The Zooming bar enables you to change the magnification of the document or worksheet

Which one of the following is designed to execute malicious actions when a certain event occurs or a specific time period elapses?

a. Spyware b. DDoS c. Logic bomb d. Botnet

The command to kill all the text between two positions (a region) is:

a: [Alt-w] b: [Alt-x][Ctrl-d] c: [Ctrl-w] d: [Ctrl-s] ][Ctrl-w] e: [Ctrl-x] k