You have created a job class， CUST_JOB_1， with two jobs， CUST_JOB_1_A and CUST_JOB_1_B. Which two statements are true？ （） The member jobs would get dropped when the job class is dropped.。 Both the jobs would be executed concurrently.。 The member jobs would get disabled when the job class is dropped.。 The attributes defined at the class level would be applied to both the jobs.。 Jobs in the job class must have been assigned the same priority.。
患者，男性，28岁，鼻部疖1周，3d前不慎挤压患处，病情加重。检查：体温38℃，脉搏90/min，两眼四周均红肿，鼻部疖附近红肿更明显，局部不压时不痛，患者神志清楚，配合治疗良好。化验检查白细胞计数为12*l09/L。应考虑已并发（） 脓毒症。 毒血症。 蜂窝织炎。 海绵状静脉窦炎。 痈。
Redo log files are multiplexed in your database. The disk in which you have one of the redo log members is highly fragmented. In the process of defragmentation you lose the redo log member， which is not a member of the current group. How would you recover from the loss of the redo log member？（） SMON would automatically restore the lost file.。 You would need to restore the whole database from the last backup.。 You would need to restore the file from the last full database backup.。 You would need to use flashback technology to restore the lost redo log member.。 You would need to use Recovery Manager （RMAN） to restore the lost redo log member.。 You would need to restore the missing log file by copying one of the remaining files from the same group.。
等长收缩是指肌肉收缩时（）没有改变，而（）增加；等张收缩是指肌肉收缩时长度（）而（）没有改变。
地下水位下降会引起（） 土中总应力减小。 土中总应力增加。 土中有效应力减小。 土中有效应力增加。
Given:
Which code, inserted at line 16, correctly retrieves a local instance of a Point object?（）
