1z1-813 無料問題集「Oracle Upgrade to Java SE 8 OCP ( Java SE 6 and all prior versions)」

（A）Arrays. Sort (strArray, (CheckClass:: Checkvalue) ;

（B）Arrays. Sort (strArray CheckClass :: new:: checkvalue) ;

（C）Arrays. Sort (strArray, CheckClass:: checkvalue) ;

（D）Arrays. Sort (strArray, (Checkless:: new, checkValue) ;

（A）Kawa

（B）An Exception is thrown at runtime.

（C）Kava

（D）Kawa

（E）Kava

（A）If the file is a directory, and If that directory could not be opened, the poatVisitDirectory method is Invoked with the I/O exception.

（B）By default, symbolic links are not automatically followed by this method.

（C）The file tree traversal Is breadth first with the given filevisitor Invoked for each file encountered.

（D）If the file attributes cannot be lead due to on I/O exception, the visitFileFailed method is invoked With the I/O exception.

（E）The maxDepth parameter's value is the maximum number of directories to visit.

（A）.sorted(comparator, comparing ((vehicle v) v. getVId()))

（B）.sorted ((v1, v2) -> v1.getVid() < v2. getVid())

（C）.sorted ((v1, v2) -> integer .compare(v1.getVId() , v2.getVid()))

（D）.map(v-> v. getVid ())
. sorted ()

（E）.sorted (comparable. Comparing (vehicle:: getVName) . reverse()

（A）class productCode<T, S<IntegAr>> {
T c1;
S c2;
)

（B）class productCode<T, S< {
T c1;
S c2;
)

（C）class productCode<T, S extends T> {
T c1;
S c2;
)

（D）Class productCode<T, S super T> {
T c1;
S c2;
)

（A）public Class Generator implement IdGenerator (
privateAtcmicinInteger id - new AtomaticIntegger (0);
public int getNextId{} {
return id. Increaseincrasement AndSet{) ;
}
}

（B）public Class Generator implement IdGenerator (
Private int id =0;
Public int getNextId { ) {
Synchronized (id) ;
return ++id
}
}

（C）public Class Generator implement IdGenerator (
Private int id =0;
Public int getNextId { ) {
Synchronized (id) ;
return ++id
}
}
}
Return ++id;

（D）public class Generator implements IdGeneretor (
Private int id =0;
Public int getNExtId {) {
Synchronized (new generator()) {
return ++id;
}
}
}

（E）public class Generator implements IdGenerator (
Private volatile int Id -0;
Public int getNExt Td() |
Synchronized (new generator()) {
return ++id;
}
}
}