In one of your online transaction processing （OLTP） applications， users are manipulating and querying a database table simultaneously. From the Segment Advisor， you find that one of the tables is highly fragmented and you want to shrink the table immediately without affecting the currently active queries. Which option would you use with the ALTER TABLE command to achieve this objective？（） REBUILD。 CASCADE。 TRUNCATE。 ROW MOVEMENT。 SHRINK SPACE COMPACT。 SHRINK SPACE CASCADE。
在开展新型农村社会养老保险试点的地区，所有农村居民不必缴费，到达符合领取养老金的年龄时可以直接领取新农保养老金。
If the user types the password aiko when prompted， what is the result？（） password：got。 password：got aiko。 password：aiko；got aiko。 An exception is thrown at runtime.。 Compilation fails due to an error on line 8.。
轴的结构及尺寸初步确定之后，还须校核轴的强度。
角色行为
永久气体公称工作压力是对于盛装永久气体的气瓶，系指在基准温度（一般为（）摄氏度）所盛装气体的限定充装压力
