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Data warehouse Storage tools Quiz

Description: This test is about the storage technology like LUN, SCCI, CDB.
Number of Questions: 20
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Tags: storage
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The cost of fixing a fault:

  1. a) Is not important

  2. b) Increases as we move the product towards live use

  3. c) Decreases as we move the product towards live use

  4. d) Is more expensive if found in requirements than functional design

  5. e) Can never be determined


Correct Option: B

The difference between re-testing and regression testing is

  1. a) re-testing is running a test again; regression testing looks for unexpected side effects

  2. b) re-testing looks for unexpected side effects; regression testing is repeating those tests

  3. c) re-testing is done after faults are fixed; regression testing is done earlier

  4. d) re-testing uses different environments, regression testing uses the same environment

  5. e) re-testing is done by developers, regression testing is done by independent testers


Correct Option: A

Which of the following would be a valid measure of test progress?

  1. Number of undetected defects.

  2. Total number of defects in the product.

  3. Number of test cases not yet executed.

  4. Effort required to fix all defects.


Correct Option: C

Which of the following will NOT be detected by static analysis?

  1. A) Parameter type mismatches.

  2. B ) Errors in requirements.

  3. C ) Undeclared variables.

  4. D ) Uncalled functions.


Correct Option: B

Which of the following is a test management tool

  1. Complier

  2. HP Quality Center

  3. HP QTP

  4. HP Load Runner


Correct Option: B

Enough testing has been performed when:

  1. a) time runs out.

  2. b) the required level of confidence has been achieved.

  3. c) no more faults are found.

  4. d) the users won’t find any serious faults.


Correct Option: B

_________ is used to determine the success or failure of a SCSI Command.

  1. Status Code

  2. Check Condition

  3. Sense Data

  4. KCQ


Correct Option: A

In a CDB opcode is:

  1. 1-bit Long

  2. 1-byte Long

  3. 2-byte Long

  4. 3-byte Long


Correct Option: B

If a CDB is 12-byte long, what will be its group ID?

  1. 2

  2. 3

  3. 4

  4. 5


Correct Option: D

What is CDB?

  1. Command Definition Block

  2. Computer Definition Block

  3. Command Descriptor Block

  4. Command Dispatch Block


Correct Option: C

A SCSI Device has disconnected from SCSI bus, because it is seeking some data for I/O request. Now it wants to access the SCSI bus again. Which phase the bus is in:

  1. Bus Free

  2. Selection

  3. Message In

  4. Reselection


Correct Option: D

A set of standards for physically connecting and transferring data between computers and peripheral devices:

  1. Small Computer System Interface

  2. Small Connection System Interface

  3. Secure Connection Server Interface

  4. Small Connection Sys Interface


Correct Option: B

LUN is:

  1. A Number

  2. An Identifier

  3. Logical Unit

  4. A Data Type


Correct Option: B

A SCSI device does not initiate a session, but waits for a command from other device, is called :

  1. Initiator

  2. Target

  3. LUN

  4. Logical Unit


Correct Option: B

The figure depicted is:

  1. Parallel SCSI Connector

  2. Serial SCSI Connector

  3. SAS Connector

  4. SATA Connector


Correct Option: A

In I_T_L_Q Nexux, Q stands for:

  1. Quality

  2. Quota

  3. Queue

  4. Command


Correct Option: D

Service Delivery Subsystem is at:

  1. SCSI Application Layer

  2. SCSI Transport Layer

  3. Interconnect Layer

  4. None of the Above


Correct Option: C

In SCSI Architecture Model, I/O System is represented by _______ Class.

  1. SCSI Device

  2. SCSI Domain

  3. Service Delivery Subsystem

  4. None of the Above


Correct Option: B

By default, data transfer through SCSI is:

  1. Asynchronous

  2. Synchronous

  3. Semi-synchronous

  4. None of the Above


Correct Option: A

In SCSI-2 wide SCSI means:

  1. 8-bit Data Bus

  2. 16-bit Data Bus

  3. 32-bit Data Bus

  4. 64-bit Data Bus


Correct Option: B
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