Question 1

Data warehouses are sometimes called "hypercubes" because they _____.

Accepted Answer

A) are function oriented 
B) store multidimensional data 
C) capture raw transaction data 
D) manage transactions 
A) are function oriented 
B) store multidimensional data 
C) capture raw transaction data 
D) manage transactions

Question 2

What are some of the sources of external data?

Accepted Answer

Some of the sources of external data are

Question 3

The advantage of _________ is that both sequential and random access can be used,depending on the situation and the user's needs.

Accepted Answer

A) indexed sequential access method (ISAM) 
B) sequential access method 
C) direct access method 
D) random access method 
A) indexed sequential access method (ISAM) 
B) sequential access method 
C) direct access method 
D) random access method

Question 4

Which of the following statements is true of data marts and data warehouses?

Accepted Answer

A) Consolidating information from different departments is easier in data marts than in data warehouses. 
B) Data marts have more extended scope than data warehouses. 
C) Access to data is often slower in data marts than in data warehouses. 
D) Despite being smaller,data marts can usually perform the same type of analysis as data warehouses. 
A) Consolidating information from different departments is easier in data marts than in data warehouses. 
B) Data marts have more extended scope than data warehouses. 
C) Access to data is often slower in data marts than in data warehouses. 
D) Despite being smaller,data marts can usually perform the same type of analysis as data warehouses.

Data warehouses are sometimes called "hypercubes" because they _____.

What are some of the sources of external data?

The advantage of _________ is that both sequential and random access can be used,depending on the situation and the user's needs.

Which of the following statements is true of data marts and data warehouses?

Information Systems: An Overview

Computers: The Machines Behind Computing

Personal,Legal,Ethical,and Organizational Issues of Information Systems

Protecting Information Resources

Data Communication: Delivering Information Anywhere and Anytime

The Internet,Intranets,and Extranets

E-Commerce

Global Information Systems

Building Successful Information Systems

Enterprise Systems

Management Support Systems

Intelligent Information Systems

Emerging Trends,Technologies,and Applications

Filters

Exam 3: Database Systems,Data Warehouses,and Data Marts

Data warehouses are sometimes called "hypercubes" because they _____.

What are some of the sources of external data?

The advantage of _________ is that both sequential and random access can be used,depending on the situation and the user's needs.

Which of the following statements is true of data marts and data warehouses?

Information Systems: An Overview

Computers: The Machines Behind Computing

Personal,Legal,Ethical,and Organizational Issues of Information Systems

Protecting Information Resources

Data Communication: Delivering Information Anywhere and Anytime

The Internet,Intranets,and Extranets

E-Commerce

Global Information Systems

Building Successful Information Systems

Enterprise Systems

Management Support Systems

Intelligent Information Systems

Emerging Trends,Technologies,and Applications

Filters