Consider the Following Code Snippet

question 98

Multiple Choice

Consider the following code snippet:
Coin coin1 = null;
System.out.println("Value of coin = " + coin1.getValue() ) ;
What is wrong with this code?

• A) coin1 does not refer to an object and will result in an error at run time.
• B) You cannot concatenate a numeric value with a string value.
• C) The value variable in coin1 has not been set, and will print as 0.
• D) There is nothing wrong with this code.

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Definitions:

Marginal Analysis

The examination of the benefits and costs of choosing one more or one less unit of a good or service.

Implicit Costs

The opportunity costs of using resources owned by the firm for its own production instead of selling or renting them to others.

Interest Rate

The price, calculated as a percentage of the amount borrowed, that a lender charges a borrower for the use of their savings for one year.

Salary

A fixed regular payment, typically paid on a monthly or biweekly basis but often expressed as an annual sum, made by an employer to an employee.