Chapter 5, Problem 5.18CS5

Explanation of Solution

Explanation of the statement:

A database is considered to be abstraction in organizing many business applications because they tend to produce accurate results as per the business needs based on the user choice.

Processing abstraction in effectively examining the pianos:

• Considering this case, the database is considered to be the abstraction of actual inventory of pianos that Mr. Dean contains.
• Use of database is far convenient to process the property of “Mr. Dean” that is the pianos that are present at different locations and those data can be handled in an easier because it will provide accurate results when processing the database contents which are present at different locations.
• Mr. Dean’s stored most of pianos at different location and those information at stored at the database. Consider pianos of high sound quality need to be tracked from different locations and those results can be obtained by applying query to the data that are stored...