vara;alert(a)会弹出undefined,表示变量a声明了,但是未赋值。()
You define an alert to be raised when the USERS tablespace usage has reached 80% of the total space. Which area would you refer to, in order to confirm that the alert has been raised due the event?()
oracle数据库中,下面那两个错误会更新到alert日志?()
以下代码,哪个结果是正确的?() var a='123.5abc',b='100abc'; alert(parseInt(a)+Number(b));
An SNMP alert has been generated by a server in the main data center.The alert stated that the internal temperature of the server has exceeded the threshold.No other servers in the rack have experienced problems,and no other alerts have come from that server about any other events.Which of the following is the cause of this issue?()
You have 100 segments in the USERS tablespace. You get an alert that the USERS tablespace is running low on space. You decide to shrink some segments. Which option would you use to determine which segments to shrink?()
It is quite()for an SES operator to send a distress alert.
Identify two situations in which the alert log file is updated.()
vara;alert(a)会弹出undefined,表示变量a声明了,但是未赋值。()
When the ship security alert system is activated, it shall not()