E20-005 Backup Recovery Systems & Architecture Exam Set 4

What is a characteristic of Oracle database restore and recovery operations?


Options are :

  • The recovery operation is used to replace damaged Oracle data files
  • The restore operation copies data from backup media to disk.
  • The recovery operation copies data from backup media to disk.
  • The restore operation applies necessary redo logs to bring the database consistent

Answer : The restore operation copies data from backup media to disk.

Which cloud deployment model offers the greatest level of security and control?


Options are :

  • Community cloud
  • Hybrid cloud
  • Public cloud
  • Private cloud

Answer : Private cloud

What is a characteristic of Oracle database offline backup?


Options are :

  • The backup is taken when the Oracle database is shut down
  • An Oracle database needs to be configured as ARCHIVELOG mode.
  • Only an Oracle tablespace can be backed up during offline backup.
  • Database transactions can occur during an offline backup.

Answer : The backup is taken when the Oracle database is shut down

E20-005 Backup Recovery Systems & Architecture Exam Set 5

What is a benefit of backing up to disk as opposed to physical tape?


Options are :

  • Increased uptime
  • Target-based compression
  • Lower host CPU utilization
  • Easier to scale

Answer : Increased uptime

What is a possible benefit of using multiplexing when writing backup data?


Options are :

  • Optimized tape drive performance
  • Less strain on network resources
  • Increased deduplication ratios
  • Less impact of backup processing on the client

Answer : Optimized tape drive performance

You are planning to deploy a tape library. You need to be able to read and write multiple tapes simultaneously.What is a key factor in meeting this requirement?


Options are :

  • Number of drives
  • Number of slots
  • Number of robotic arms
  • Number of cartridges

Answer : Number of drives

E20-005 Backup Recovery Systems & Architecture Exam Set 6

What is recommended when performing backups of laptop clients located in different geographic areas?


Options are :

  • Use a single backup group
  • Back up only user files and folders
  • Use a single, centralized storage node
  • Schedule backups at night

Answer : Back up only user files and folders

For planning purposes, which percentage of theoretical TCP/IP network speed can be expected?


Options are :

  • 80 - 90%
  • 50 - 65%
  • 65 - 80%
  • 85 - 95%

Answer : 50 - 65%

What is an advantage of a virtual tape library over a physical tape library?


Options are :

  • Data sent over a SAN
  • Data stored on transportable media
  • Near-instant access to data
  • Source-based deduplication

Answer : Near-instant access to data

E20-005 Backup Recovery Systems & Architecture Exam Set 7

Which file sharing protocol needs TCP/IP installed on both server and client to transfer the files?


Options are :

  • DFS
  • RSH
  • SSH
  • NFS

Answer : NFS

A customer is moving data from a backup disk to tape, which will later will be stored offsite.What is this process called?


Options are :

  • Mirroring
  • Cloning
  • Staging
  • Aging

Answer : Staging

What is recovery point objective?


Options are :

  • Amount of data loss that is acceptable by the business
  • Length of time that backups are kept for recovery purposes
  • Maximum allowable time to fully recover an application
  • Actual time that it takes to recover all data

Answer : Amount of data loss that is acceptable by the business

You need to copy Oracle data from a development server running Windows to a test server running Linux.How is this done?


Options are :

  • Oracle offline backup
  • Linux dd command
  • Database export
  • Oracle online backup

Answer : Database export

What defines a point-in-time replica?


Options are :

  • A partial copy of the production data that is synchronized at some specific timestamp
  • The data on the replica that is synchronized with the production data at all times.
  • The data in the replica that is an identical image of production at some specific timestamp.
  • A full copy of the production data that is synchronized at all times.

Answer : The data in the replica that is an identical image of production at some specific timestamp.

E20-005 Backup Recovery Systems & Architecture Exam Set 1

A customer wants to run backups where scheduling allows for shutting down the application during the backup window. Which backup method is used?


Options are :

  • Cold backup
  • File copy
  • Hot backup
  • Raw device dump

Answer : Cold backup

Which disk connectivity option supports the highest data transfer rate?


Options are :

  • IDE
  • ATA
  • SCSI
  • SATA

Answer : SATA

A customer has an existing NAS implementation that is backed up in a local two-way configuration. The customer is concerned that the attached tape drive is stopping and starting frequently during the backup. However, they see benefit in the local two-way configuration and want to keep it.Which solution would you recommend to address their concern?


Options are :

  • DAR
  • DDS
  • VBB
  • NDMP2D

Answer : NDMP2D

E20-005 Backup Recovery Systems & Architecture Exam Set 2

A customer has a SAN-based storage system with extra storage capacity available. The customer wants to make this storage available to other hosts over the LAN. What is your recommendation?


Options are :

  • NDMP 3-way
  • NDMP 2-way
  • NAS gateway
  • Integrated NAS

Answer : NAS gateway

Which RAID level combines data redundancy, performance and shorter rebuild times?


Options are :

  • RAID 0+1
  • RAID 1+0
  • RAID 6
  • RAID 1

Answer : RAID 1+0

n a backup environment, a host performs backups at the raw device level.What process would you recommend to restore a single file?


Options are :

  • Partially restore the raw backup that contains the file
  • Restore the entire raw device
  • Restore a single file directly from the backup
  • Restore the directory containing the file

Answer : Restore the entire raw device

What are the components of a Logical Volume Manager (LVM)?


Options are :

  • Physical volumes, volume groups, logical volumes
  • Physical groups, volume groups, logical groups
  • Physical groups, volume groups, logical volumes
  • Physical blocks, volume groups, logical groups

Answer : Physical volumes, volume groups, logical volumes

What is a benefit of deploying a separate storage node in the backup environment?


Options are :

  • Reduced number of backups
  • Increased media utilization
  • Improved security and access control
  • Consolidate backup servers

Answer : Consolidate backup servers

What is the role of the storage node in a client/server backup architecture?


Options are :

  • Manages the backup operation
  • Writes metadata to the backup catalog
  • Gathers data to be backed up
  • Writes data to a backup device

Answer : Gathers data to be backed up

Which switch port type is used for the interswitch link connectivity between two FC switches?


Options are :

  • N_port
  • F_port
  • E_port
  • G_port

Answer : E_port

Which RAID level best describes parallel access with dedicated parity?


Options are :

  • 4
  • 6
  • 3
  • 5

Answer : 3

When using array-based local replication, what component performs the replication?


Options are :

  • Storage system
  • Network switch
  • SAN switch
  • Host system

Answer : Storage system

What is the purpose of NDMP?


Options are :

  • Provides a standard protocol for backup and recovery operations of network-attached devices
  • Enables components from different vendors to coexist in the same network
  • Reduces traffic congestion on a network by controlling the data flow
  • Manages the flow of backup data from different host operating systems and hardware platforms

Answer : Provides a standard protocol for backup and recovery operations of network-attached devices

What is the fault tolerance of a RAID 5 array, where n is the number of disks in the array?


Options are :

  • n-1
  • 1
  • 2
  • n-2

Answer : 1

Which RAID type uses the full storage capacity of the hard disks in a RAID set?


Options are :

  • RAID 0+1
  • RAID 0
  • RAID 1+0
  • RAID 5

Answer : RAID 0

Which process provides increased protection of data from both logical and physical errors and reduces the exposure to data loss?


Options are :

  • Array-based replication
  • Synchronous replication
  • Asynchronous replication
  • Continuous data protection

Answer : Continuous data protection

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