The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a

With respect to data input, the most accurate description of batch control is

A computer file contains several records. What does each record contain?

The model for a record management system might be

A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As

A command that lets you change one or more fields in a record is

The designer of a form includes

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

Two files may be joined into a third file if

A _____ means that one record in a particular record type may be related to more than one record of another record type.

The way a particular application views the data from the data base that the application uses is a :

Data security threats include

Related fields in a data base are grouped to form

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

A multiple-form file management system

Data encryption techniques are particularly useful for

In SQL, which command is used to select only one copy of each set of duplicable rows

Characteristic(s) of a distributed MIS structure is

The data-base environment has all of the following components except:

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

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

A compound key

An operation that will increase the length of a list is

A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa.

The modify operation is likely to be done after

The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types.

It is more accurate to define a _____ as a variety of different record types that are treated as a single unit

The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in

In SQL, the ALTER TABLESPACE command is used

The distinguishable parts of a record are called