当前分类: 1z0-851
问题:单选题Given: What is the result?()A BB The code runs with no output.C Compilation fails because of an error in line 12.D Compilation fails because of an error in line 15.E Compilation fails because of an error in line 18....
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问题:单选题Given classes defined in two different files:What is required at line 5 in class SomeApp to use the process method of BitUtils?()A process(bytes);B BitUtils.process(bytes);C util.BitUtils.process(bytes);D SomeApp cannot use methods in BitUtils.E i...
问题:单选题Given: What is the result?()A w-fB f-p w-fC w-f b-fD f-p w-f b-fE 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: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....
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: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: 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:单选题A programmer has an algorithm that requires a java.util.List that provides an efficient implementation of add(0, object), but does NOT need to support quick random access. What supports these requirements?()A java.util.QueueB java.util.ArrayListC java....
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: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 Compilation fails.B An exception is thrown at runtime.C The code executes normally and prints "sleep".D The code executes normally, but nothing is printed....
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:多选题Given: Which two statements are true about the result if the default locale is Locale.US?()AThe value of b is 2.BThe value of a is 3.14.CThe value of b is 2.00.DThe value of a is 3.141.EThe value of a is 3.1415.FThe value of a is 3.1416.GThe value of ...
问题:多选题Given: Which three methods, inserted individually at line 14, will correctly complete class Two?()Aint foo() { /* more code here */ }Bvoid foo() { /* more code here */ }Cpublic void foo() { /* more code here */ }Dprivate void foo() { /* more code here...
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[/.]+...