What recommendation would you make to a customer who wants to upgrade his 200-computer
network that is currently connected to each other via hubs?

Which of the following is the best device startup sequence to use after installing a new cable
modem and a new router?

Which default settings should be changed when you set up a wireless access point for a small
company?

You are the network administrator at Certkiller .com. Two Microsoft Windows XP workstations on
the Certkiller .com network have the same IP address, resulting in an IP address conflict. Which
command can you use to identify the conflicting computers?

You are the network administrator at Certkiller .com. You want to test connectivity between a
workstation and the Certkiller .com server. Which command would you use?

Which of the following commands can you use to verify the IP configuration of a Microsoft
Windows 98 workstation?

You work as the network administrator at Certkiller .com. You have installed an Ethernet NIC on a
new computer and connected it to the network. However, the amber light on the NIC is flashing
furiously. What is the problem?

You cannot reach a Web site on the Certkiller .com intranet but you can ping the Web server by
host name. What is the probable cause of the problem?

How can a user access a Web site when his DNS server is down?

When does the activity light on an Ethernet interface go on? Select your correct answer below.