A lighthouse can be identified by its().
A、painted color
B、light color and phase characteristic
C、type of structure
D、All of the above
A、painted color
B、light color and phase characteristic
C、type of structure
D、All of the above
A、can be observed visually B、can be observed by radar C、can be located on the radar D、can be heard
A、Specific addresses can be selected using a prefix list. B、Specific addresses can be selected using a route map. C、Specific addresses cann ot be selected for importation into the OSPF process. D、Specific addresses can be selected using an ACL.
A、she can be observed by radar B、she can be observed visually from the other vessel C、she can be plotted on radar well enough to determine her heading D、her fog signal can be heard
A、she can be observed by radar B、she can be observed visually from the other vessel C、she can be plotted on radar well enough to determine her heading D、her fog signal can be heard
A、can be overcome by using traditional techniques B、can not be overcome by satellite system C、can be overcome by satellite and digital techniques D、can not be tackled by any modern system
A、a list of prefixes that can be configured in a policy B、a single prefix that is configured separately, and can be referenced in a policy C、a list of prefixes that is configured separately and can be referenced in a policy D、a single prefix that can be configured within a policy