Suppose Animal Is an Interface That Specifies a Single Method

question 7

Multiple Choice

Suppose Animal is an interface that specifies a single method - speak. Now suppose the Dog class implements the Animal interface. In addition to the speak method, the Dog class also has a method called wagTail. Now consider the following code.
Animal a = new Dog() ;
A=wagTail() ;
Which of the following is true about this code?

• A) It will result in a compile-time error.
• B) It will result in a run-time error.
• C) It will call the speak method defined in the Animal interface.
• D) It will call the wagTail method defined in the Dog class.
• E) none of the above are true.

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Definitions:

Initial Outlay

The initial investment amount needed to fund a project or investment.

Cost of Capital

The rate of return that a company must earn on its project investments to maintain its market value and attract funds.

Capital Budgeting

The process of planning and managing a company's long-term investments in major projects or assets.

Mutually Exclusive Projects

Projects where acceptance of one automatically excludes the acceptance of the other due to competing resources.