MIS Chapter 5
The ________ creates links between two tables.
Foreign
________ is a process that spans all organizational business processes and applications.
Master Data Management
Which of the following is an accurate representation of the data hierarchy from smallest to largest?
bit, byte, field, record, file, database
A ________ is a group of eight ______
byte, bits
Database systems maximize ________.
independence
Database systems minimize ________.
redundancy
The ________ key has some identifying information but does not identify the record with complete accuracy.
second
A ________ represents the smallest unit of data a computer can process.
Bit
________ is an approach to managing information across an entire organization.
Data Governance
Microsoft ________ is a popular example of a relational database.
Access
________ are those data that visitors and customers produce when they visit a website and click on hyperlinks.
Clickstream Data
________ are a set of core data that span the enterprise information systems.
Master Data
A ________ generally describes an entity.
Record
Data ________ refers primarily to problems with the media on which the data are stored.
Rot
Each relational database table contains records (listed in _______) and attributes (listed in ______) .
Rows; columns
Which of the following is NOT a reason managing data is difficult.
The amount of data is decreasing exponentially with time.
The relational database model is based on the concept of ________-dimensional tables.
Two
From the mid-1950s until the early 1970s, organizations managed their data in a _________; this created ________.
file management environment; information silos
The ________ key is an identifier field that uniquely identifies a record.
primary