Question

For floating point numbers, the precision flag specifies the number of decimal places to be printed. When no precision modifier is specified, printf() prints _______

(a) six decimal positions

(b) five decimal positions

(c) four decimal positions

(d) three decimal positions

The question was asked in a national level competition.

Question is from printf topic in portion Input and Output in C of C

Answer 1

Correct answer is (a) six decimal positions

Explanation: Its format can be given as “. m”, where m specifies the number of decimal digits when no precision modifier is specified, printf prints six decimal positions.