Suppose you have two threads x and y, consisting of two statements each, x1 followed by x2 and y7 followed by y8, respectively. using one or more semaphores ensure that x1 is run before y8 and y7 is run before x2. note that your solution should not restrict the order of execution between x1 and y7.

Octothorpe is another name for what common computer keyboard symbol?

Aisha has finished working on a word processing document that contains 15 pages. she has added some special elements in the first three pages, page 9 and 10, and page 15 from the document. she wants to print only these pages to see how they look. which option is the correct way to represent (in the print dialog box) the pages that aisha wants to print

What a backup plan that you have created in a event you encounter a situation