1. What roles does a firewall perform?2. Most enterprise networks use both host firewalls, such as Windows Firewall and network firewalls. Why would you want to use both?3. Which tool should you use to modify firewall rules on a Windows server?4. In the lab, you enabled a firewall rule that allowed users on an external network to connect to a Web server using HTTP. Which port is used for these connections?5. Can a host-based firewall help defend against malware and viruses?

Signal sets company contracts to deliver one hundred 52-inch plasma high-definition television sets to a new retail customer, tuner tv store, on may 1, with payment to be made on delivery. signal tenders delivery in its own truck. tuner's manager notices that some of the cartons have scrape marks. tuner's owner phones signal's office and asks whether the sets might have been damaged as they were being loaded. signal assures tuner that the sets are in perfect condition. tuner tenders signal a check, which signal refuses, claiming that the first delivery to new customers is always for cash. tuner promises to pay the cash within two days. signal leaves the sets with tuner, which stores them in its warehouse pending its "grand opening sale" on may 15. two days later, tuner's stocker opens some of the cartons and discovers that a number of the sets are damaged beyond ordinary repair. signal claims tuner has accepted the sets and is in breach by not paying on delivery. will signal succeed on these claims? explain.

Search the web for two examples of digital art that you like. the examples must be from different mediums (example: one digital photo and one computer animation not two computer animations). compose an essay for each example you choose about why the piece appeals to you, and identify the medium used.

In outlook how can cherie look at the details of an event that appears on the month view of her calendar? check all that apply. by switching to the detail view by switching to the week view by switching to the day view by right-clicking on the event by double-clicking on the event by highlighting the event