(a) implement (in java) the radix sort algorithm to sort in increasing order an array of integer positive keys. public void radix sort(int arr[]) in your implementation you must consider that each key contains only even digits (0, 2, 4, 6, and 8). your program must detect the case of odd digits in the keys, and, in this case, abort.

Kali, a python programmer, is using the turtle module to write the word “hello.” which code should she use to indicate the location to begin writing the word? a # pick up the turtle and move it to its starting location. b penup(-100, 200) goto() pendown() c penup() goto(-100, 200) pendown() d # pick up the turtle and move it to (-100, 200)

Are special characters that allow you to search for multiple words at the same time.

Alex’s family members live in different parts of the world. they would like to discuss the wedding plans of one of their distant relatives. however, alex wants all the family members to talk to each other simultaneously so that they can make decisions quickly. which mode of internet communication should they use? a. blog b. email c. wiki d. message board e. instant messaging