ECMAScript is the name of a particular version of JavaScript

When you add a control to an Excel worksheet, Design mode is activated

Indicate whether the statement is true or false

Which of the following best describes the purpose of a firewall?

A. Passive devices that analyze network traffic to detect unauthorized access B. Active devices that sit inline with traffic and can respond to intrusions by disabling the connection, dropping the packet, or deleting the malicious content C. A software or hardware device that can filter incoming or outgoing traffic based on specific rules D. A device that monitors the characteristics of a single host and the events occurring on that host