D-ECS-DY-23 実際試験問題と解答 - 模擬練習 - 受験自信を増やす

Question No : 1
An implementation engineer is installing ECS and sees that node names are not resolving to the public IP addresses.
Which command should they use to validate the ECS DNS configuration?

A.cat/etc/resolve.conf
B.getrackinfo -r
C.infconfig
D.nslookup

正解:

Question No : 2
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.
What is a possible reason for the 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

正解:

Question No : 3
Which type of load balancer can be configured to proactively conduct health checks of ECS nodes and remove unavailable nodes from the rotation?

A.Physical/virtual
B.HA proxy
C.Manual IP
D.DNS round robin

正解:

Question No : 4
Which log file should be checked if an application using a .PEA file stops writing to the ECS?

A.dataheadsvc-access.log
B.objcontrolsvc.log
C.provisionsvc.log
D.objheadsvc.log

正解:

Question No : 5
Which type of license is required to add additional VDCs to a federation?

A.Replication
B.Capacity
C.Expansion-Capacity
D.D@RE

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Question No : 6
How does a user apply a license on an ECS system?

A.Within the ECS portal
B.Using the command line interface (CLI)
C.Through SSH
D.Using the ECS Rest API

正解:

Question No : 7
How are files locked by ECS with NFSv3 enabled?

A.ECS runs pNFS as does any NFSv4 server
B.ECS globally locks files from any node at any site
C.The NFSv3 clients do file locking
D.ECS runs NLM as does any NFSv3 server

正解:

Question No : 8
What happens if the key is missing from the header when creating a bucket using ECS S3 API D@RE key management?

A.Bucket creation will fail with an error to provide a key in the header
B.Encryption will not be enabled
C.A system generated key will be used instead
D.ECS does not support external key management

正解:

Question No : 9
How should a federation be configured when a primary ECS VDC already exists?

A.First configure the secondary ECS as standalone and then add the VDC to the federation.
B.First create the storage pool on the secondary ECS and then configure it on the primary ECS of the federation.
C.First get the VDC access key from the primary ECS of the federation and then add it to the secondary VDC
D.Add the secondary VDC to the federation during fabric and HAL installation.

正解:

Question No : 10
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.ECS object access S3 password does not match ECS access key
C.Display name is set incorrectly for the ECS Cloud Profile
D.Neither port number 9020 nor 9021 is included in the ECS endpoint

正解:

Question No : 11
What is required to obtain the license file for ECS?

A.Sales quote
B.License Authorization Code
C.ECS Designer
D.Client email address

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Question No : 12
How would you check the current color of an ECS rack?

A.cat/etc/HOSTNAME
B.getrackinfo
C.cat/var/tmp/installer/provisioning.txt
D.rpm -ivh -color=red ecs-cs=base

正解:

Question No : 13
What technology is used in ECS to protect data from node faults and disk failures?

A.RAID 1/0
B.Erasure Coding
C.Dual Parity
D.Data Mirroring

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Question No : 14
When a disk state is suspect, what are the allowable disk operations?

A.Read
B.Write
C.Read and write
D.No operations allows

正解:

Question No : 15
Which ECS array license file enables data services for storage management?

A.ViPR Commodity
B.ViPR HDFS
C.ViPR Unstructured
D.ViPR ECS

正解:

DELL EMC D-ECS-DY-23 問題練習