DES-1B21 Online Practice Questions and Answers

Which ECS array license file enables data services for storage management?

A. ViPR Commodity

B. ViPR HDFS

C. ViPR Unstructured

D. ViPR ECS

Which command is used to install the ECS software package?

A. sudo ./run.sh

B. sudo bin/installer –operation INSTALL

C. sudo bin/installer –operation INSTALL_HAL

D. sudo tar xfvz ecs*production*.tgz

Which type of data service is provided by ECS?

A. NFSv2

B. CIFS

C. Block

D. Object

ECS has old data on the disks. What command should be used to prepare the disks for a new install of the ECS software?

A. domulti cs_hal list disks

B. viprexec -i "clean_disks --all-dae-and-internal-nonsystem-disks"

C. blkid

D. viprexec "parted rm*"

When updating the ECS topology file for installation, which IP set should be used for installation of HAL, and fabric?

A. Management

B. Public

C. Data

D. Private.4

A company wants its x64 Linux backup data sent directly to ECS. Which supported and most efficient configuration would you recommend for this environment?

A. Use a CloudBoost appliance as a NetWorker storage node to receive x64 Linux NetWorker client data and send it to ECS.

B. Use Client Direct with CloudBoost agent on the x64 Linux NetWorker client to transfer data to ECS.

C. Use a NetWorker storage node to receive x64 Linux NetWorker client data and send it to ECS.

D. Use Client Direct on the x64 Linux NetWorker client to send data to a CloudBoost appliance and then transfer it to ECS.

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. Litigation Hold

B. Extended Retention Period

C. Event Based Retention

D. Min/Max Governor

Which command should be used to wipe the data disks to prepare an ECS rack for fabric, and HAL installation?

A. format

B. clean_disks

C. sysdisk

D. partition

For which type of bucket-level encryption is unsupported?

A. Swift

B. S3

C. CAS

D. HDFS

An organization wants to use network separation to eliminate exposure of the separated traffic to the entire ECS public network. Which network separation method should they use?

A. VIP

B. Multi

C. Dual

D. VLAN

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.

When planning for a multi-site ECS installation, what is the maximum network latency between sites?

A. 100 ms

B. 500 ms

C. 1,000 ms

D. 5,000 ms

Which port needs to be opened between ECS and ESRS for registration of remote support?

A. 21

B. 3218

C. 9020

D. 9443

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-os-base

What is a feature of D@RE?

A. Key management is controlled manually

B. Encryption can occur at namespace level only

C. Offers low-touch server-side encryption

D. Encryption can occur at bucket level only