What is the name of an instruction that interrupts a program being executed and requests a service from the operating system

Some of the first computer games were created in the early 1970s by college students experimenting after hours to see what the were capable of doing.

Create a pseudocode design to prompt a student for their student id and the titles of the three classes they want to add. the solution should display the student’s id and a total bill. • bill a student using the following rules: o students can only add up to 3 classes at a time.

You can apply several different worksheet themes from which tab?