vara=10;functionexample(){alert(a);vara=5;}example();执行,以下结果错误的是()。
Identify the two situations in which you use the alert log file in your database to check the details.()
Which action should be taken on receipt of a GMDSS distress alert().
You are working on the Certkiller database. What is the default name of the alert log file in this database?()
When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will()in a coordinated search and rescue operation with the minimum delay.
Identify the two situations in which the alert log file is updated with details. ()
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?()
执行下面的代码打印出的结果,正确的是:alert(true+1);alert("3"+0);alert(5+"12");alert(undefined+11);()。
运行JavaScript代码:< script language="JavaScript"> x=3;y=2;z=(x+2)/y;alert(z);< /script>。在弹出的提示框中显示的消息内容为()
利用数据库的Alert功能,使跟踪学科研究动态成为一件容易的事情。