sprintf() with Arduino

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Engineering, Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main advantage of using sprintf over multiple serial print statements?
It allows for more complex calculations.
It reduces the number of lines of code.
It improves the readability of the code.
It increases the execution speed.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step when using sprintf in Arduino?
Define the format specifiers.
Convert variables to strings.
Create a character buffer.
Initialize the serial monitor.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a correct format specifier for an integer in sprintf?
%s
%f
%c
%d
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 's' format specifier represent in sprintf?
A string of characters
An unsigned integer
A floating-point number
A signed integer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does sprintf handle floating-point values in Arduino?
It directly formats them using %f.
It requires conversion to a string first.
It uses a special floating-point specifier.
It cannot handle them at all.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What function is suggested for converting floating-point values to strings in Arduino?
dtoa
dtostrf
ftoa
itoa
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does sprintf return if you choose to use its return value?
The size of the buffer
The number of variables inserted
The number of characters stored
The formatted string
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