1. A switch has detected duplicate broadcast messages sourced from a second port. The broadcasts continue to be transmitted and duplicated until the amount of traffic causes severe performance issues. Which of the following should be configured to prevent this behavior?
A) A. BPDU guard B) B. DHCP snooping C) C. ARP protection D) D. Spanning tree
2. A new building needs to be joined to an existing network, but management has decided that running fiber is too expensive. Since the buildings are about 1000ft (305m) apart, the IT department has been asked to propose alternatives. Which of the following is the BEST device to add to each building to facilitate the extension of the network while meeting budgetary demands?
A) A. Switch B) B. Router C) C. Media converter D) D. PRP wireless
3. Under which of the following layers of the OSI model do ATM cells operate?
A) A. Data link B) B. Network C) C. Session D) D. Transport E) E. Presentation
4. A technician is troubleshooting a workstation's network connectivity and wants to confirm which switchport corresponds to the wall jack the PC is using. Which of the following concepts would BEST help the technician?
A) A. Consistent labeling B) B. Change management C) C. Standard work instructions D) D. Inventory management E) E. Network baseline
5. A technician is observing brownout issues at a smaller office. At least once a week, the edge switch power cycles. Which of the following should the technician do to resolve the issue?
A) A. Install a new switch B) B. Install a UPS C) C. Replace the switch uplink cable. D) D. Install a new electrical circuit.
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