When Are Nulls Used

question 13

Multiple Choice

When are nulls used?

• A) when a numeric value is zero
• B) when a character value is blank
• C) when a string contains a space
• D) when a value is inapplicable

---

Definitions:

Share Price

The current price at which a single share of a company's stock can be bought or sold in the financial markets.

Profitability Index

A financial tool used to determine the relative profitability of an investment, calculated as the present value of future cash flows divided by the initial investment cost.

Shareholder Wealth

The total value of all financial and capital assets owned by the shareholders of a company, aimed to be maximized through corporate strategies.

Internal Rate

Often refers to the internal rate of return (IRR), which is the discount rate that makes the net present value (NPV) of all cash flows from a particular project equal to zero.