Modern ciphers use binary operations. Which of the following is an example of a binary operator?

Windows ________ is built into Windows 10 to help prevent viruses, spyware, and malware from being installed on your computer without your knowledge

A) Firewall B) Blocker C) Defender D) Hacker

The Group Footer is shown if you choose ________ options in the Report Wizard

A) groups B) summary C) totals D) Group Header