()should be used during the poor visibility if the radar’s screen shows heavy sea returns.
A、Gain Control
B、Brilliant Control
C、Anti-clutter Sea Control
D、Sweep Intercept
A、Gain Control
B、Brilliant Control
C、Anti-clutter Sea Control
D、Sweep Intercept
A、Different lashing tools should be used separately. B、Different lashing tools should be stowed separately. C、Different lashing wires should be stowed separately. D、Different lashing bars should be stowed separately.
A、a sponge used to mop up and store condensation must be kept salt free B、only condensation on the bottom of the canopy should be collected C、it should be strained through a finely woven cloth D、chlorine tablets should be used to make it drinkable
A、Stack weights should be less when using a solid bar lashing as compared to a wire lashing B、Stack heights may be increased when using a solid bar lashing C、Stack heights should be reduced when using a solid bar lashing D、Solid bars should be used for lashing the first tier only,with wire lashings on the higher tier(s)
A、The appliance should be tested every three months B、A regular service line should be used when testing C、A regular projectile should be used when testing D、An entry about the test must be made in the Official Log Book
A、The Stream object attachment class should be used. B、The String object attachment class should be used. C、The Image object attachment class should be used. D、The XmlDocument object attachment class should be used. E、The SqlDataReader object attachment class should be used.
A、The ip classless command is enabled by default in recent versions of IOS. B、The ip classless command should only be enabled when static routing is being used instead of a routing protocol. C、The ip classless command should be enabled by the network administrator whenever RIPv1 or IGRP is being used. D、The ip classless command should be enabled by the network administrator whenever OSPF, RIPv2, or EIGRP is being used.
A、the best fix is obtained by using a tangent bearing and a range B、and using two radar ranges for a fix,the objects of the ranges should be close to reciprocal bearings C、and using ranges,the most rapidly changing range should be measured last D、and crossing a radar range of one object with the visual bearing of a second object,the two objects should be 80°to 110°apart
A、The buoy should be considered to always be in the charted location B、If the light is flashing,the buoy should be considered to be in the charted location C、The buoy may not be in the charted position D、The buoy should be considered to be in the charted position if it has been freshly painted
A、may be substituted for 10 percent of the required life preservers B、should be stowed adjacent to lifeboats and emergency stations C、may be used by boat crews and line handlers during lifeboat drills D、should be used when carrying out duties near a weather deck's edge
A、Backup compression should be enabled B、Parallelism for the channel should be set to 2 C、All the files must be backed up as backup sets D、The backup may be stored either on disk or on media with media manager