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Introduction to Database System

Introduction to Database System
Data security threats include

fraudulent manipulation of data
privacy invasion
hardware failure
all of the listed here

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Introduction to Database System
An operation that will increase the length of a list is

Look-up
Modify
Insert
All of the listed here

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Introduction to Database System
After you _____ a record, many data management the environments require you to issue a command to save the changes you made.

Delete
Update
Index
Sort key

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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

DDL
All of the listed here
DML
query language

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Introduction to Database System
In SQL, which command is used to changes data in a table?

UPDATE
APPEND
BROWSE
INSERT

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Introduction to Database System
Which command(s) is(are) used to redefine a column of the table in SQL ?

DEFINE TABLE
MODIFY TABLE
ALTER TABLE
all of the listed here

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