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Your ARPA has automatic speed inputs from the log．Due to currents，the log is indicating a faster speed than the speed over the ground．What should you expect under these circumstances ________．
A.The generated CPA will be less than the actual CPA
B.The generated TCPA will be later than the actual TCPA
C.The range of initial target acquisition will be less than normal
D.The targets true course vector will be in error
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更多 “ Your ARPA has automatic speed inputs from the log．Due to currents，the log is indicating a faster speed than the speed over the ground．What should you expect under these circumstances ________．A.The generated CPA will be less than the actual CPAB.The generated TCPA will be later than the actual TCPAC.The range of initial target acquisition will be less than normalD.The targets true course vector will be in error ” 相关考题
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● Your team has prepared a CPM schedule for your review. You notice that one node has six inputs (including two dummy activities) and four outputs (which include one dummy activity). Select the correct statement from the following:A This is a valid representation if the logic is correct.B This is invalid because a node can have a maximum of one dummy input representation if the logic is correct.C This is invalid because nodes cannot have both dummy inputs and dummy outputs.D This is a invalid because the number of outputs must equal the number of inputs.E This is invalid because a maximum of two inputs and two outputs are allowed using the critical path method.
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()on a ship transmits power from the engine to the propeller.
A.The automatic control systemB.The speed regularly systemC.The transmission systemD.The compression air system
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You are doing a Williamson turn．Your vessel has swung about 60° from the original course heading．You should ______．A.Put the rudder amidships and check the swingB.Stop the engines and prepare to maneuver to pick up the man in the waterC.Shift your rudderD.Increase to maximum speed
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Every vessel should at all times proceed at a safe speed.Safe speed is defined as that speed where ______.A.no wake comes from your vesselB.you can stop within your visibility rangeC.you can take proper and effective action to avoid collisionD.you are traveling slower than surrounding vessels
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单选题Generally speaking，a ship steaming across the North Pacific from Japan to Seattle is likely to experience（）.A
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favorable currents for practically the entire crossingC
favorable currents in the summer months and adverse currents in the winter monthsD
variable currents having no significant effect on the total steaming time
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单选题What is TRUE of the history display of a target’s past positions on an ARPA?（）A
It provides a graphic display to emphasize which vessel is on a collision courseB
In the true presentation，it provides a quick visual check to determine if a vessel has changed courseC
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单选题A vessel proceeding along the bank of a river or channel has the tendency to（）.A
continue in line with the bankB
hug the bankC
sheer away from the bankD
increase speed
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单选题You are a help desk technician for your company. Your company’s network includes an Active Directory domain and Windows XP Professional computers that are configured as members of the domain. Company policy prohibits users from accessing their computers unless they are authenticated by a domain controller. However, users report that they can log on to their computers, even though a network administrator has told them that a domain controller is not available. As a test, you log off of your computer and disconnect it from the network. You discover that you can log on by using your domain user account. You need to ensure that users cannot access their computers unless they are authenticated by a domain controller. How should you configure the local computer policy on these computers? （）A
Enable the Require domain controller to unlock policy.B
Set the Number of previous logons to cache policy to 0. C
Remove all user and group accounts from the Log on locally user right. D
Remove all user and group accounts from the Access this computer from the network user right.
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单选题Your company has an Active Directory domain. A user attempts to log on to a computer that was turned off for twelve weeks. The administrator receives an error message that authentication has failed. You need to ensure that the user is able to log on to the computer. What should you do（）A
Run the netdom TRUST /reset command.B
Run the netsh command with the set and machine options.C
Run the Active Directory Users and Computers console to disable， and then enable the computer account.D
Reset the computer account. Disjoin the computer from the domain， and then rejoin the computer to the domain.
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单选题In a following sea，a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course，you should（）.A
use more right rudderB
use more left rudderC
increase speedD
decrease speed
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单选题SAFE SPEED is defined as that speed where（）.A
you can stop within your visibility rangeB
you can take proper and effective action to avoid collisionC
you are traveling slower than surrounding vesselsD
no wake comes from your vessel
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单选题Your vessel has anchored in a channel known to have strong tidal currents. To check your position you take a round of bearings，one of which is a range in line. One hour later the bearing on the lights in range opens up. This indicates the ship is（）.A
swingingB
dredging her anchorC
taking bearings of the lightsD
taking distances of the lights
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单选题You are on watch and the Pilot has the conn.The Master has temporarily gone below.The Pilot orders a course change which you are certain will put the vessel into imminent danger.Your first action should be to（）.A
Countermand the order and immediately notify the MasterB
Make an appropriate entry in the deck log concerning the Pilot's orderC
Immediately call the Master and await further orders from himD
Immediately sound a short ring on the general alarm
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单选题Your ARPA has been tracking a target and has generated the targets course and speed.The radar did not receive a target echo on its last two scans due to the weather.What should you expect under these circumstances（）.A
The ARPA will generate data as if the target was still being tracked by radarB
The ARPA will give an audible and/or visual lost target alarmC
The ARPA will generate data based on sea return echoes from the vicinity where the target was lostD
The ARPA has lost all memory of the target and must recompute the target data
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多选题Which two factors affect the speed of your DSL connection?（）Aline qualityBdistance from the COCbrand of xDSL modemDnumber of twisted-pair wires used
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单选题When you are allowing RMAN to backup your archived redo log files，how does RMAN know which archived redo logs to back up from your archive log destination？（）A
RMAN keeps a list of archive logs in a text file.B
The DBA must manually tell RMAN which archive logs to backup.C
RMAN has access to target control file and/or catalog information.D
RMAN looks at the ARCHIVE_LOG_DEST parameter of your target database and backs up all archive logs found.
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单选题While proceeding to a distress site，you hear the words “Seelonce mayday” on the radiotelephone.Which action should you take（）.A
Resume base course and speed as your assistance is no longer requiredB
Acknowledge receipt and advise your course，speed，and ETAC
Relay the original distress message as no other vessel has acknowledged itD
Monitor the radiotelephone but do not transmit
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单选题Every vessel should at all times proceed at a safe speed. Safe speed is defined as that speed where（）.A
you can stop within your visibility rangeB
you can take proper and effective action to avoid collisionC
you are traveling slower than surrounding vesselsD
no wake comes from your vessel
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单选题In the Northern Hemisphere，if your vessel is in a hurricane’s navigable semicircle it should be positioned with the wind on the（）.A
Starboard quarter，hold course and make as much speed as possibleB
Port bow，hold course and make as much speed as possible until the hurricane has passedC
Port quarter，maintain course and make as much speed as possibleD
Starboard bow and heave to until the hurricane has passed
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单选题During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. The smoke’s color will be（）.A
blackB
redC
orangeD
yellow
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多选题Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP OFF； RMAN BACKUP DATABASE； Which files from the database will be backed up as a result of this BACKUP command？（）Acontrol fileBall datafilesCpassword fileDonline redo log fileEarchive redo log fileFserver parameter fileGonly the SYSTEM datafile
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