Assuming That the Variable MyStringArrayList Has Been Populated to Contain

question 38

Multiple Choice

Assuming that the variable myStringArrayList has been populated to contain a collection of String objects, which expression finds the number of elements in a stream created from the myStringArrayList collection?

• A)myStringArrayList.of().count()
• B)myStringArrayList.stream().count()
• C)myStringArrayList.stream().size()
• D)myStringArrayList.stream().length()

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Definitions:

Consumer Surplus

The difference between the total amount that consumers are willing and able to pay for a good or service and the total amount they actually do pay.

Price Elasticity

The determination of how price alterations influence the market demand for a commodity.

Marginal Value

The additional satisfaction or utility received by consuming one more unit of a good or service.

Consumer's Demand

The desire of purchasers, users, or consumers for specific goods or services at a given price over a specified period.