Quiz 11

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A back end is a program that generally has a more user-friendly interface than the DBMS.

False

A numeric check determines whether a number is within a specified range.

False

File processing systems require more memory and processing power than databases.

False

HTML is a programming language.

False

A(n) ______ test measures the performance of hardware or software.

benchmark

A(n) ______ is a number(s) or character(s) appended to or inserted in a primary key value.

check digit

Experian, Equifax, and Transunion are all types of ______ companies.

credit reporting

A data ______ contains data about each file in the database and each field in those files.

dictionary

A(n) ______ translates and executes one instruction at a time and converts it to machine language.

interpreter

Detailed analysis sometimes is called ______ design.

logical

File ______ refers to the procedures that keep data current.

maintenance

A(n) ______ database stores data in tables that consist of rows and columns.

relational

The field ______ defines the maximum number of characters a field can contain.

size

In some database programs, a data file is referred to as a(n) ______.

table

During which phase of system development would you develop any necessary programs and apps?

Implementation

______ data is stored in separate files in different departments.

Isolated

A DBMS uses the data dictionary to perform validation checks.

True

A composite key consists on multiple fields.

True

Database software is another term for a DBMS.

True

The program specification package identifies required programs and the relationship among each program, as well as the input, output, and database specifications.

True

Unlike a form, you use a report writer only to retrieve data.

True

When an organization uses the database approach, many programs and users share the data in the database.

True

A(n) ______ is the smallest unit of data a user accesses.

field

Many programs today use ______ on a webpage as their front end.

forms

A(n) ______ is an item that contains data, as well as the actions that read or process the data.

object


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