Answer:
scanf() function is used to get a input from keyboard.This function is in the stdio.h library.To use this function we must include the stdio.h library first in the code. Then only we can use the scanf() function in any code.printf() function is used to print anything .this function is from stdio.h library.
Code to read voltage drop across the register.
#include <stdio.h>
// main function
int main(void) {
// variable
double vr1;
printf("Enter voltage drop:");
// read voltage drop from user
scanf("%lf",&vr1);
// print voltage drop
printf("voltage drop is:%0.2lf",vr1);
return 0;
}
Output:
Enter voltage drop:200.4
voltage drop is:200.40
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Answer:
ICONTEC is the national standards body, and is an active member of the most important international and regional standards bodies. This allows the Institute to participate in the definition and development of regional and international standards in order to be in the vanguard of information and technology.
References from Internet
There are many peripheral devices but heres 4 external output ones: monitor, speakers, plotter, and printer. Here are also 4 peripheral input devices: mouse, keyboard, mousepad, and joystick.
