多项选择题
Click the Exhibit button. Which three code fragments, added individually at line 29, produce the output 100?（）
A.n = 100;
B.i.setX( 100 );
C.o.getY().setX( 100 );
D.i = new Inner(); i.setX( 100 );
E.o.setY( i ); i = new Inner(); i.setX( 100 );
F.i = new Inner(); i.setX( 100 ); o.setY( i );
相关考题
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多项选择题
Given: And MainClass exists in the /apps/com/company/application directory. Assume the CLASSPATH environment variable is set to "." (current directory). Which two java commands entered at the command line will run MainClass?（）
A.java MainClass if run from the /apps directory
B.java com.company.application.MainClass if run from the /apps directory
C.java -classpath /apps com.company.application.MainClass if run from any directory
D.java -classpath . MainClass if run from the /apps/com/company/application directory
E.java -classpath /apps/com/company/application:. MainClass if run from the /apps directory
F.java com.company.application.MainClass if run from the /apps/com/company/application directory -
单项选择题
Given two files, GrizzlyBear.java and Salmon.java: If both classes are in the correct directories for their packages, and the Mammal class correctly defines the findSalmon() method, which change allows this code to compile?（）
A.add import animals.mammals.*; at line 2 in Salmon.java
B.add import animals.fish.*; at line 2 in GrizzlyBear.java
C.add import animals.fish.Salmon.*; at line 2 in GrizzlyBear.java
D.add import animals.mammals.GrizzlyBear.*; at line 2 in Salmon.java -
多项选择题
Given: Which three are valid?（）
A.p0 = p1;
B.p1 = p2;
C.p2 = p4;
D.p2 = (ClassC)p1;
E.p1 = (ClassB)p3;
F.p2 = (ClassC)p4;
