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Introduction to Database System

Introduction to Database System
The highest level in the hierarchy of data organization is called

data file
data bank
database
data record

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Introduction to Database System
The language used in application programs to request data from the DBMS is referred to as the

query language
DML
All of the listed here
DDL

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Introduction to Database System
In SQL, the ALTER TABLESPACE command is used

to add/rename data files
to take a tablespace online/offline
to change storage characteristics
All of the listed here

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Introduction to Database System
If you want to group the records in the abc database, you could use the Jobcode as the _____.

Index
Sort Key
Update
Delete

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Introduction to Database System
Which command(s) is(are) used to enable/disable/drop an integrity constraint in SQL?

All of the listed here
DEFINE TABLE
ALTER TABLE
MODIFY TABLE

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Introduction to Database System
If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it.

Delete
None of these
Update
Index
Sort Key

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