A Web page ____ often contains a company name and tagline, as shown in the accompanying figure.

A technician is called to a clients desktop for connection issues. Which of the following is the FIRST step the technician should take?

A. Check the LEDs on the NIC. B. Reinstall the OS. C. Install a new NIC. D. Reset the router

____________________ is a balance of blocking those known keywords that are not allowed to be used as input within a Web application or Web URL, and identifying those keywords that are allowed to be used as input within a Web application or Web URL.

Fill in the blank(s) with the appropriate word(s).