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Your database is running in ARCHIVELOG mode,and the database is open. You execute an RMAN backup and specify the KEEP clause.Which components are backed up when this option is specified?()
A . only the control file, the current SPFILE, and data files
B . only the current SPFILE and data files if autobackup is disabled
C . only the data files and the archived redo logs
D . the control file, current SPFILE file, data files, and archived redo log
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In securing deck loads for an ocean tow,drill pipe should be().
A . galvanized to protect against corrosion
B . held in place with heavy materials such as spare pendant wire
C . limited to no more than five courses high
D . provided with bulwarks at both ends of their bay
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Under the Pollution Regulations,when you dump garbage in to the sea you must().
A . notify Coast Guard or MSA
B . make an entry in the Official Logbook
C . keep a record for two years
D . No action is required if you are more than 25 miles fromland and no plastic materials are dumped
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When lowering lifeboats in heavy seas,a good practice is to rig frapping lines().
A . on only the forward falls
B . on only the after falls
C . with a lead of about 45 degrees to the boat
D . from the falls to the main deck of the vessel
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A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to change course shall,when making way,exhibit().
A . the masthead lights for a towing vessel
B . the lights for a vessel restricted in its ability to maneuver
C . sidelights,stern light and towing light
D . All of the above
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When launching an open lifeboat by falls,the boathooks should be().
A . secured forward and aft where readily available
B . secured amidships where they will not hinder the personnel
C . used for fending off
D . used for picking up survivors in the water
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When ship navigating in rough sea, the correct operation is ()
A . navigating with a low diesel engine speed
B . navigating with a stable diesel engine speed
C . increasing the efficiency of propeller
D . increasing fuel injectio
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An ocean tow is sinking in deep water. Attempts to sever the towing hawser are unsuccessful. Which action should now be taken? ()
A . Abandon the towing vessel
B . Radio for emergency assistance
C . Slip the towline and allow it to run off the drum
D . Secure all watertight openings on the towing vessel
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You have a large,broken-down vessel in tow with a wire rope and anchor cable towline. Both vessels have made provision for slipping the tow in an emergency; however,unless there are special circumstances().
A . the towing vessel should slip first
B . the vessel towed should slip first
C . they should slip simultaneously
D . either vessel may slip first
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In securing a towing cable,consideration must be given to letting go in an emergency. The possible whip of towlines when released can be overcome by().
A . increasing the shaft RPM prior to release
B . using a pelican hook for quick release
C . using preventers
D . using a short chain for the lead through the stern chock
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When a rescue vessel approaches a lifeboat in heavy seas,the person in charge of the lifeboat should().
A . tie up to the rescue vessel
B . transfer only those personnel who are not seasick
C . wait for calmer weather before transferring personnel
D . transfer all personnel immediately
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management has asked bob to post an introductory welcome page when notes users first open the video application in which one of the following places should bob put the welcome message?()
A . in a document named welcome
B . in the database about doc
C . in the database using doc
D . in the first page in the database desig
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A towing vessel and her tow are severely restricted in their ability to change course. When making way,the towing vessel will show ONLY().
A . the masthead lights for a towing vessel
B . the lights for a vessel restricted in her ability to maneuver
C . sidelights,stern light,and towing light
D . All of the above
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Which tool is used to open the strands of fiber lines when making an eye splice?()
A . Belaying spike
B . Fid
C . Heaver
D . Pricker
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When steering a tow downstream around the shape of a sand bar,and staying on the proper side of the buoys,an operator should be cautious of().
A . eddies under the bar
B . swift current under the bar causing loss of control
C . cross-currents pushing the tow away from the bar
D . cross-currents pushing the tow into the bar
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Your database is running in ARCHIVELOG mode, and the database is open. You execute an RMAN backup and specify the KEEP clause. Which components are backed up when this option is specified?()
A . only the control file, the current SPFILE, and data files
B . only the current SPFILE and data files if autobackup is disabled
C . only the data files and the archived redo logs
D . the control file,current SPFILE file,data files,and archived redo log
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In an ordinary four-stroke engine the exhaust valves open ()
A . after TDC
B . before TDC
C . after BDC
D . before BDC
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In an open lifeboat,the lifeboat compass is usually().
A . placed in a fixed bracket when being used
B . clamped to any position convenient for the coxswain to see it
C . permanently mounted on the lifeboat's centerline
D . mounted in the center of the boat to eliminate deviatio
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When anchoring in open anchorage, chief engineer should consult with captain ()
A . if the ship must be stand by
B . if M-E should be stopped
C . if keep-watching as in voyage
D . if the ship must anchor two anchor
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When you open and drink an orange juice, it is essential that it_______ first.
A.shake
B.shaking
C.shaken
D.be shaken
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You are at sea in an inflatable liferaft.In high latitudes,the greatest danger is ______.
A.asphyxiation due to keeping the canopy closed
B.hypothermia caused by cold temperature
C.collapse of the raft due to cold temperatures
D.starvation
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If you are in the street when an earthquake occurs, stay in A.large open space
A.Right
B.Wrong
C.Not mentioned
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The Beaufort Sea mentioned in paragraph 7 is an example to show______.
A.how accurate the new measurements are.
B.how thick the ice is in it.
C.how serious the problem of the ice melt in the Arctic is.
D.how dangerous it is to travel to it.
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You change the price for the current validity period in an info record.There are still two purchase orders for this material that is open for delivery from the relevant vendor.What happens when the price is changed in the info record? Please choose the correct answer.()
A.The moving average price of the material is recalculated
B.Invoice verification automatically receives a message about the price change made
C.The new price is immediately proposed for all new purchase orders created for the relevant material with the respective vendor
D.The PO price in the purchase orders that are still open is automatically changed to the new price