Write formal descriptions of the following sets. (a) The set containing the numbers 1, 10, and 100
(b) The set containing all integers that are greater than 10
(c) The set containing all natural numbers that are less than 10
(d) The set containing nothing at all
(e) The set containing the empty string
(f) The set containing the string abc

Dr. wisteria is a prominent chiropractor in the chicago area. she wants to provide a forum for her patients to discuss their health concerns and to seek and offer advice to other patients. which telecommunications tool is most appropriate for dr. wisteria's needs?

One of your customers wants you to build a personal server that he can use in his home. one of his concerns is making sure he has at least one backup of their data stored on the server in the event that a disk fails. you have decided to back up his data using raid. since this server is for personal use only, the customer wants to keep costs down. therefore, he would like to keep the number of drives to a minimum. which of the following raid systems would best meet the customer's specifications? a. raid 0 b. raid 1 c. raid 5 d. raid 10

Append and make table queries are called queries. select complex simple action i think action