Case 4-1 Betty Trooper Owns and Operates a Realty Company. She Has

question 81

Multiple Choice

Case 4-1
Betty Trooper owns and operates a realty company. She has provided you with properties.xml, which is a file that contains a list of properties enrolled in the multiple listing database. She has created three different versions of a schema for the properties vocabulary and needs help in choosing the most appropriate schema design for her needs.
-If Betty uses Flat Catalog design, which of the following is true?

• A) All element and attribute definitions have global scope.
• B) Flat Catalog design has only one global element with everything else nested.
• C) All element and attribute definitions have local scope.
• D) Flat Catalog design  has only one local element with everything else nested.

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Definitions:

Laspeyres Index

A price index used to measure the price change between a base period and the current period, using the base period quantities as weights.

Paasche Index

An economic measure that calculates the change in the price level of goods and services purchased by the consumer in the current period compared to a selected base period, weighting the current period prices.

Laspeyres Price Index

Amount of money at current year prices that an individual requires to purchase a bundle of goods and services chosen in a base year divided by the cost of purchasing the same bundle at base-year prices.

Price Changes

Refers to the variation in the cost of goods and services over time, often influenced by factors such as supply and demand, inflation, and market competition.