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NEW QUESTION 25
A storage system is configured with erasure coding, divided up into 12 data segments and 4 coding segments.
Each segment is written to different drives. What is the maximum number of drive failures that can be withstood without losing the data in this configuration?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
Explanation:
Explanation
In a typical erasure coded storage system, a set of n disks is divided into m disks to hold data and k disks to hold coding information, where n, m, and k are integers. The coding information is calculated from the data. If up to k of the n disks fail, their contents can be recomputed from the surviving disks.
NEW QUESTION 26
When is the target available for use in pointer-based replication?
- A. after the mirror has been fractured
- B. immediately after session activation
- C. once the fracture log has been created
- D. after synchronization has completed
Answer: B
NEW QUESTION 27
What is true of hot-swappable hardware?
- A. Replaceable with zero downtime
- B. All components need to be rearranged after swap
- C. All fans need to be running to ensure proper cooling
- D. Reboot is required after a change
Answer: A
NEW QUESTION 28
An administrator is configuring Dell EMC RecoverPoint. Which Dell EMC storage system can be used without a write splitter installed?
- A. PowerMax
- B. Unity
- C. XtremIO
- D. VMAX
Answer: B
NEW QUESTION 29
A full backup of a production volume is created on Sunday, and incremental backups are created for the rest of the week. What are the contents of the backup on Thursday?
- A. all the data that has changed since Sunday
- B. all the data that has changed since Wednesday
- C. all the data that has changed since Monday
- D. all the data on the production volume
Answer: A
NEW QUESTION 30
The operating time of a system is 24 hours per day, Monday through Saturday. Failure of the system occurs as follows.
Monday: No failure
Tuesday: 5 A. M. to 7 A. M.
Wednesday: No failure
Thursday: 4 P.M. to 8 P.M.
Friday: 8 A. M. to 11 A. M.
Saturday: No failure
What is the MTBF of the system?
- A. 8 hours
- B. 3 hours
- C. 45 hours
- D. 56 hours
Answer: B
NEW QUESTION 31
Which describes graceful degradation?
- A. The application detects a fault in the system and properly shuts down all modules to keep all data consistent
- B. All modules are still available, but response times are degraded
- C. The application informs the end user their business is important and that the service will be back up as soon as possible
- D. Some modules are unavailable, but the entire application has not been brought down
Answer: D
NEW QUESTION 32
Where is the index stored after an archiving operation?
- A. Archive server
- B. Media server
- C. Archive storage
- D. Backup server
Answer: C
NEW QUESTION 33
A backup administrator has defined a backup policy where full backups are scheduled at 8 PM every Saturday and differential backups for the rest of the week at same time. A data loss happened on Friday at 11 AM. How many backup copies are required to restore the requested files?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
Explanation:
Explanation
If the data loss occurred on Friday, restoration process needs a full backup and the last differential backup that happened on a day before Friday. In case of an incremental backup, all the backup copies that occurred before Friday would be needed including the full backup copy that occurred on Saturday.
NEW QUESTION 34
Which component of SDDC generates the billing report based on price per unit and number of units consumed for a service?
- A. Self Service Portal
- B. SDDC Controller
- C. Directory Services
- D. Orchestrator
Answer: A
NEW QUESTION 35
An application developer is exploring the best technology to have the application easily transportable and have a small image footprint. Which technology satisfies the request?
- A. Virtual machines
- B. Traditional application
- C. Containers
- D. Monolithic application
Answer: C
NEW QUESTION 36
Which is a benefit of cloud computing?
- A. provides business agility
- B. owned IT resources
- C. increases up-front CAPEX
- D. separate servers for each customer
Answer: A
NEW QUESTION 37
Which data migration involves migrating data at the file level using intermediary compute systems?
- A. NAS-based migration
- B. Host-based migration
- C. Application migration
- D. SAN-based migration
Answer: B
NEW QUESTION 38
Which Dell EMC Storage product family does SRDF support?
- A. Unity
- B. PowerScale
- C. PowerStore
- D. PowerMax
Answer: D
NEW QUESTION 39
At which layer is the risk of backup data recovered to an unauthorized destination considered a security threat?
- A. Protection Application
- B. Management Domain
- C. Data Source
- D. Database Application
Answer: C
NEW QUESTION 40
Which security control detects and blocks unusual network behavior?
- A. IDPA
- B. VPN
- C. Zoning
- D. IDPS
Answer: D
NEW QUESTION 41
What is the process of identifying and moving inactive data from primary storage systems to lower-cost storage systems for long-term retention?
- A. Replication
- B. Business continuity
- C. Data archiving
- D. Data locality
Answer: C
NEW QUESTION 42
A computer has an MTBF of 7000 hours and an MTTR of 18 hours? What is the availability of the data?
- A. 99.1%
- B. 90.7%
- C. 99.7%
- D. 99.8%
Answer: B
NEW QUESTION 43
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