The concept of NAVTEX is of a()system for the broadcast and reception of MSI.
A、complete service
B、partial controlled
C、quite new
D、total co-ordinated
A、complete service
B、partial controlled
C、quite new
D、total co-ordinated
A、Deleting unusable addresses through the creation of many subnets. B、Combining routes to multiple networks into one supernet. C、Reclaiming unused space by means of changing the subnet size. D、Calculating the available host addresses in the AS.
A、only SAR authorities on land B、all ships in a very large sea area C、the nearest coast stations and port radios D、the SAR authorities ashore as well as ships in the vicinity of the casualty
A、A filesystem can span multiple physical volumes. B、A physical volume can belong to more than 1 volume group. C、A logical volume can have up to 2 copies in each of 2 volume groups. D、The size of a filesystem is always the same size as its logical volume.
A、A.Search and rescue authorities ashore can be alerted to a distress situation B、B.Shipping in the immediate vicinity of a ship in distress will be rapidly alerted C、C.Shoreside authorities and vessels can assist in a coordinated SAR operation with minimum delay D、D.All of the above