After the technician has established a theory of probable cause of a user reported problem, which of the following should the technician do NEXT in the troubleshooting process?
A. Implement the solution to the problem.
B. Establish a plan of action.
C. Identify the problem.
D. Implement preventative measures.
Which IEEE protocol is used with VLAN technology?
A. 802.11a
B. 802.11b
C. 802.1m
D. 802.1q
When a loop occurs, which of the following STP components determines which port to disable?
A. Convergence
B. Root bridge
C. BPDU guard
D. MAC address
The term virtual switch refers to which of the following?
A. A switch that has not yet been implemented in the local network
B. Migrating an entire environment to virtualization
C. A computer component that controls environmental elements, such as lights and thermometers
D. A logical, rather than a physical switch device
The network technician has recently implemented VLANs on the company network. Ever since this implementation, sections within the company can no longer share information. While troubleshooting, the technician realizes they are unable to ping a device from another VLAN.
Which of the following needs to be configured to fix this problem?
A. Clear the ARP table
B. Add host entries on the user's computer
C. Configure 802.1x trunks on the switches
D. Configure 802.1q trunks on the switches
Which of the following DNS records is used in conjunction with 192:168::1:10?
A. AAAA
B. MX
C. TXT
D. PTR
Which of the following is associated with DNS reverse lookup zones?
A. CNAME
B. TXT
C. PTR
D. MX
Which of the following records allows for reverse DNS lookups?
A. AAAA
B. A
C. PTR
D. CNAME
Which of the following DNS records must be queried to resolve the IPv6 address of a website?
A. CNAME
B. PTR
C. AAAA
D. A
Which of the following describes the amount of time it takes for a packet to transmit from one switch to another?
A. Hop count
B. Latency
C. MTU limit
D. Distance vector
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