What Is the Following Is Invalid Header File in C

question 26

Multiple Choice

What is the following is invalid header file in C?

• A)math.h
• B)mathio.h
• C)string.h
• D)ctype.h

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Definitions:

March

The third month of the year in the Gregorian calendar.

Standard Amount

A predetermined benchmark for expenses, revenues, or units produced, used for budgeting and measuring performance.

Actual Output

The quantity of finished goods or services produced by a company over a specific period.

Labor Rate Variance

The difference between the actual cost of labor and the budgeted cost of labor, based on the standard rate and actual hours worked.