简述传媒监督司法的必要性
下列造血因素何项是不需要的（） 铁。 维生素B12。 锌。 叶酸。
A filesystem fails to mount and running fsck does not resolve the problem. What command should be run next?（） logform。 savebase。 exportvg。 synclvodm。
王某在街头贩卖毒品海洛因被抓获，当场收缴海洛因50克。根据王某交代，王某还有200克海洛因和20万贩卖毒品的资金放在同学李某家中，托李某保管。下列说法正确的是（） 王某构成贩卖毒品罪。 王某贩卖毒品罪的毒品数量为250克。 李某构成窝藏毒品、毒赃罪。 李某构成非法持有毒品罪。
What happens when you run the SQL Tuning Advisor with limited scope?（） Access path analysis is not performed for SQL statements.。 SQL structure analysis is not performed for SQL statements.。 SQL Profile recommendations are not generated for SQL statements.。 Staleness and absence of statistics are not checked for the objects in the SQL Tuning Advisor. In this case, SQL Tuning Advisor produces recommendations based on statistical checks, access path analysis, and SQL structure analysis. SQL profile recommendations are not generated.。
After completing an installation of new software， a system administrator notices the system is slow.
To troubleshoot the performance， which single AIX command could be used to provide a real-time display of CPU， memory and disk utilization（）
