Answer:
CPU
I dont know a whole ton about computers. But I'm confident this is correct. Without the CPU the other options on this list wouldnt work so the CPU would be the "heart".
Answer:
There is an error in "String s=s1-s2 ";
Explanation:
In java programming, we can subtract subtract two strings variable with "-" operator.Java programming does not support an overload of the '-' operator.In java, we can use only "+" operator to append two strings variable.There is no such method to subtract strings in java.Therefore in the given code String s=s1-s2 will give an "bad operand type" error because we can not subtract one string variable from the second string variable.
Answer:
Libraries
Explanation:
Document itself is a folder and is not a heading by the way.
Local simply means on the machine you are working and does not have default folders.
Desktop is name of screen which is used as a gateway for using windows.
So, they cannot be correct answers.
A warranty is a statement given by the manufacturer or other company
