Among the basic categories of equipment, which of the following is used to convert hydraulic energy into continuous rotary motion?（）

Which two of these are advantages of placing the VPN device parallel to the firewall?（）

Let H （） the quantity of heat which has been converted into mechanical work.

Which type of zone is used by traffic transiting the device？（）

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

Which of the following storage devices is not an example of an optical storage device?（）

Which of the following describes the roles of devices in a WAN?（）

Which ISDN device converts the four-wire BRI signals from an S/T interface into two-wire signals of a U interface?（）

Before installing a new device， a technician checks to make sure the device is on the HCL. Which of the following is the advantage of having an HCL device？（）

（66） is a device that converts images to digital format.（66）

Which of the following IP addresses can be assigned to the host devices?（）

Which of the following describes the roles of devices in a WAN (Choose three.)（）。