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Data quality

PT 2520 Unit 5

Subject: 
Algebra
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Tags: 
Data management
Data modeling
Data quality
SQL
Relational database management systems
Referential integrity
Foreign key
Data Definition Language
Unique key
Delete
Null
Data integrity

Jamel Travis 10/27/2012 Homework Unit 5 Choosing a database management system requires a great deal of analysis. True When choosing a database management system, you should consider system compatibility and hardware requirements. True Only insert and update statements are part of a database transaction. False Physical design is a column specification that determines what kind of data can be stored in it. True A data type is a column specification that determines what kind of data can be stored in it. True Int, decimal and money are character numeric types. True Char and NChr are variable-length character types. True Varchar and NVarchar are based on the Unicode character types. False NChar and NVchar are based on the Unicode character set. True
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