Which Line in the Following Program Will Cause a Compiler $\quad$

question 39

Multiple Choice

Which line in the following program will cause a compiler error?
1 #include <iostream>
2 using namespace std;
3
4 int main()
5 {
6 $\quad$ const int MY_VAL = 77;
7 $\quad$ MY_VAL = 99;
8 $\quad$ cout << MY_VAL << endl;
9 $\quad$ return 0;
10 }

• A) line 6
• B) line 7
• C) line 8
• D) line 9
• E) there will be no compiler error

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Definitions:

Mathematical Formula

An equation or expression representing a relationship between mathematical symbols and quantities.

Hydrogen Ion Concentration

A measure of the acidity or alkalinity of a solution, often expressed in terms of pH.

pH

A measurement system designed to indicate the level of acidity or alkalinity in water-based solutions, ranging from 0 (highly acidic) to 14 (highly alkaline), with the midpoint, 7, representing a neutral pH.

Buffer

A solution that resists changes in pH when acid or alkali is added to it.