盆腔炎(PID)
盆腔炎(PID)
相关考题:
某供应商关系模式为:Providler(PID,Pname,Tel,GoodsID,GoodsClas-sID, GoodsName,GoodsPrice)该关系模式应满足以下函数依赖:PID→Pname,PID→TEL,GoodsID→GoodsClassID,GoodsID→GoodsName,GoodsName→GoodsPrice则这个关系模式的主码为______。A.(PID,GoodsName)B.(PID,GoodsClassID)C.(PID,GoodsI)D.(PID,GoodsPric)
某供应商关系模式为: Provider(PID,Pname,Tel,GoodsID,GoodsClassID,GoodsName,GoodsPrice)该关系模式应满足如下函数依赖: PID→Pname,PID→TEL,GoodsID→GoodsClassID, GoodsID→GoodsName,GoodsName→GoodsPrice则这个关系模式的主码为______。A.(PID,GoodsName)B.(PID,GoodsClassID.(PID,GoodsI(PID,GoodsPrice)
当waitpid函数的pid参数设置为()表示等待任一子进程终止。A.pid==-1B.pid==0C.pid>0D.pid 当waitpid函数的pid参数设置为()表示等待任一子进程终止。A.pid==-1B.pid==0C.pid>0D.pid
Thenicevalueis80inthepslisting.Whichcommandisusedtochangethistoavalueof100?() A.renice100{PID}B.renice-n20{PID}C.renice--20{PID}D.renice-n-100{PID}
在炉出口温度先进控制子系统中,关于PID控制模式,下列说法错误的一项是()。A、保留原有PID控制模式不变B、PID控制模式作为控制内环C、PID控制模式作为控制外环D、先进控制器的输出作为原有PID控制器的设定值
在二层报文头中用PID来标识MPLS报文,关于PID不正确的是()。A、PID=0x8847表示Ethernet的MPLS单播报文B、PID=0x8848表示Ethernet的MPLS多播报文C、PID=0x8281表示PPP的MPLS单播报文D、PID=0x8282表示PPP的MPLS多播报文
The nice value is 60 in the ps listing. Which command is used to change this to a value of 20?()A、 renice -n -20 {PID}B、 renice -n 20 {PID}C、 renice -n -40 {PID}D、 renice -n 40 {PID}
The nice value is 80 in the ps listing. Which command is used to change this to a value of 100?()A、 renice 100 {PID}B、 renice -n 20 {PID}C、 renice --20 {PID}D、 renice -n -100 {PID}
单选题The nice value is 60 in the ps listing. Which command is used to change this to a value of 20?()A renice -n -20 {PID}B renice -n 20 {PID}C renice -n -40 {PID}D renice -n 40 {PID}
单选题The nice value is 80 in the ps listing. Which command is used to change this to a value of 100?()A renice 100 {PID}B renice -n 20 {PID}C renice --20 {PID}D renice -n -100 {PID}