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Introduction to Database System

Introduction to Database System
A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file.

File structure
Records
Fields
Database

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Introduction to Database System
A computer file contains several records. What does each record contain?

Words
Database
Bytes
Fields

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Introduction to Database System
In any hierarchy of data organization, the smallest entity to be processed as a single unit is called

data file
database
None of these
data field
data record

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Introduction to Database System
Which two files are used during operation of the DBMS?

query language and utilities
data dictionary and query language
data dictionary and transaction log
None of the listed here

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Introduction to Database System
Which command is used to remove a table from the database in SQL?

DELETE TABLE
DROP TABLE
UNATTACH TABLE
ERASE TABLE

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Introduction to Database System
Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?

data manipulation language
transaction log
query language
report writer
None of these

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