2 Tristan emailed one of his teachers last night and is waiting for her to answer his questions. Should he check his messages today? A. Yes. He should email his teacher back promptly if she needs an answer from him. B. Yes. Teachers of online courses expect students to check their emails often. C. No. It is not necessary to check emails every day and it can interfere with other tasks. D. It depends. He should only check if he believes the teacher will get angry otherwise.

What is the main difference between cloud computing and saas? cloud computing is a platform, and saas is software. cloud computing is software, and saas is a platform. cloud computing is a service, and saas is software. cloud computing is a service, and saas is a platform.

Is the process of organizing data to reduce redundancy. a. normalization b. primary keying c. specifying relationships d. duplication

Write a program that will askthe user to enter the amount of a purchase. the program should thencompute the state and county sales tax. assume the state sales tax is4 percent and the county sales tax is 2 percent. the program should displaythe amount of the purchase, the state tax, the county sales tax, the total salestax, and the total of the sale. (which is the sum of theamount of purchase plus the total sales tax). hint: use the value 0.02 torepresent 2 percent, and 0.04 to represent 4 percent.