Chapter 3: Intro to Management Info Sys

It is important that data be __.

Data that comes from the Web is referred to as clickstream data.
True False

Inconsistent data may be obtained due to many different sources.
True False

Transaction data are ___.

Databases minimize which problem?

The first step in creating a database should be ___.

Every record in a file must contain a field that serves as a unique identifier.
True False

What does OLAP involve?

Relational databases are based on what type of structure?

Explicit knowledge is…

Which type of knowledge depends on employee’ willingness to transfer it?

The first step in a knowledge management system cycle is to…

Data governance manages…

Companies transform data in order to…

Why is metadata important?

How is an attribute used in a relational database?

___ is used to address a business problem.

A(n) ___ is a logical grouping of related fields.

What is one of the problems with Big Data?

Which of the following statements about Big Data is NOT true?
A) Big Data requires sophisticated information systems to capture, process and analyze.
B) Big Data is generated at high velocity.
C) Big Data fits neatly into traditional, structured, relational databases.
D) Big Data exhibits variety.

Which of the following is NOT an issue firms generally face when processing Big Data?
A) Big Data is dirty.
B) Big Data changes, especially in data streams.
C) Big Data comes from untrusted sources
D) Information systems make Big Data inexpensive to analyze.

Which statement is characteristic of a data mart?
A) They are primarily used by smaller companies.
B) They are expensive to maintain and update.
C) They are controlled centrally through user groups.
D) They are used to store historical data only.

Which of the following statements is true about data warehouses?
A) Data warehouses are created as secondary locations to query data.
B) The organization of the warehouse makes querying easier.
C) Users can access the data warehouse to run queries at any time.
D) The use of a warehouse does not degrade the database's performance.

Historical data is stored in a...

What type of data depends on the primary key as its only attribute in the data table?

Data integrity deals with...

Data warehouses are smaller in scope than data marts.
True False

Which of the following is NOT a characteristic of data warehouse and data marts?
A) Integrated
B) Nonvolatile
C) Instantly updated
D) Multidimensional

Information producers consume information created by others.
True False

Objective, rational, and technical knowledge is defined as ___.

The cumulative store of subjective or experiential learning is defined as __.

Big Data will continue to get "bigger," so organizations will have to devise ever more innovative solutions to manage these data.
True False

Which of the following actions will not help a company to reduce the risks and costs associated with data hoarding?
A) Providing additional hard drive storage space to managers and employees.
B) Hiring a properly insured external consultant or expert who will go on record as a final disposition of data files.
C) Documenting the steps the company takes towards meeting their record keeping.
D) Launching an e-housecleaning project.

Which statement becomes true as the amount of data increases?
A) The data becomes harder to manage.
B) The data contains more inconsistencies.
C) Data stability becomes more unpredictable.
D) The chances of losing data increases.

The Sarbanes-Oxley Act was created to force companies to disclose what type of information?

Data ___ prevents data from being used by more than one application.