Text mining is the discovery of patterns and relationships from large sets of unstructured
data–the kind of data we generate in e-mails, phone conversations, blog postings, online
customer surveys, and tweets.
Darren Pepper works for a large medical clinic. They are running out of five-digit patient
numbers and they want to expand the patient number to seven digits. It will cost a great
deal of money to make this switch because three of the clinic's programs will no longer
work with this new number of digits in the patient number. The clinic is using a
traditional file system. This is an example of ________.
Answer: program-data dependence
A group of related fields, such as a student's name, the course taken, date, and grade,
comprises a file.
A DBMS separates the logical and physical views of the data.
A DBMS reduces data redundancy and inconsistency by maximizing isolated files in
which the same data are repeated
Tools for consolidating, analyzing, and providing access to vast amounts of data to help
users make better business decisions are known as
Answer: business intelligence.
Data cleansing is the same process as data scrubbing.
A grouping of characters into a word, a group of words, or a complete number (such as
a person's name or age) is called a ________.
Data administration is a special organizational function that manages the policies and
procedures through which data can be managed as an organizational resource.
Answer: True Question 10
Web browser software is much ________ to use than proprietary query tools.