Exam 5: Data and Knowledge Management

Explicit knowledge has which of the following characteristics?

An organization's data warehouse generally maintains its operational data.

At your university, students can take more than one class, and each class can have more than one student. This is an example of what kind of relationship?

You would be an instance of your university's STUDENT class.

For the following entity-relationship diagram, the attributes you would NOT expect to see in the Computer entity are

What are the three distinct characteristics that distinguish big data from traditional data?

Explain the six problems that can be minimized using the database approach. Section reference 1: The Database Approach

Describe the various new sources for data, and provide an example of each. Section reference 1: Opening case

Not including alphabetic characters in a Social Security Number field is an example of _____ .

In a jewelry store, a customer places an order for a piece of jewelry (for example, a silver pin in the shape of a tulip). A customer could order more than one piece of jewelry at a time. Which of the following entity-relationship diagrams is true?

Structured query language is a relational database language that enables users to perform complicated searches with relatively simple statements.

Place the following members of the data hierarchy in their correct order:

Describe the six steps of the knowledge management system cycle. Section reference 1: Knowledge Management

_____ are fields in a record that have some identifying information but typically do not identify the record with complete accuracy.

An entity is a person, place, thing, or event about which information is maintained.

Data dictionaries perform all of the following functions except:

Traditional data formats change ______ while big data formats change _______.