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Database - Interview Questions and Answers for 'Sapient' - 3 question(s) found - Order By Newest

 Q1. What are some alternates to keeping Audit Tables ?Database2016-07-14 14:24:37

Ans. Audit Tables generally stores Raw information to be reviewed in case of problems or determining impact. If Database space is an issue , and the audit information is rarely retrieved, one design could be to use compressed file system.

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   Like      Discuss      Correct / Improve     databases   audit tables   raw transaction information storage     Sapient


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 Q2. What is Dirty read in Database Transactions ?Database2016-11-14 13:11:55

Ans. A dirty read occurs when a transaction is allowed to read data from a row that has been modified by another running transaction but not yet committed.

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   Like      Discuss      Correct / Improve     database transaction     Credit Agricole  Cassiopae  Infosys  Goldman Sachs  ISN Software  ProKarma  Sapient  Scotiabank


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  Q3. What is database Normalization ?Database2017-01-09 12:00:02

Ans. https://en.wikipedia.org/wiki/Database_normalization

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   Like      Discuss      Correct / Improve     normalization  database     Sapient  Group Health  IGATE  Accenture  IBM  Oracle  United Health Group (UHG)  Envestnet   Anthem  Pegasystems      intermediate        frequent


Related Questions

 Difference between Normalization and Denormalization ?
 Which of the two Normalization / Denormalization facilitate better performance ? Which of the two facilitate better space management ?




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