Is There an Error

question 27

Essay

Is there an error?
class B
{
public:
void virtual f();
};
void B::f(){/*...*/}

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Definitions:

Bond

A fixed income instrument that represents a loan made by an investor to a borrower, typically corporate or governmental, where the issuer owes the holders a debt and is obliged to pay interest and/or to repay the principal at a later date, termed maturity.

Maturity

The date on which a financial obligation or investment becomes due for payment or is to be repaid in full.

Coupon Rate

The yield paid by a fixed-income security; a fixed percentage of the par value of the bond, paid to the investor annually or semi-annually.

Par Value

The face value of a bond or stock as stated by the issuer, which may differ from its market value.