Which of the listed devices may be used as a digital device?
A.variable resistor
B.diode
C.strain gauge
D.thermistor
第1题:
Considerthefollowingconfiguration:/devices/D1isamemberofdiskgroupdgroupA./devices/D2isamemberofdiskgroupdgroupA./devices/D3isamemberofdiskgroupdgroupA.Youplantoaddanewdisk,/devices/D4,tothediskgroupdgroupA.Youexecutethefollowingcommand:SQL>ALTERDISKGROUPdgroupAADDDISK’/devices/D*’;Whichtaskwouldbeaccomplishedbythecommand?()
A.Thecommandaddsthenewdisk,D4,tothediskgroup.
B.Thecommandwouldresultinanerrorbecausetheisnodiskbythename"’/devices/D*’"
C.Thecommandwillbeignoredbecausedisksstartingwith"D"arealreadymembersofthediskgroup.
D.Thecommandwouldresultinanerrorbecausenowildcardcharacterscanbeusedinthediskname.
E.Thecommandfirstdetachesallthememberdisksstartingwith"D",andthereattachesthemincludingthenewdisk.
第2题:
下列程序的输出结果是______。
include<iostream.h>
int CalcDigital(char*str)
{
if(str= =NULL)
return 0;
int num_of_digital=0;
for(int i=0;str{i]!=0x0;i++)
if(str[i]<='9'&& str[i]>='0')
num_of_digital++;
return num_of_digital;
}
void main( )
{
char a[]="Beijing20080lympic";
cout<<CalcDigital(a)<<endl;
}
第3题:
第4题:
A.Encryption
B.Biometric
C.Password Authentication
D.Digital
第5题:
A vessel is "listed" when it is ______.
A.down by the head
B.down by the stern
C.inclined due to off-center weight
D.inclined due to wind
第6题:
1digital为合法标识符