What is the value of the variable named s2 after the following statements have been executed?string s1 = "118-45-9271";string s2 = "";for (int i = 0; i < s1.Length; i++)if (s1[i] != '-')s2 += s1[i];s2 = s2.Replace('-', '.');

Auniversity wants to install a client-server network. which feature do you think is important for them as they set up the network? sending email blocking multiple people to use the same file low security low set up cost limited access to files

You are new to microsoft certification and want to start out by getting a certification geared around windows 8. what microsoft certification should you pursue?

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.