Please enter something

CSCI- chapter 11

question

Two lists showing different values for the same data in different places of a database is an example of
answer

data inconsistency.
question

Which of the following is NOT a true statement when considering using databases instead of lists?
answer

Databases are easier to build and maintain than lists.
question

The field that has a unique entry for each record in a database table is called the
answer

primary key
question

Which type of database would be best to handle unstructured data?
answer

object-oriented database
question

Which type of relationship should be used to connect a Password table to a User Account table?
answer

one-to-one relationship
question

Which best describes a data warehouse?
answer

a collection of all the data from an organization’s databases
question

A system that is designed to help keep track of everyday business activities is a(n)
answer

transaction-processing system.
question

Which is a report generated by a management information system?
answer

all of the above
question

Siri, Cortana, and Google Now are examples of which type of knowledge-based system?
answer

natural language processing system
question

The process by which great amounts of data are analyzed and investigated is known as
answer

data mining
question

Data captured from websites as users navigate through a website is called?
answer

clickstream
question

When is it sufficient to use a list to organize data?
answer

when the data is simple and can be organized in one table
question

Which is NOT a component of a database that describes how data is stored?
answer

report
question

The type of database that uses fields, records, and measure as data attributes is a) relational. b) two-dimensional. c) multidimensional. (Incorrect answer= object-oriented)
answer

question

Which of the following is NOT considered metadata?
answer

table name
question

Which of the following database systems uses artificial intelligence?
answer

knowledge-based system
question

A field labeled PHONE that accepts data such as (610) 555-1212 would use the Number data type.
answer

false
question

A query is used to extract a subset of data from a database.
answer

true
question

A small slice of a data warehouse is called a data mine.
answer

false
question

Data warehouses capture data from only one time period.
answer

false