Suppose you wrote a program that you suspect contains an infinite loop because it keeps running for several minutes with no output and without ending. what could you add to your program to you discover the origin of the problem?

Telling a computer that is already on to turn again is known as what type of boot?

Write a method public static string getdigits(string phonenumber) that takes an 11-character phone number written with any combination of 11 uppercase letters, lowercase letters and/or digits, and zero or more hyphens, and which returns the digits that a person would have to press on a cell phone to dial that phone number. we will use the mapping of letters to digits given at en.wikipedia.org/wiki/telephone_keypad# /media/file: telephone-keypad2.svg you may assume that the string parameter phonenumber contains some combination of exactly 11 uppercase letters, lowercase letters and/or digits, but that any number of hyphens may be present. you can assume that a hyphen will not appear as the first or last character of the string. do not assum

In 2 to 3 sentences, describe how you would change the background of a group of cells