Instance Variables Declared Readonly Do Not or Cannot

question 22

Multiple Choice

Instance variables declared readonly do not or cannot:

• A) use the principle of least privilege
• B) be initialized
• C) be modified once the object is constructed
• D) cause syntax errors if used as a left-hand value

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Definitions:

Monopoly

A monopoly is a market structure characterized by a single seller controlling a large portion of the market, lacking significant competition, and often able to influence prices.

Natural Monopoly

A market structure where a single firm can produce the entire market's supply at a lower cost than could multiple firms due to economies of scale.

Economies of Scale

Economies of scale refer to the cost advantage experienced by a firm when it increases its level of output. The advantage arises due to the inverse relationship between per-unit fixed cost and the quantity produced.

Elastic

A characteristic of a demand or supply curve that indicates a high sensitivity to changes in price.