A.${cart=null}
B.<c:removevar="cart"/>
C.<c:removevar="${cart}"/>
D.<c:removevar="cart"scope="session"/>
E.<c:removescope="session">cart</c:remove>
第1题:
A.public class MinMax<?> {
B.public class MinMax<? extends Number> {
C.public class MinMax<N extends Object> {
D.public class MinMax<N extends Number> {
E.public class MinMax<? extends Object> {
F.public class MinMax<N extends Integer> {
第2题:
A.Thecommandfailsasatransactionisstillpending.
B.ThetransactioninScott’ssessionisrolledbackandthetablespacebecomesread-only.
C.ThecommandwaitsandtheuserSCOTTcanexecutedatamanipulationlanguage(DML)statementsonlyaspartofthecurrenttransaction.
D.Thecommandhangsuntilalltransactionsontheobjectsinthetablespacecommitorrollback,andthenthetablespaceisplacedinread-onlymode.
第3题:
A.System.load("prop.custom");
B.System.getenv("prop.custom");
C.System.property("prop.custom");
D.System.getProperty("prop.custom");
E.System.getProperties().getProperty("prop.custom");
第4题:
A.
B.
C.
D.
E.
第5题:
Given:
11.//insertcodehere
12.privateNmin,max;
13.publicNgetMin(){returnmin;}
14.publicNgetMax(){returnmax;}
15.publicvoidadd(Nadded){
16.if(min==null||added.doubleValue()<min.doubleValue())
17.min=added;
18.if(max==null||added.doubleValue()>max.doubleValue())
19.max=added;
20.}
21.}
Whichtwo,insertedatline11,willallowthecodetocompile?()