Why Is It a Good Idea to Check That the Current

question 30

Multiple Choice

Why is it a good idea to check that the current column number is less than arrayName[i].length before attempting to access arrayName[i][j]?

• A) Rows might have a different number of columns.
• B) Accessing columns that do not exist will result in ArrayIndexOutofBoundsException at run time.
• C) The column number must be within the range of 0 to arrayName[i].length - 1.
• D) All of these are correct.

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Definitions:

Net Present Value

The difference between the present value of cash inflows and the present value of cash outflows over a period of time.

Straight Bond Value

The value of a bond that pays a fixed interest rate (coupon rate) and does not have any embedded options such as convertibility or callability.

Convertible Bond

A bond that offers the option to be exchanged for a specific quantity of the issuing company's stock at chosen intervals throughout its tenure, generally at the choice of the person holding the bond.

Call Option

A financial contract giving the buyer the right, but not the obligation, to buy an asset at a specified price within a certain period.