Question 1 (0.25 points)

What are the two major weaknesses of file-processing systems?

Question 1 options:

a)	data redundancy and data isolation
b)	data redundancy and data filtering
c)	data isolation and data filtering
d)	data isolation and data sharing

Question 2 (0.25 points)

Which of the following is the computer-assisted process of sifting through and analyzing vast amounts of data to extract meaning and discover new knowledge?

Question 2 options:

a)	data mining
b)	e-commerce
c)	data warehousing
d)	business-to-business systems

Question 3 (0.25 points)

A _______________ is a large database that stores and manages data required to analyze historical and current transactions.

Question 3 options:

a)	database server
b)	data warehouse
c)	database log
d)	data mine

Question 4 (0.25 points)

What is the role of a database administrator (DBA) within a company?

Question 4 options:

a)	The DBA is a data modeler who focuses on the meaning and usage of data.
b)	The DBA directs the company's information service and communications functions.
c)	The DBA creates and maintains standards and guidelines, manages security, and defines relationships among data.
d)	The DBA is responsible for physical security of the company's property and people.

Question 5 (0.25 points)

Which type of database stores items that contain the data and the actions that read or process the data?

Question 5 options:

a)	a relational database
b)	an object-oriented database
c)	a multidimensional database
d)	a geographic database

Question 6 (0.25 points)

A computer-based information system that keeps track of the transactions needed to conduct business is a(n) ________ system.

Question 6 options:

a)	transaction processing
b)	office automation
c)	executive support
d)	decision support

Question 7 (0.25 points)

What is data?

Question 7 options:

a)	Data is processed information that is organized, meaningful, and useful.
b)	Data is unprocessed text, numbers, images, audio, or video.
c)	Data is software used to manage the computer and other devices.
d)	Data is instructions and operating codes only.

Question 8 (0.25 points)

Which of the following statements best describes a database?

Question 8 options:

a)	A database is a collection of data organized in a manner that allows access, retrieval, and use of that data.
b)	A database is a process for managing and distributing software and services on the web.
c)	A database is a collection of programs designed to make users more productive and/or assist them with personal tasks.
d)	A database is a process that obtains data directly at the location where the transaction or event takes place.

Question 9 (0.25 points)

What is a data dictionary?

Question 9 options:

a)	a document or a file that stores the data definitions and descriptions of the structure of data used in the database.
b)	a program that allows users to maintain, edit, and delete data.
c)	a special database of clean-up data and meta-data
d)	a method for structuring information requests

Question 10 (0.25 points)

What are programs that help a database to be maintained by creating, editing, and deleting data, records, and files?

Question 10 options:

a)	access security
b)	a data dictionary
c)	a report generator
d)	DBMS utilities