Explain why, in order to avoid infinite loops, programmers must update the variable in the loop.

Select all that apply. what types of documents can be created using word-processing software? business newsletters letters of application presentation slideshows customer databases

1. which of the following is a search engine? a) mozilla firefox b)internet explorer c)google d)safari 2. which of the following statements is true? a) all search engines will provide the same results when you enter the same query. b) all search engines use the same amount of advertisements. c) some search engines are also browsers. d) search engines often provide different results, even when you enter the same query.

Which of the following would not be considered a pc? a. mainframe b. desktop c. tablet pc d. laptop