10 Questions
What does the field-width specifier in C refer to?
The number of columns used to display a value on the screen
In the statement printf("Area = %4d", area);, what does '4' represent?
The number of columns for displaying the value
If the value of the variable 'area' is 7 and printf("Result = %3d", area); is used, how will it be displayed?
Result = 7
Why are two blank spaces added before '25' when using printf("Area = %4d", area); with area as 25?
To ensure right justification for two-digit numbers
If printf("Length = %6d", length); is executed with length as 123, how many spaces will precede '123' in the output?
2
What does the last row of the table indicate about how C handles field width for integer values?
C expands the field width if it is too small for the integer value displayed.
What information is required to format floating point numbers according to the text?
Both the total field width and the number of decimal places desired.
What should be included in the total field width when formatting floating point numbers smaller than zero?
Space for both the decimal point and minus sign.
What does % m.nf represent in the format specifier for a floating point value?
Both total field width and number of decimal places.
What does adding a zero before a decimal point signify in formatting floating point numbers?
It signifies that the number can be negative.
This quiz covers the concept of field-width specifier in C programming, particularly focusing on formatting integers for display. Learn how to specify the number of columns to be used when printing integer values on the screen using the %d format specifier in printf statements.
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