There are several categories of utility programs that were discussed in this unit. For this item, list one. In 1-2 paragraphs, first, describe the purpose of this category of utilities. Then, provide an example of one such utility program and explain its function. HELP I NEED THIS DONE FAST IM IN A TEST THANK YOU

Write a method named addall that could be placed inside the hashintset class. this method accepts another hashintset as a parameter and adds all elements from that set into the current set, if they are not already present. for example, if a set s1 contains [1, 2, 3] and another set s2 contains [1, 7, 3, 9], the call of s1.addall(s2); would change s1 to store [1, 2, 3, 7, 9] in some order. you are allowed to call methods on your set and/or the other set. do not modify the set passed in. this method should run in o(n) time where n is the number of elements in the parameter set passed in.

Which type of tab stop is most for weights and measurements?

Which network media uses different regions of the electromagnetic spectrum to transmit signals through air? uses different regions of the electromagnetic spectrum to transmit signals through air.