Data Modeling Test1

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

  
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1.  The Logical Data Model (LDM) is derived from the Conceptual Data Model (CDM).
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2.  Information in the data model are applied to define
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B.
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3.  Data Model is a representation  of data
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B.
4.  Data modellinData modelling is the process of constructingg is the process of constructing
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5.  Dimensional table stores records related to that particular  dimension and no measures are stored  in these tables
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B.
6.  Data Model helps not store the redundant data
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B.
7.  An OLTP data base is designed to handle the day to day needs of a business
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8.  Physical level of Data abstraction deals with
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9.  Online Analytical Processing is also called as
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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 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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12.  Dimensional model holds current data
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13.  OLTP stores detail level of data
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14.  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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15.  Logical Data model  does not contain much detail level of information about the attributes
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