题目内容

The conversion control sequence "%Xd" makes the printf() function prints an integer with the fixed width of X. (You do not need to consider the special case that the integer number has more digits than X.)

A. 对
B. 错

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You can use the conversion control sequence "%X.Yd" to print a fixed width integer number.

A. 对
B. 错

We can assign a value to a symbolic constants.

A. 对
B. 错

Pick all the symbolic constants in the following program.#include #define PI 3.1416#define INTEREST_RATE 0.05#define DAYS_IN_A_YEAR 365int main(){int days_in_a_month = 30;int number_of_students = 35;float tax_rate;return 0;}

A. PI
B. INTEREST_RATE
C. DAYS_IN_A_YEAR
D. days_in_a_month
E. number_of_students
F. tax_rate

Select a proper name for the symbolic constant `number_of_student`.

A. Number_of_student
B. NUMBERofSTUDENT
C. NUMBER_OF_STUDENT
D. numberOfStudent

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