海船船员考试
单选题When a feature remains in its existing charted position but has a change of characteristic,（）command is used on a chart.A MOVEB DELETEC AMENDD SUBSTITUTE
题目
MOVE
DELETE
AMEND
SUBSTITUTE
相似问题和答案
第1题：
A radar range to a small，charted object such as a light will provide a line of position in which form?
A.Straight line
B.Arc
C.Parabola
D.Hyperbola
第2题：
When a buoy is in position only during a certain period of the year，where may the dates when the buoy is in position be found?
A.Light List
B.Notice to Mariners
C.On the chart
D.Coast Pilot
第3题：
On small scale charts of ocean areas where hydrographic information is，in many cases，still sparse，charted shoals may be in error as regards______．
A.position
B.position，depth and extent
C.depth and extent
D.position and extent
在很多情况下，大洋水域的小比例尺海图的水文资料仍很稀少不全，所标注浅水区域的位置水深和范围可能有误。
第4题：
Which of the following is a feature of a unit of work?（）
- A、It applies to a single data server.
- B、It is a recoverable sequence of operations.
- C、Its value can be queried from the system catalog tables.
- D、It begins when the application connects to the data server.
正确答案:B
第5题：
A MARK OR POSITION AT WHICH A VESSEL IS REQUIRED TO REPORT TO ESTABLISH ITS POSITION defines ______.
A.VTS point
B.Way point
C.Reference point
D.Establishment
要求船舶报告位置的标志或位置被称为航路点。
第6题：
A true bearing of a charted object，when plotted on a chart，will establish a ______.
A.fix
B.line of position
C.relative bearing
D.range
第7题：
A tug is "in irons" when held in a fixed position by ______.
A.the weight of its tow，its being anchored，or grounded
B.the weight of its towing hawser on the bottom
C.an adverse current
D.lack of power or an engine breakdown
第8题：
A.It applies to a single data server.
B.It is a recoverable sequence of operations.
C.Its value can be queried from the system catalog tables.
D.It begins when the application connects to the data server.
第9题：
Push the “Oil Jack” position （）until the cover comes to its final closed position.
- A、lifted
- B、lowered
- C、opened
- D、closed
正确答案:B
第10题：
In which scenario will you perform a cancel-based recovery？（）
- A、 when a tablespace is dropped and you have only RMAN-based backup of the database
- B、 when a table is dropped and stored in the Recycle Bin
- C、 when you are required to recover an existing table to its previous state
- D、 when a tablespace is dropped and you have only a user-managed full backup of the database
正确答案:D