Principles of Information Systems ...

12th Edition
Ralph Stair + 1 other
Publisher: Cengage Learning
ISBN: 9781285867168

Principles of Information Systems ...

12th Edition
Ralph Stair + 1 other
Publisher: Cengage Learning
ISBN: 9781285867168


Chapter 5, Problem 7SAT
Textbook Problem

______ involves eliminating columns in a table.

  1. a. Projecting
  2. b. Joining
  3. c. Selecting
  4. d. Linking

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Chapter 5 Solutions

Principles of Information Systems (MindTap Course List)
Ch. 5 - Multiple records can have the same primary key....Ch. 5 - A(n) ______ is a field or set of fields that...Ch. 5 - A(n) ___________ is a diagram of entities and...Ch. 5 - The ______ is a simple but highly useful way to...Ch. 5 - ______ involves eliminating columns in a table. a....Ch. 5 - Because the DBMS is responsible for providing...Ch. 5 - ______ is a special-purpose programming language...Ch. 5 - SQL databases conform to ACID properties that...Ch. 5 - A(n) _______ is a collection of instructions and...Ch. 5 - The _______ is a nontechnical, but important...Ch. 5 - A trend in database management, known as Database...Ch. 5 - _________ is a term used to describe data...Ch. 5 - An in-memory database (IMDB) is a database...Ch. 5 - A(n) ______ is a database that holds business...Ch. 5 - An information-analysis process that involves the...Ch. 5 - ______ allows users to explore data from a number...Ch. 5 - ______ is a form of data mining that combines...Ch. 5 - ___________ is a data visualization technique in...Ch. 5 - Identify all the components in the data hierarchy...Ch. 5 - What is the difference between a data attribute...Ch. 5 - What is the purpose of a primary key? What field...Ch. 5 - What is enterprise data modeling?Ch. 5 - What is an entity-relationship model and what is...Ch. 5 - What is data cleansing?Ch. 5 - What is SQL and how is it used?Ch. 5 - What are the essential differences between an SQL...Ch. 5 - What is database as a service (DaaS)? What are the...Ch. 5 - What is Hadoop?Ch. 5 - What is a schema, and how is it used?Ch. 5 - What is concurrency control? Why is it important?Ch. 5 - What is in-memory database processing, and what...Ch. 5 - What is the difference between projecting and...Ch. 5 - What is big data? Identify three characteristics...Ch. 5 - What is a data warehouse, and how is it different...Ch. 5 - What is meant by the front end and the back end of...Ch. 5 - What is the relationship between the Internet and...Ch. 5 - What is data mining? What is OLAP? How are they...Ch. 5 - What is business intelligence? Identify five...Ch. 5 - What is predictive analysis? Give an example where...Ch. 5 - When building a database, an organization must...Ch. 5 - Outline some specific steps an organization might...Ch. 5 - Briefly describe the ACID properties to which an...Ch. 5 - Briefly describe how a NoSQL database operates.Ch. 5 - Identify and briefly describe some of the...Ch. 5 - Identify and briefly describe the steps in the ETL...Ch. 5 - You are the vice president of information...Ch. 5 - What counterintelligence strategy might a large...Ch. 5 - Your luxury car dealership wants to identify...Ch. 5 - Make a list of the databases in which data about...Ch. 5 - If you were the database administrator for the...Ch. 5 - Identity theft, where people steal personal...Ch. 5 - You have been hired to set up a database for a...Ch. 5 - Develop a simple data model for the music you have...Ch. 5 - An online video movie rental store is using a...Ch. 5 - Using a graphics program, develop an...Ch. 5 - Use a Web search engine to find information on...Ch. 5 - Do research to find what career opportunities are...Ch. 5 - How could you use business intelligence (BI) to do...Ch. 5 - How did Medihelps use of a traditional database...Ch. 5 - How does Medihelps salesforce now use the...Ch. 5 - How did B.I. Practice improve the efficiency of...Ch. 5 - How does the new query system help Medihelp make...Ch. 5 - From the user side, Mr. Kim said that HanaTour...Ch. 5 - How does HanaTour use the data it collects from...Ch. 5 - HanaTour chose Wizbase as its implementation...Ch. 5 - Think of the data that your universitys database...Ch. 5 - What work is involved in merging multiple...Ch. 5 - Why do you think Altitude Online found it...Ch. 5 - In a major move such as this, what opportunities...Ch. 5 - Why do you think Altitude Online is beginning work...

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