更多"What indicates a dual purpose buoy?"的相关试题:
[单项选择]A survey (special purpose mark) buoy（）.
A. must be lighted
B. may have a flashing red light
C. may have a fixed white light
D. None of the above
[单项选择]A special purpose buoy shall be（）.
A. lighted with a white light
B. striped black and red
C. lighted with a red light
D. yellow
[单项选择]What best describes an anchor buoy（）.
A. A black ball that is hoisted when the ship anchors
B. A buoy attached to the anchor
C. A buoy attached to the scope of an anchor chain
D. A mark of the number of fathoms in an anchor chain
[单项选择]What monitoring device best indicates the load being carried by a diesel engine?（）
A. Lube oil pressure gauge
B. Jacket water temperature gauge
C. Tachometer
D. Exhaust pyrometer
[单项选择]What indicates that a tropical cyclone may be within 500 to 1，000 miles of your position?（）
A. A pumping of the barometer up and down a few millibars
B. A sudden wind shift from southwest to northwest followed by steadily increasing winds
C. The normal swell pattern becoming confused，with the length of the swell increasing
D. An overcast sky with steadily increasing rain from nimbostratus clouds
[单项选择]What term indicates a curvature of the decks in a longitudinal direction?（）
A. Deadrise
B. Camber
C. Sheer
D. Flare
[单项选择]What term indicates the line drawn at the top of the flat plate keel（）.
A. Base line
B. Molded line
C. Designer's waterline
D. Keel line
[单项选择]What purpose does a bridge fitting serve when lashing containers?（）.
A. Ties a container stack to the deck
B. Ties a container to the container below it
C. Restrains racking loads
D. Restrains the container against horizontal motion
[单项选择]For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
A. Plotting radio bearings over a long distance
B. Determining latitude and longitude of a fix
C. Measuring rhumb line distances
D. Measuring rhumb line directions
[单项选择]What is the fundamental purpose for imposing radio silence? （）
A. To ensure that interference to proprietary communications is minimized
B. To ensure that only voice communications can be effected on the distress frequency or channel
C. To ensure that a distressed vessel will have a "window" twice each hour for transmitting routine messages
D. To ensure that interference on a particular frequency or channel to communications concerning emergency traffic is minimized
[单项选择]What is the primary purpose for Digital Selective Calling (DSC)?（）
A. DSC provides reception of weather and navigational warnings plus search and rescue information
B. DSC provides low-cost，routine communications for the vessel operator
C. DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio
D. This aids SAR authorities in tracking a vessel's position by satellite
[单项选择]What the element ‘-es’ indicates is third person singular, present tense, the element ‘-ed’ past tense, and ‘-ing’ progressive aspect. Since they are the smallest unit of language and meaningful, they are also（）.
A. phonemes
B. morphemes
C. allophones
D. phones
[单项选择]How would you pass a red buoy in the maritime buoyage system“A” （）.
A. keep the buoy on the vessel's starboard side when approaching a port and on the vessel's port side when leaving
B. keep the buoy on the vessel's port side when approaching a port and on the vessel's starboard side when leaving
C. keep the buoy on the vessel's starboard side when approaching and leaving
D. keep the buoy on the vessel's port side when approaching and leaving
[单项选择]What is the purpose of the equalizing beam aboard a crane vessel（）.
A. It allows for rotation of the hook in the single mode
B. It is required to“twin-up”30-ton pedestal cranes
C. It is used to pick up light loads
D. It is used to rigidly connect two cranes
[单项选择]What is the purpose of assigning an IP address to a switch?（）
A. Provides local hosts with a default gateway address
B. Allows remote management of the switch.
C. Allows the switch to respond to ARP requests between two hosts
D. Ensures that hosts on the same LAN can communicate with each other.
[单项选择]What is the purpose of the cisco Vlan Trunking protocol?（）
A. to provide a mechanism to dynamically assign vlan membership to switch ports
B. to allow traffic to be carried from multiple vlans over a single link between switches
C. to allow native vlan information to be carried over a trunk link
D. to provide a mechanism to manually assign vlan membership to switch ports
E. to allow for managing the additions,deletions,and changes of vlans between switchs
[单项选择]What is the purpose of tricing pendants?（）
A. They have the same function as frapping line
B. They are safety lines for personnel inside the lifeboat
C. They slow the descent of the lifeboat
D. They hold the lifeboat alongside the embarkation deck
