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Data Warehouse Storage Online Quiz

Description: Data Warehouse Storage Online Quiz
Number of Questions: 31
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Tags: storage

16GB memory per storage processor is allowed in

  1. CX4-120

  2. CX3-80

  3. CX4-960

  4. none

Answer: 3

Unused SavVol space

  1. can be reclaimed.

  2. cannot be reclaimed.

  3. Abort the sessions and resync.

  4. All the above

Answer: 1,3

CMR10 supports Support for creating clones of files.

  1. Support creating both thin (files that share original blocks) and thick (files that are full copies of the source file) clones

  2. Support a minimum of 2000 clones

  3. Clones must be writeable

  4. All the above

Answer: 4

If a user locks a file without specifying a retention period.

  1. There is no lock system with retention period.

  2. Cannot be deleted, nor the retention period changes

  3. Can be deleted and the retention period can be changes

  4. None of the above

Answer: 1

Replicator V1 shall support replication between DART ____ and ______.

  1. source 5.5, target 5.6

  2. source 5.6, taarget 6.0

  3. source 5.6.x.x , target 5.6.x.x

  4. souce 5.6, target 5.5

Answer: 1

Rebooting a Data Mover involves un-mounting and mounting filesystems that often consumes the majority of reboot time (more than three minutes), depending on the complexity of the configuration. A Data Mover reboot procedure that optimizes these two steps will reduce the overall reboot time including disruptions during upgrades (reboot) and recovery from fatal hardware and software events (failover or reboot for single DM).

  1. Fast Mount

  2. Slow Mount

  3. Mount

  4. All the Above

Answer: 4

Support tree quota limit up to a minimum of ____ Terabyte, ___ TB preferable for both block size and file size policy.

  1. 2, 4

  2. 4, 8

  3. 8,16

  4. 16, 32

Answer: 4

Celerra can support _____ TB file system.

  1. 4TB

  2. 8TB

  3. 16TB

  4. 32TB

Answer: 3

8gb FC SLIC support (Glacier)

  1. To increase performance of CS

  2. To increase the performance of the DMs on the NS-960 and NS-G8

  3. Will provide a savings in DM slots used allowing for more flexibility

  4. None of the above

Answer: 2

What is true about Drive duplexing

  1. Two controllers used to write data and faster than disk mirroring

  2. Spread data between multiple drives

  3. The process of reading and writing data on two drives simultaneously

  4. Disk striping with parity

Answer: 1

What is the function of layer FC-2 ?

  1. Physical layer

  2. encode/decode

  3. routing, flow control

  4. mapping interface

Answer: 3

What is true about Drive duplexing ?

  1. Two controllers used to write data and faster than disk mirroring

  2. Spread data between multiple drives

  3. The process of reading and writing data on two drives simultaneously

  4. Disk striping with parity

Answer: 1

What protocols used in physical/datalink and network layer of SAN?

  1. Ethernet

  2. SCSI

  3. FC

  4. All the above

Answer: 4

How many minimum drives are required to create R5 ( RAID 5) ?

  1. 3

  2. 5

  3. 2

  4. 4

Answer: 1

What is Hybrid Zones ?

  1. port – port traffic

  2. Access is controlled using WWN

  3. Contains ports and WWNs

  4. A collection of Zones

Answer: 3

What is true about spoofing ?
a ) One of the class of attacks against SAN
b) Allow access to or destruction of data
c) Reduces availability
d) Allow access to data

  1. a and b

  2. a and c

  3. c and d

  4. All the above

Answer: 1

How many classes of service are available in Fibre Channel?

  1. 5 Classes

  2. 9 Classes

  3. 7 classes

  4. 3 Classes

Answer: 4

Name the features of SCSI 3 standard

  1. Quick arbitrartion and selection

  2. Doamin Validation

  3. Cyclic Redundancy and Check

  4. All the above

Answer: 4

What is the Default ID for SCSI HBA ?

  1. 3

  2. 5

  3. 7

  4. 1

Answer: 3

Which is the Tape storage

  1. Digital Linear Tape

  2. Advanced intelligent tape

  3. Linear Tape open

  4. All the above

Answer: 4

What is the smallest unit of information transfer in FC?

  1. Block

  2. Frame

  3. Cylinder

  4. File

Answer: 2

Maximum number of disks that can be supported by a CLARiiON CX4-960

  1. 480

  2. 960

  3. 120

  4. 15

Answer: 2

We can connect a CLARiiON through iSCSI or FC network. (True/False)

  1. True

  2. False

Answer: 1

How many storage processors are present in the CLARiiON?

  1. 1

  2. 2

  3. 4

  4. 0

Answer: 2

How many disks are present in a single enclosure of a CLARiiON array?

  1. 16

  2. 8

  3. 32

  4. 15

Answer: 4

Full form of SAN?

  1. Storage Attached Network

  2. Stoarge Area Network

  3. Storage Addes Network

  4. Storage Adapter Network

Answer: 2

What is NDMP?

  1. Network Data Method Protection

  2. Network Data Management Protocol

  3. Network Disaster Mitigation Procedure

  4. Network Data Management Privacy

Answer: 2
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