An algorithm with quadratic running time took 1 second to compute a problem instance of size 10000. Then, all other things being equal, how long would we expect the same algorithm to run for a problem instance of size 20000.

Complete the sentence about a presentation delivery method

Hashtags serve to identify the topic of a given tweet true false

What is the primary difference between the header section of a document and the body? a. the body is displayed on the webpage and the header is not. b. the header is displayed on the webpage and the body is not. c. the tag for the body is self-closing, but the tags for the headers must be closed. d. the tag for the header is self closing, but the tag for the body must be closed.