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: What is the result?()A HelloB Hello WorldC Compilation fails.D Hello World 5E The code runs with no output.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A company that makes Computer Assisted Design (CAD) software has, within its application, some utility classes that are used to perform 3D rendering tasks. The company's chief scientist has just improved the performance of one of the utility classes' k...
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Given: Which two methods, inserted independently at line 17, correctly complete the Sales class?()Adouble getSalesAmount() { return 1230.45; }Bpublic double getSalesAmount() { return 1230.45; }Cprivate double getSalesAmount() { return 1230.45; }Dprote...
问题:多选题Given: Which two code fragments, inserted independently at line 13, will compile?()Asuper(name, baseSalary);Bthis.commission = commission;Csuper();this.commission = commission;Dthis.commission = commission;super();Esuper(name, baseSalary);this.commis...
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Click the Exhibit button. What is the output if the main( ) method is run?()A 4B 5C 8D 9E Compilation fails.F An exception is thrown at runtime.G It is impossible to determine for certain....
问题:单选题Given: Which code, inserted at line 14, allows the Sprite class to compile?()A Direction d = NORTH;B Nav.Direction d = NORTH;C Direction d = Direction.NORTH;D Nav.Direction d = Nav.Direction.NORTH;...
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Given: What is the result?()A The code runs with no output.B An exception is thrown at runtime.C Compilation fails because of an error in line 20.D Compilation fails because of an error in line 21.E Compilation fails because of an error in line 2...
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?()A testB nullC An exception is thrown at runtime.D Compilation fails because of an error in line 1.E Compilation fails because of an error in line 4.F Compilation fails because of an error in line 5....
问题:单选题Click the Exhibit button. Which statement is true about the classes and interfaces in the exhibit?()A Compilation will succeed for all classes and interfaces.B Compilation of class C will fail because of an error in line 2.C Compilation of class C ...