EMCのE20-005認定試験の最新教育資料の登場

E20-005はEMCの一つ認証試験として、もしEMC認証試験に合格してIT業界にとても人気があってので、ますます多くの人がE20-005試験に申し込んで、E20-005試験は簡単ではなくて、時間とエネルギーがかかって用意しなければなりません。

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試験番号：E20-005問題集
試験科目：EMC 「Backup Recovery Systems and Architecture Exam」
問題と解答：全120問

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NO.1 What are the components of a Logical Volume Manager (LVM)?
A. Physical volumes, volume groups, logical volumes
B. Physical groups, volume groups, logical volumes
C. Physical groups, volume groups, logical groups
D. Physical blocks, volume groups, logical groups
Answer: A

EMC認定証   E20-005   E20-005   E20-005認定証

NO.2 What is the primary reason for having disaster recovery backups?
A. To restore data from an alternate site due to data loss at a primary site
B. To restore data when data loss or logical corruptions occur during routine processing
C. To restore data that was archived for regulatory compliance
D. To restore data when data loss occurs due to minor hardware component failures
Answer: A

EMC認証試験   E20-005認定証   E20-005   E20-005   E20-005練習問題   E20-005

NO.3 A business has a recovery point objective (RPO) of nine hours. What does this RPO mean in the event
of a disaster?
A. No more than nine hours of production data can be lost
B. Restore from backup must occur within nine hours
C. Production must be resumed within nine hours
D. A backup copy of the production data must be obtained within nine hours
Answer: A

EMC過去問   E20-005   E20-005認定資格   E20-005認定証   E20-005参考書   E20-005

NO.4 A customer is moving data from a backup disk to tape, which will later will be stored offsite.
What is this process called?
A. Cloning
B. Staging
C. Aging
D. Mirroring
Answer: B

EMC   E20-005   E20-005   E20-005

NO.5 A full backup of a file system is performed once a week on Saturday and cumulative backups are
performed on all other days. Backups start at 20:00 with a two-hour window. Data on the file system
changes every day.
How many backups are required to perform a full system restore as of Friday morning?
A. 2
B. 6
C. 1
D. 7
Answer: A

EMC過去問   E20-005   E20-005認証試験   E20-005

NO.6 What is a benefit of deploying a separate storage node in the backup environment?
A. Reduced number of backups
B. Increased media utilization
C. Improved security and access control
D. Consolidate backup servers
Answer: D

EMC   E20-005過去問   E20-005過去問   E20-005   E20-005練習問題

NO.7 What is the process of moving data from one storage medium to another?
A. Cloning
B. Replication
C. Staging
D. Twinning
Answer: C

EMC認定証   E20-005認証試験   E20-005認定証   E20-005   E20-005

NO.8 What is an example of a PCI connection?
A. Parallel interface between a disk and the controller card
B. Interconnection between a CPU and network card
C. Serial connection between a disk and the controller card
D. Interconnection between a tape drive and a computer
Answer: B

EMC認定試験   E20-005   E20-005   E20-005認定資格   E20-005練習問題

NO.9 A customer has a requirement to restore operations within two hours after a disaster.
What is this time period called?
A. Recovery time objective (RTO)
B. Retention period
C. Recovery point objective (RPO)
D. Backup window
Answer: A

EMC   E20-005   E20-005認定試験

NO.10 Which type of backup only copies the files that have changed since the last full backup.?
A. Cumulative
B. Full
C. Incremental
D. Synthetic full
Answer: A

EMC参考書   E20-005参考書   E20-005認定証

NO.11 Which disk connectivity option supports the highest data transfer rate?
A. SATA
B. SCSI
C. IDE
D. ATA
Answer: A

EMC   E20-005   E20-005   E20-005認証試験

NO.12 Which statement defines retention period?
A. Amount of time available for restoring a particular version of a backup dataset
B. Amount of time available for overwriting a volume containing backups
C. Period of time in which a backup must be restored
D. Amount of time allocated for full system recovery
Answer: A

EMC認定資格   E20-005認定資格   E20-005   E20-005

NO.13 What is recovery point objective?
A. Maximum allowable time to fully recover an application
B. Actual time that it takes to recover all data
C. Amount of data loss that is acceptable by the business
D. Length of time that backups are kept for recovery purposes
Answer: C

EMC   E20-005   E20-005   E20-005

NO.14 Which software component of a backup application sends media metadata to the backup server?
A. Storage node
B. Client
C. NetWorker Management Console
D. Application server
Answer: A

EMC   E20-005認証試験   E20-005   E20-005   E20-005認証試験

NO.15 What is the fault tolerance of a RAID 5 array, where n is the number of disks in the array?
A. 1
B. n-1
C. 2
D. n-2
Answer: A

EMC問題集   E20-005参考書   E20-005   E20-005   E20-005

NO.16 What terminology is used to describe grouping several physical drives into one logical drive?
A. Concatenation
B. Partitioning
C. Formatting
D. Grouping
Answer: A

EMC認定資格   E20-005   E20-005過去問   E20-005

NO.17 Which type of backup should be used to create a backup copy offline without disrupting I/O operations
on a production volume?
A. Cumulative backup
B. Incremental backup
C. Full backup
D. Synthetic full backup
Answer: D

EMC   E20-005認定証   E20-005練習問題   E20-005問題集

NO.18 What is the interval of time between the creation and expiration of the backup called?
A. Retention period
B. Recovery point objective (RPO)
C. Recovery time objective (RTO)
D. Backup window
Answer: A

EMC認定証   E20-005   E20-005認定試験   E20-005過去問   E20-005認定試験

NO.19 What is the role of the storage node in a client/server backup architecture?
A. Writes data to a backup device
B. Gathers data to be backed up
C. Manages the backup operation
D. Writes metadata to the backup catalog
Answer: A

EMC認定資格   E20-005   E20-005   E20-005問題集

NO.20 You are planning the staging policy for disk-to-offsite tape backup media. In addition to available disk
space, which factor is most significant when determining how long to keep the backup data on disk?
A. Length of time when most restore requests are expected to occur
B. Location of offsite storage
C. Cost of shipping and storing tapes
D. Tape capacity
Answer: A

EMC参考書   E20-005   E20-005認定試験   E20-005問題集

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