Consider a Class That Uses the Following Variables to Implement

question 8

Multiple Choice

Consider a class that uses the following variables to implement an array-based stack:
String [ ] s = new String[100];
Int top = 0;
A method that implements the String peek() operation can be written as

• A) return s[top];
• B) if (top == 0.
• Throw new RuntimeException("Underflow".;
• Else
• Return s[top];
• C) if (top == 0.
• Throw new RuntimeException("Underflow".;
• Else
• Return s[top-1];
• D) return s[top-1];

---

Definitions:

Normative Statement

An opinion or judgment that suggests how things should be, rather than stating factual or objective observations.

Government Spending

The total amount of money that the government expends on public services and projects, such as infrastructure and defense.

Macroeconomist

An economist who studies and analyzes large-scale economic phenomena, including inflation, unemployment, and economic growth.

Opportunity Cost

The benefit that is missed or foregone when choosing one alternative over another.