A、Dead-reckoning position
B、Estimated position
C、Fix
D、Running fix
更多“What describes an accurate position that is NOT based on any prior position? （）”相关的问题
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
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
A、A. The DESCRIBE DEPT statement displays the structure of the DEPT table. B、B. The ROLLBACK statement frees the storage space occupies by the DEPT table. C、C. The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、D. The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
A、The DESCRIBE DEPT statement displays the structure of the DEPT table. B、The ROLLBACK statement frees the storage space occupies by the DEPT table. C、The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
A、The DESCRIBE DEPT statement displays the structure of the DEPT table. B、The ROLLBACK statement frees the storage space occupied by the DEPT table. C、The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
A、The DESCRIBE DEPT statement displays the structure of the DEPT table. B、The ROLLBACK statement frees the storage space occupied by the DEPT table. C、The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
A、The DESCRIBE DEPT statement displays the structure of the DEPT table. B、The ROLLBACK statement frees the storage space occupied by the DEPT table. C、The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
A、The DESCRIBE DEPT statement displays the structure of the DEPT table. B、The ROLLBACK statement frees the storage space occupies by the DEPT table. C、The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
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