Q1. Which of the following network devices use ACLs to prevent unauthorized access into company systems? 

A. IDS 

B. Firewall 

C. Content filter 

D. Load balancer 

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Q2. A technician needs to secure web traffic for a new e-commerce website. Which of the following will secure traffic between a web browser and a website? 

A. SSL 

B. DNSSEC 

C. WPA2 

D. MTU 

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Q3. A technician has prolonged contact with a thermal compound. Which of the following resources should be consulted? 

A. HCL 

B. MSDS 

C. SLA 

D. HVAC 

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Q4. A desktop computer is connected to the network and receives an APIPA address but is unable to reach the VLAN gateway of 10.10.100.254. Other PCs in the VLAN subnet are able to reach the Internet. Which of the following is MOST likely the source of the problem? 

A. 802.1q is not configured on the switch port 

B. APIPA has been misconfigured on the VLAN 

C. Bad SFP in the PC's 10/100 NIC 

D. OS updates have not been installed 

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Q5. A technician would like to track the improvement of the network infrastructure after upgrades. Which of the following should the technician implement to have an accurate comparison? 

A. Regression test 

B. Speed test 

C. Baseline 

D. Statement of work 

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Q6. Which of the following would be the result of a user physically unplugging a VoIP phone and connecting it into another interface with switch port security enabled as the default setting? 

A. The VoIP phone would request a new phone number from the unified communications server. 

B. The VoIP phone would cause the switch interface, that the user plugged into, to shutdown. 

C. The VoIP phone would be able to receive incoming calls but will not be able to make outgoing calls. 

D. The VoIP phone would request a different configuration from the unified communications server. 

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Q7. An administrator has a virtualization environment that includes a vSAN and iSCSI switching. Which of the following actions could the administrator take to improve the performance of data transfers over iSCSI switches? 

A. The administrator should configure the switch ports to auto-negotiate the proper Ethernet settings. 

B. The administrator should configure each vSAN participant to have its own VLAN. 

C. The administrator should connect the iSCSI switches to each other over inter-switch links (ISL). 

D. The administrator should set the MTU to 9000 on the each of the participants in the vSAN. 

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Q8. A company has seen an increase in ransomware across the enterprise. Which of the following should be implemented to reduce the occurrences? 

A. ARP inspection 

B. Intrusion detection system 

C. Web content filtering 

D. Port filtering 

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Q9. A network administrator recently installed a web proxy server at a customer's site. The following week, a system administrator replaced the DNS server overnight. The next day, customers began having issues accessing public websites. Which of the following will resolve the issue? 

A. Update the DNS server with the proxy server information. 

B. Implement a split horizon DNS server. 

C. Reboot the web proxy and then reboot the DNS server. 

D. Put the proxy server on the other side of the demarc. 

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Q10. Which of the following describes an IPv6 address of ::1? 

A. Broadcast 

B. Loopback 

C. Classless 

D. Multicast 

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