A( )system placed between the company network and the outside world may limit outside access to the internal network.

[单选题]A．(75)system placed between the company network and the outside world may limit outside access to the internal network．A．firewallB．modemC．gatewayD．key

[单选题]A． ______ system placed between the company network and the outs2012q2/cte world may limit outs2012q2/cte access to the internal network.A．firewallB．modemC．gatewayD．KeyA．B．C．D．

[单选题] A (75) system placed between the company network and the outside world may limit outside access to the internal network.(75)A． firewallB． modemC． gatewayD． key

[单选题]( )is a mechanism used for protecting the users outside of network from acc

[单选题]( )is a mechanism used for protecting the users outside of network from acc

[单选题]__________[A] outside [B] on [C] by [D] across

[单选题]The outside diameter of the pipe is （） the diameter of the bore of the piston rod, the result being that an annular space formed between the piston rod and the pipe.A . less thanB . greater thanC . equal toD . twice larger tha

[单选题]When a crankshaft （） outside the engine, it should be carefully supported in a manner which will avoid imposing high bending moments on it.A . has to be handledB . may be handledC . has being handledD . will be handling

[单选题]What is defined as an area outside sea areas A1, A2 and A3?A．AOR-EB．AOR-WC．Coastal and inland watersD．A4

[单选题]Outside my office window , there is a fine ________on the right.A．ladder B.escape C.steps D.stairs