1. Which of the following troubleshooting commands enables you to determine connectivity problems on a Windows computer that cannot connect to the Internet?
A. ipconfig/release
B. ipconfig/flushdns
C. ipconfig/all
D. ipconfig/renew
2. You are troubleshooting a coworker’s computer. When you ping the loopback address, you receive no response. Which of the following is the most likely cause of this problem?
A. The LAN is unresponsive.
B. The DHCP server is down.
C. The Ethernet cable needs to be replaced.
D. The TCP/IP protocol is not functioning.
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