多选题Given 11.public interface Status { 12./* insert code here */ int MY_VALUE = 10; 13.} Which three are valid on line 12?()AfinalBstaticCnativeDpublicEprivate

题目
多选题
Given 11.public interface Status { 12./* insert code here */ int MY_VALUE = 10; 13.} Which three are valid on line 12?()
A

final

B

static

C

native

D

public

E

private

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相似问题和答案

第1题:

Given: 11.<% 12.request.setAttribute("vals", new String[]{"1","2","3","4"}); 13.request.setAttribute("index", "2"); 14.%> 15.<%-- insert code here --%> Which three EL expressions, inserted at line 15,are valid and evaluate to "3"?()

  • A、${vals.2}
  • B、${vals["2"]}
  • C、${vals.index}
  • D、${vals[index]}
  • E、${vals}[index]
  • F、${vals[vals[index-1]]}

正确答案:B,D,F

第2题:

class One {  void foo() {}  }  class Two extends One {   //insert method here  }  Which three methods, inserted individually at line 14, will correctly complete class Two?()

  • A、 int foo() { /* more code here */ }
  • B、 void foo() { /* more code here */ }
  • C、 public void foo() { /* more code here */ }
  • D、 private void foo() { /* more code here */ }
  • E、 protected void foo() { /* more code here */ }

正确答案:B,C,E

第3题:

11.public class Counter{12.public static void main(String[]args){13.int numArgs=/*insert code here*/;14.}15.}and the command line:java Counter one fred 42 Which code,inserted at line 13,captures the number of arguments passed into the program?()

A.args.count

B.args.length

C.args.count()

D.args.length()

E.args.getLength()


参考答案:B

第4题:

11. public class Counter {  12. public static void main(String[] args) {  13. int numArgs = /* insert code here */;  14. }  15. }  and the command line: java Counter one fred 42 Which code, inserted at line 13, captures the number of arguments passed into the program?() 

  • A、 args.count
  • B、 args.length
  • C、 args.count()
  • D、 args.length()
  • E、 args.getLength()

正确答案:B

第5题:

10. class Line {  11. public static class Point { }  12. }  13.  14. class Triangle {  15. // insert code here  16. }  Which code, inserted at line 15, creates an instance of the Point class defined in Line?() 

  • A、 Point p = new Point();
  • B、 Line.Point p = new Line.Point();
  • C、 The Point class cannot be instatiated at line 15.
  • D、 Line 1 = new Line() ; 1.Point p = new 1.Point();

正确答案:B

第6题:

10. class Foo {  11. static void alpha() { /* more code here */ }  12. void beta() { /* more code here */ }  13. }  Which two are true?()

  • A、 Foo.beta() is a valid invocation of beta().
  • B、 Foo.alpha() is a valid invocation of alpha().
  • C、 Method beta() can directly call method alpha().
  • D、 Method alpha() can directly call method beta().

正确答案:B,C

第7题:

10. public class Bar {  11.static void foo(int...x) {  12. // insert code here  13. }  14. }  Which two code fragments, inserted independently at line 12, will allow the class to compile?()

  • A、 foreach(x) System.out.println(z);
  • B、 for(int z : x) System.out.println(z);
  • C、 while( x.hasNext()) System.out.println( x.next());
  • D、 for( int i=0; i< x.length; i++ ) System.out.println(x[i]);

正确答案:B,D

第8题:

Given:Which three methods, inserted individually at line 14, will correctly complete class Two?()

A.int foo() { /* more code here */ }

B.void foo() { /* more code here */ }

C.public void foo() { /* more code here */ }

D.private void foo() { /* more code here */ }

E.protected void foo() { /* more code here */ }


参考答案:B, C, E

第9题:

10. interface Foo { int bar(); }  11. public class Sprite {  12. public int fubar( Foo foo) { return foo.bar(); }  13. public void testFoo() {  14. fubar(  15. // insert code here  16.);  17. }  18. }  Which code, inserted at line 15, allows the class Sprite to compile?() 

  • A、 Foo { public int bar() { return 1; } }
  • B、 new Foo { public int bar() { return 1; } }
  • C、 newFoo() { public int bar(){return 1; } }
  • D、 new class Foo { public int bar() { return 1; } }

正确答案:C

第10题:

Given: 10.public void service(ServletRequest request, 11.ServletResponse response) { 12.ServletInputStream sis = 13.// insert code here 14.} Which retrieves the binary input stream on line 13?()

  • A、request.getWriter();
  • B、request.getReader();
  • C、request.getInputStream();
  • D、request.getResourceAsStream();

正确答案:C

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