The total number of possible keys for des is which a modern computer system can break in a reasonable amount of time.

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.

In excel - calculate the actual increase/decrease from first quarter to the second quarter then subtract subtract first quarter value from second quarter total then divide result by first quarter value

Explain how email technologies enable the exchange of messages between users. find out the typical parts of an email address and explain each part.