Quiz 11
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