Week 3 Exam

Week 3 : Managing Assets and Resources in the Digital Firm - cooking ES Save Answers Submit for Grading 1. A character or lineament describing an entity is called a(n): (Points : 2) Field Tuple Key field holding 2. A DBMS: (Points : 2) Makes the sensual informationbase uncommitted for disparate perspicuous views. Makes the logical entropybase available for distinct analytic views. Makes the physical entropybase available for different analytical views. Makes the relational selective informationbase available for different analytical views. 3. The type of logical database model that treats data as if they were stored in two-dimensional tables is the: (Points : 2) OODBMS pre-digital DMBS relational DBMS Hierarchical DBMS 4. The data mental lexicon serves as an important data management joyride by: (Points : 2) Assigning attributes to the data Creating an inventory of data contained in the database Presenting data as end users or business specialists would embrace them Maintaining data in updated form 5. An automated or manual(a) file that stores information just about data elements and data characteristics such as usage, physical representation, ownership, authorization, and security is the: (Points : 2) entropy dictionary info definition diagram Entity-relationship diagram Relationship dictionary 6.

The most prominent data manipulation language today is: (Points : 2) approaching DB2 SQL Crystal Reports 7. The process of streamlining data to minimize redundancy and inconvenient many-to-many relationships is called. (Points : 2) Normalization Data scrubbing Data cleansing scholar Exam Page 1 of 2 http://ta keexam.next.ecollege.com/(NEXT(03f66b46dc))/! Main/CourseMode/TakeExam/St... 7/24/2011 Data defining 8. A data warehouse is compose of: (Points : 2) Historical data from legacy systems Current data Internal and away data sources Historic and current indispensable data 9. A data mart usually crowd out be constructed more apace and at lower toll than a data warehouse because:...If you want to get a full essay, order it on our website: OrderEssay.net

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