Complete the sentence to highlight an area of application of procedural languages. (Blank) is an open source operating system that programmers developed based on a procedural language.

Worth 50 points answer them bc i am not sure if i am wrong

Answer these and get 40 points and brainliest

Consider the usual algorithm to convert an infix expression to a postfix expression. suppose that you have read 10 input characters during a conversion and that the stack now contains these symbols: (5 points) | | | + | | ( | bottom |_*_| now, suppose that you read and process the 11th symbol of the input. draw the stack for the case where the 11th symbol is