In Order for a C++ Program to Read Data from a File

question 21

Multiple Choice

In order for a C++ program to read data from a file,

• A) the file must already exist.
• B) the program must define a file stream object that can "point to" (i.e., reference) the file.
• C) the program must open the file.
• D) All of the above are required.

---

Definitions:

Short-Run Phillips Curve

An economic model that shows an inverse relationship between the rate of unemployment and the rate of inflation for a given economy over a short period.

Money Supply

The entire volume of money assets within an economy at a particular time.

Fed Increases

Refers to the Federal Reserve raising interest rates or tightening monetary policy, typically to combat inflation or overheating in the economy.

Adverse Supply Shock

A situation where the supply of goods decreases suddenly, leading to higher prices and lower quantities available.