多项选择题

11.public class Commander{
12.public static void main（String[]args）{
13.String myProp=/insert code here/
14.System.out.println（myProp）；
15.}
16.}
and the command line：
java-Dprop.custom=gobstopper Commander
Which two，placed on line13，will produce the output gobstopper？（）

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"）；

相关考题

package com.sun.sjcp； public class Commander{ public st...

单项选择题

package com.sun.sjcp；
public class Commander{
public static void main（String[]args）{
//more code here
}
}
Assume that the class fileis located in /foo/com/sun/sjcp/，the current directory is/foo/，and that the classpath contains“.“（current directory）.
Which command line correctly runs Commander？（）

A.java Commander
B.java com.sim.sjcp.Commander
C.java com/sun/sjcp/Commander
D.java-cpcom.sun.sjcp Commander
E.java-cpcom/sun/sjcp Commander

public classYippee{ public static void main（String[]arg...

单项选择题

public classYippee{
public static void main（String[]args）{
for（intx=1；xSystem.out.print（args[x]+""）；
}
}
}
and two separate command line invocations：j
avaYippee
javaYippee1234
What is the result？（）

A.No output is produced.       123
B.No output is produced.        234
C.No output is produced.       1234
D.An exception is thrown at runtime.        123
E.An exception is thrown at runtime.         234
F.An exception is thrown at runtime.        1234

Which two are true？（）A.A finalizer may NOT be invoked e...

多项选择题Which two are true？（）

A.A finalizer may NOT be invoked explicitly.
B.The finalize method declared in class Object takes no action.
C.super.finalize（）is called implicitly by any over riding finalize method.
D.The finalize method for a given objec twill be called no more than once by the garbage collector.
E.The order in which finalize will be called on two objects is based on the order in which the two objects became finalizable.

Java认证考试综合练习

11.public class Commander{ 12.public static void main（String[]args）{ 13.String myProp=/*insert code here*/ 14.System.out.println（myProp）； 15.} 16.} and the command line： java-Dprop.custom=gobstopper Commander Which two，placed on line13，will produce the output gobstopper？（）

11.public class Commander{
12.public static void main（String[]args）{
13.String myProp=/insert code here/
14.System.out.println（myProp）；
15.}
16.}
and the command line：
java-Dprop.custom=gobstopper Commander
Which two，placed on line13，will produce the output gobstopper？（）