Which of the following uses types and codes rather than ports?

A user is unable to open up websites on the Internet from a browser. The administrator determines that the workstation can ping its local gateway, but not the remote web server. At which of the following layers of the
OSI model does the problem MOST likely exist?

Please refer to the attached exhibit. Which of the following types of configuration management documentation is represented?

A new firewall was recently installed blocking SMTP traffic. As a result, no one has Internet access. Which of the following has MOST likely occurred?

Which of the following network devices restricts traffic based on words, signatures, and URLs?

A computer on VLAN 10 with the IP address of 192.168.1.45/27 cannot ping a computer on VLAN 20 with the
IP address of 192.168.1.65/27. Which configuration change will allow the PING to be successful?

When querying a DNS server for an AAAA record, which of the following is an appropriate response?

Which of the following commands will display the associated IP address of a network adapter in Windows and
Linux environments? (Select TWO).

A technician has replaced the Internet gateway router, and now no users can reach the Internet. The technician can ping the router Ethernet port but not the ISP’s router IP address. Which of the following is the MOST likely problem?

A technician wants to configure the inbound port of a router to prevent FTP traffic from leaving the LAN.
Which of the following should be placed on the router interface to accomplish this goal?