A. It forces BasicFiles to be created even if the SECUREFILE option is specified to create the LOB
B. It forces SecureFiles to be created even if the BASICFILE option is specified to create the LOB
C. It does not allow the creation of SecureFiles and generates an error if the SECUREFILE option is specified to create the LOB
D. It ignores the SECUREFILE option only if a Manual Segment Space Management tablespace is used and creates a BasicFile
第1题:
importjava.util.*;
classKeyMaster{
publicinti;
publicKeyMaster(inti){this.i=i;}
publicbooleanequals(Objecto){returni==((KeyMaster)o).i;}
publicinthashCode(){returni;}
}
publicclassMapIt{
publicstaticvoidmain(String[]args){
Setset=newHashSet();
KeyMasterk1=newKeyMaster(1);
KeyMasterk2=newKeyMaster(2);
set.add(k1);set.add(k1);
set.add(k2);set.add(k2);
System.out.print(set.size()+:”);
k2.i=1;
System.out.print(set.size()+:”);
set.remove(k1);
System.out.print(set.size()+:”);
set.remove(k2);
System.out.print(set.size());
}
}
Whatistheresult?()
第2题:
要使“商品”表中所有商品的单价上浮10%,正确的SQL命令是( )。
A. ALTER商品SET单价=单价*1.1 FOR ALL
B. UPDATE商品SET单价=单价+单价*10%
C. UPDATE商品SET单价=单价*1.1 FOR ALL
D. UPDATE商品SET单价=单价*1.1
第3题:
Althoughtheyagreethatlifeisimportantandshouldberespected,theyfeelthatthequalityoflifeshouldnot(ignore).
第4题:
A. SET_ATTRIBUTE_NULL
B. ALTER_JOB
C. ALTER_JOB_PARAMETERS
D. ALTER
E. SET_ATTRIBUTE
第5题:
A.thermal
B.laser
C.inkjet
D.impact
第6题:
可以使用下面语句修改数据表中的数据
A.UPDATE 表名 SET 列名=值
B.UPDATE 表名 列名=值
C.ALTER 表名 ADD 列名=值
D.ALTER 表名 MODIFY 列名=值