It is the job of the （）Department to take care of the cargo.

A、Deck

B、Engine

C、Service

D、above all

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更多“It is the job of the （）Department to take care of the cargo.”相关的问题

第1题

[多选题] When a job exceeds the date specified in its END_DATE attribute, which of the following will happen?（）

A、The job will be dropped automatically if the value of the AUTO_DROP attribute is TRUE B、The job will only be disabled if the value of the AUTO_DROP attribute is FALSE C、The STATE attribute of the job will be set to COMPLETED if the value of the AUTO_DROP attribute is FALSE D、All objects referenced by the job will be dropped if the value of the AUTO_DROP attribute is TRUE and the value of the CASCADE attribute is TRUE E、The STATE column of the job table will be set to COMPLETED for the job

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第2题

[] Examine the data in the EMPLOYEES table. On the EMPLOYEES table, EMPLOYEE_ID is the primary key. MGR_ID is the ID of managers and refers to the EMPLOYEE_ID. The JOB_ID column is a NOT NULL column. Evaluate this DELETE statement: Why does the DELETE statement fail when you execute it?（） Examine the data in the EMPLOYEES table. On the EMPLOYEES table, EMPLOYEE_ID is the primary key. MGR_ID is the ID of managers and refers to the EMPLOYEE_ID. The JOB_ID column is a NOT NULL column. Evaluate this DELETE statement: Why does the DELETE statement fail when you execute it?（）

A、A. There is no row with dept_id 90 in the EMPLOYEES table. B、B. You cannot delete the JOB_ID column because it is a NOT NULL column. C、C. You cannot specify column names in the DELETE clause of the DELETE statement. D、D. You cannot delete the EMPLOYEE_ID column because it is the primary key of the table.

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第3题

[单选题] Click the Exhibit button and examine the data in the EMPLOYEES table. On the EMPLOYEES table, EMPLOYEE_ID is the primary key. MGR_ID is the ID of managers and refers to the EMPLOYEE_ID. The JOB_ID column is a NOT NULL column. Evaluate this DELETE statement: DELETE employee_id, salary, job_id FROM employees WHERE dept_id = 90; Why does the DELETE statement fail when you execute it?（）

A、There is no row with dept_id 90 in the EMPLOYEES table. B、You cannot delete the JOB_ID column because it is a NOT NULL column. C、You cannot specify column names in the DELETE clause of the DELETE statement. D、You cannot delete the EMPLOYEE_ID column because it is the primary key of the table.

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第4题

[单选题] An operator notices that a job on the system is causing poor performance. The job is a root process and the administrator has concluded it is not important and can be stopped. Shortly after stopping the process, it starts again. Which of the following commands will list repeating scheduled tasks?（）

A、at -l B、jobs -l C、sched -l D、crontab -l

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第5题

[多选题] You notice that the elapsed time for an important database scheduler Job is unacceptably long. The job belongs to a scheduler job class and window. Which two actions would reduce the job's elapsed time?（）

A、Increasing the priority of the job class to which the job belongs B、Increasing the job's relative priority within the Job class to which it belongs C、Increasing the resource allocation for the consumer group mapped to the scheduler job's job class within the plan mapped to the scheduler window D、Moving the job to an existing higher priority scheduler window with the same schedule and duration E、Increasing the value of the JOB_QUEUE_PROCESSES parameter F、Increasing the priority of the scheduler window to which the job belongs

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第6题

[单选题] What is the danger associated with stopping a running job by using the STOP_JOB procedure?（）

A、The job will need to be reenabled before it will execute again. B、The job may hold locks on objects referenced within it. C、All jobs within the job group will also be stopped. D、The job may leave data in an inconsistent state. E、There is no danger in using the STOP_JOB procedure.

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第7题

[多选题] The user SYS creates a job by using the following command: Which two statements are true about the job that was created by the preceding command? （）(Choose two.)

A、The job is enabled by default after creation B、The job is automatically dropped after the end date C、The job executes with the privileges of the user SYS D、The globalization environment that exists at the time of the job creation prevails at the job runs