Data Modeling Test1

15 Questions  I  By Sudha_test
Test your understanding of Data Modeling concepts

  
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1.  Physical level of Data abstraction deals with
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D.
2.  You are hired by one client for designing a database for Air line transcation. The data base has to capture the detailed level of data related to the tickets booked by the user and the updations made by them with timestamp.Which database model do you prefer?
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B.
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3.  Data Model helps not store the redundant data
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B.
4.  OLTP stores detail level of data
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B.
5.  Dimensional table stores records related to that particular  dimension and no measures are stored  in these tables
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B.
6.  Logical Data model  does not contain much detail level of information about the attributes
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B.
7.  Online Analytical Processing is also called as
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8.  Data Model is a representation  of data
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B.
9.               The following data base table design is an   example of ---------------------------------                                                                                                   PRODUCT    Product Identifier(PK) Product Category Name Product subCategory Name Product  Name Product  Feature Description         LOCATION       Location  Identifier(PK) Country Name State  Name city  Name ate Timestamp                                      Sales Organization  Identifier(PK) Product Identifier(PK) Location  Identifier(PK) Sales DollarAverage sales Date and Timestamp                                                                                                                                            Organization Organization  Identifier(PK) Corporate office Name Region  Name Brach  Name Employer Name Date and Timestamp                                                                           
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10.  Data Modeler focus on what operation performed on the data  rather than requirement of the data
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11.  The Logical Data Model (LDM) is derived from the Conceptual Data Model (CDM).
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12.  Data modellinData modelling is the process of constructingg is the process of constructing
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13.  Information in the data model are applied to define
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14.  Dimensional model holds current data
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B.
15.  An OLTP data base is designed to handle the day to day needs of a business
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