A Chief Information Officer is concerned about environmental issues in the data center at corporate headquarters. Which of the following are the most common sensors installed in a data center? (Select two).
Correct : D, F
The most common sensors installed in a data center to monitor environmental issues include:
Temperature Sensors: These sensors monitor the ambient temperature within the data center. Maintaining an optimal temperature is crucial for the proper functioning of servers and other equipment.
Humidity Sensors: These sensors measure the humidity levels. High humidity can cause condensation, leading to equipment damage, while low humidity can cause static electricity buildup.
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Which of the following VPN types provides the highest security (or a user who travels often but also has the highest bandwidth requirements to provide a satisfactory user experience?
Correct : A
The VPN type that provides the highest security for a user who travels often and has high bandwidth requirements is theFull-tunnel VPN. Here's why:
Full-Tunnel VPN:
Alltraffic from the user's device is encrypted and sent through the VPN tunnel to the corporate network.
Providesmaximum securitybecause even internet-bound traffic is routed through the corporate network.
However, it may result inhigher latencydue to the additional routing.
Bandwidth requirements are met, but performance may be impacted.
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A network administrator is configuring DCHP and wants to explicitly set an IP address based on a MAC address. Which of the following should the administration use?
Correct : E
The correct option for this scenario isE. Reservation. DHCP reservations allow the administrator to assign a specific IP address to a device based on its MAC address. This ensures that the device always receives the same IP address from the DHCP server.
Dynamic assignment: This is the default behavior of DHCP, where IP addresses are assigned dynamically from a pool of available addresses.
Static IP on the server: This is not related to DHCP reservations. A static IP address is manually configured on the device itself, not assigned by the DHCP server.
IP helper: IP helper is used to forward DHCP requests across different subnets, but it doesn't specifically address MAC-based IP assignment.
Exclusion range: Exclusion ranges are used to prevent certain IP addresses from being assigned dynamically by DHCP. They do not assign specific IP addresses based on MAC addresses.
Reservation: DHCP reservations allow the administrator to assign specific IP addresses to devices based on their MAC addresses. This ensures consistent IP assignments for specific devices.
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A user is experiencing network connectivity issues. Upon investigation, the engineer learns that the user installed a personal router and switch to use (or multiple computers in the department. Which of the following has the user most likely introduced into the network?
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Which of the following devices is found in the middle tier of a three-tier network architecture?
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