当前分类： 1z0-851
问题：单选题Given: What is the result when method testIfA is invoked?（）A TrueB Not trueC An exception is thrown at runtime.D Compilation fails because of an error at line 12.E Compilation fails because of an error at line 19....
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问题：单选题Given: What is the result?（）A Compilation fails.B An exception is thrown at runtime.C The code executes normally and prints "bar".D The code executes normally, but nothing prints....
问题：多选题Click the Exhibit button. Given: Which two statements are true if a NullPointerException is thrown on line 3 of class C? （）AThe application will crash.BThe code on line 29 will be executed.CThe code on line 5 of class A will execute.DThe code on line...
问题：单选题Given: What is the result?（）A 7B 49C 343D Compilation fails.E An exception is thrown at runtime....
问题：单选题Given: What is the result?（）A nullB finallyC null finallyD Compilation fails.E finally exception...
问题：单选题A team of programmers is reviewing a proposed API for a new utility class. After some discussion,they realize that they can reduce the number of methods in the API without losing any functionality.If they implement the new design, which two OO principl...
问题：多选题A developer is creating a class Book, that needs to access class Paper. The Paper class is deployed in a JAR named myLib.jar. Which three, taken independently, will allow the developer to use the Paper class while compiling the Book class?（）AThe JAR fi...
问题：单选题Given: What is the result?（）A collieB harrierC Compilation fails.D collie harrierE An exception is thrown at runtime....
问题：单选题Given: Which statement is true?（）A Compilation succeeds.B Class A does not compile.C The method declared on line 9 cannot be modified to throw TestException.D TestA compiles if line 10 is enclosed in a try/catch block that catches TestException....
问题：单选题Given: Which is true?（）A If line 10 is removed, the compilation succeeds.B If line 11 is removed, the compilation succeeds.C If line 12 is removed, the compilation succeeds.D If line 13 is removed, the compilation succeeds.E More than one line mu...
问题：多选题Which two scenarios are NOT safe to replace a StringBuffer object with a StringBuilder object?（）AWhen using versions of Java technology earlier than 5.0.BWhen sharing a StringBuffer among multiple threads.CWhen using the java.io class StringBufferInput...
问题：单选题Given: Which regular expression, inserted at line 12, correctly splits test into "Test A", "Test B", and "Test C"?（）A String regex=""；B String regex=" ."；C String regex=".*"；D String regex="//s"；E String regex="//.//s*"；F String regex="//w[/.]+...
问题：单选题Given: What is the result?（）A 2B 24C 234D 246E 2346F Compilation fails....
问题：单选题A team of programmers is involved in reviewing a proposed design for a new utility class. After some discussion, they realize that the current design allows other classes to access methods in the utility class that should be accessible only to methods ...
问题：单选题Given: What is the result when the go（ ） method is invoked?（）A 00B 0001C 000120D 00012021E Compilation fails.F An exception is thrown at runtime....
问题：单选题Given: When the doSomething method is called, after which line does the Object created in line 5 become available for garbage collection?（）A Line 5B Line 6C Line 7D Line 8E Line 9F Line 10...
问题：多选题Which three statements are true?（）AA final method in class X can be abstract if and only if X is abstract.BA protected method in class X can be overridden by any subclass of X.CA private static method can be called only within other static methods in c...
问题：单选题Given: What is the result?（）A Compilation fails because of an error in line 7.B Compilation fails because of an error in line 9.C If you define D e = new E(), then e.bMethod() invokes the version of bMethod() defined in Line 5.D If you define D e ...
