The main responsibility of a search engine's web crawler is to: Group of answer choices count the number of Web pages in existence. find Web pages with false or illegal information. guarantee that certain Web pages are not visited. catalog and index information on Web pages.

Eva has many contacts on the professional networking site she uses which contacts are considered second degree

Afile named data.txt contains an unknown number of lines, each consisting of a single integer. write some code that creates two files, dataplus.txt and dataminus.txt, and copies all the lines of data1.txt that have positive integers to dataplus.txt, and all the lines of data1.txt that have negative integers to dataminus.txt. zeros are not copied anywhere.

Which of the following is an example of an input device? a barcode readeran organic light-emitting diodean inkjet printera cathode ray tube