data chunk is broken up by erasure coding?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 34
By default, which file contains ECS information for configuring ESRS?
- A. MACHINES
- B. customer.json
- C. topology.txt
- D. provision.txt
Answer: D
NEW QUESTION 35
When a disk state is suspect, what are the allowable options?
- A. Read and write
- B. No operations allows
- C. Read
- D. Write
Answer: C
NEW QUESTION 36
Which user role has access to all areas of the ECS portal?
- A. System Administrator
- B. Namespace Administrator
- C. Tenant Administrator
- D. Power user
Answer: C
NEW QUESTION 37
What is the default path for the customized topology file?
- A. /var/tmp/installer
- B. /opt/emc/caspian/installer/conf/
- C. /home/admin/
- D. /opt/emc/caspian/installer
Answer: D
NEW QUESTION 38
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: D
Explanation:
Explanation/Reference:
Reference: https://www.emc.com/techpubs/ecs/ecs_plan_install-1.htm
NEW QUESTION 39
You are configuring a DD Cloud Tier and ECS system as part of a LTR cloud backup solution. When adding the Cloud Unit in the Data Domain system you cannot connect to the ECS system.
What is preventing the configuration from being completed?
- A. Ports 9020 and 9021 are closed in the firewall between the DD system and the ECS load balancer
- B. The namespace used for DD Cloud Tier is applied to a federated VDSC instead of a single VDC.
- C. Other namespaces reside on the same storage pool where the namespace for DD Cloud Tier is created
- D. Two different DD Cloud Units were added as "Dell EMC Elastic Cloud Storage (ECS)"
Answer: D
NEW QUESTION 40
You are configuring a NetWorker with Cloud Boost solution using ECS as LTR backup. When adding the
CloudBoost appliance in the Dell EMC Cloud Portal, the configuration fails and shows the following error:
Operation Completed with errors. Could not apply initial configuration.
Reason: Validation failed; cloud profile is invalid.
What is causing this error?
- A. Claim code is invalid when registering the CloudBoost appliance
- B. Display name is set incorrectly for the ECS Cloud Profile
- C. Neither port number 9020 nor 9021 is included in the ECS endpoint
- D. ECS object access S3 password does not match ECS access key
Answer: A
NEW QUESTION 41
Which switch is used to daisy-chain three or fewer ECS racks?
- A. Turtle
- B. Customer supplied
- C. Hare
- D. Rabbit
Answer: B
NEW QUESTION 42
Compliance monitoring has been enabled for an ECS system. Under which conditions will a BAD event be received?
- A. DEGRADED and UNTRACKED
- B. UNKNOWN and NOT READY
- C. BAD and NOT READY
- D. SUSPECT and UNKNOWN
Answer: D
NEW QUESTION 43
A retention policy and a retention period and defined for the same object. What will control the deletion of that object?
- A. Only the retention period
- B. Only the retention policy
- C. The one that was created first
- D. The one with the greater time interval
Answer: A
NEW QUESTION 44
For which type of bucket-level encryption is unsupported?
- A. CAS
- B. Swift
- C. S3
- D. HDFS
Answer: A
NEW QUESTION 45
What services are reachable from nodes and must be included in every LCS data center?
- A. SMTP and FTP
- B. NTP and SNMP
- C. DHCP and PXE
- D. DNS and NTP
Answer: B
NEW QUESTION 46
Which type of data service is provided by ECS?
- A. Object
- B. NFSv2
- C. Block
- D. CIFS
Answer: A
NEW QUESTION 47
Which SNMP version(s) are supported by ECS?
- A. SNMP v2 only
- B. SNMP v3 only
- C. SNMP v2 and SNMP v3
- D. ECS does not support SNMP
Answer: C
NEW QUESTION 48
In an environment with two or more VDCs, which operation is unavailable when network connectivity is interrupted between the VDCs?
- A. Write object
- B. Update object
- C. Create bucket
- D. Read object
Answer: D
Explanation:
Explanation/Reference: https://storageconsortium.de/content/sites/default/files/downloads/EMC%20ECS%20WP_h14071- ecs-architectural-guide-wp.pdf (30)
NEW QUESTION 49
An ECS is configured as backend storage for OpenStack Glance. Which type of data will it store?
- A. Disk and server images
- B. Volume data backups
- C. Multimedia files
- D. OpenStack Swift client access information
Answer: A
NEW QUESTION 50
Which ECS S3 API method is used to create a new object?
- A. Put
- B. Update
- C. Head
- D. Get
Answer: A
NEW QUESTION 51
The ECS network solution for an organization is designed to have 4x10GbE uplinks connected to both
Cisco switches. The organization will create the needed port channels.
What additional configuration on the Cisco switches is recommended for high availability and redundancy?
- A. Virtual port channel
- B. Dedicated VLANs
- C. Ring topology
- D. Spanning tree protocol
Answer: B
NEW QUESTION 52
A storage administrator asks you if ECS requires the use of file gateways for Hadoop data. What should
be your response?
- A. No; ECS does not require file gateways
- B. Yes; ECS acts as a file gateway
- C. Yes; ECS comes with a file gateway that automatically moves the data to the ECS
- D. No; ECS has a built-in tool to move data into HDFS
Answer: A
NEW QUESTION 53
Which command is used to update the here switch firmware?
- A. flashboot
- B. updateArista
- C. update firmware
- D. firmwaredownload
Answer: D
NEW QUESTION 54
Which ECS array license file enables data services for storage management?
- A. ViPR HDFS
- B. ViPR ECS
- C. ViPR Unstructured
- D. ViPR Commodity
Answer: A
NEW QUESTION 55
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