单选题Click the Exhibit button. What is the result?()ALine 26 prints "a" to System.out.BLine 26 prints "b" to System.out.CAn exception is thrown at line 26 at runtime.DCompilation of class A will fail due to an error in line 6.

题目
单选题
Click the Exhibit button. What is the result?()
A

Line 26 prints "a" to System.out.

B

Line 26 prints "b" to System.out.

C

An exception is thrown at line 26 at runtime.

D

Compilation of class A will fail due to an error in line 6.


相似考题
更多“单选题Click the Exhibit button. What is the result?()A Line 26 prints "a" to System.out.B Line 26 prints "b" to System.out.C An exception is thrown at line 26 at runtime.D Compilation of class A will fail due to an error in line 6.”相关问题
  • 第1题:

    1.public classA{ 2.public String doit(intx,inty){ 3.return"a"; 4.} 5. 6.public String doit(int...vals){ 7.return"b"; 8.} 9.} And: 25.A a=new A(); 26.System.out.println(a.doit(4,5)); What is the result?()

    • A、Line 26 prints "a" to System.out.
    • B、Line 26 prints "b" to System.out.
    • C、An exception is thrown at line 26 at runtime.
    • D、Compilation of class A will fail due to an error in line 6.

    正确答案:A

  • 第2题:

    1. public class A {  2.  3. private int counter = 0;  4.  5. public static int getInstanceCount() {  6. return counter;  7. }  8.  9. public A() {  10. counter++;  11. }  12.  13. }  Given this code from Class B:  25.A a1 =new A();  26. A a2 =new A();  27. A a3 =new A();  28. System.out.printIn(A.getInstanceCount() ); What is the result?() 

    • A、 Compilation of class A fails.
    • B、 Line 28 prints the value 3 to System.out.
    • C、 Line 28 prints the value 1 to System.out.
    • D、 A runtime error occurs when line 25 executes.
    • E、 Compilation fails because of an error on line 28.

    正确答案:A

  • 第3题:

    单选题
    1. public class A {  2. public String doit(int x, int y) {  3. return “a”;  4. }  5.  6. public String doit(int... vals) {  7. return “b”;  8. } 9. }  Given:  25. A a=new A();  26. System.out.println(a.doit(4, 5));  What is the result?()
    A

     Line 26 prints “a” to System.out.

    B

     Line 26 prints „b” to System.out.

    C

     An exception is thrown at line 26 at runtime.

    D

     Compilation of class A will fail due to an error in line 6.


    正确答案: C
    解析: 暂无解析

  • 第4题:

    单选题
    Given: What is the result?()
    A

    test

    B

    null

    C

    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.


    正确答案: B
    解析: 暂无解析

  • 第5题:

    单选题
    Given: What is the result?()
    A

    Canada

    B

    null Canada

    C

    Canada null

    D

    Canada Canada

    E

    Compilation fails due to an error on line 26.

    F

    Compilation fails due to an error on line 29.


    正确答案: A
    解析: 暂无解析

  • 第6题:

    单选题
    1.public classA{ 2.public String doit(intx,inty){ 3.return"a"; 4.} 5. 6.public String doit(int...vals){ 7.return"b"; 8.} 9.} And: 25.A a=new A(); 26.System.out.println(a.doit(4,5)); What is the result?()
    A

    Line 26 prints a to System.out.

    B

    Line 26 prints b to System.out.

    C

    An exception is thrown at line 26 at runtime.

    D

    Compilation of class A will fail due to an error in line 6.


    正确答案: C
    解析: 暂无解析

  • 第7题:

    单选题
    Click the Exhibit button.   Given this code from Class B:   25. A a1 = new A();   26. A a2 = new A();   27. A a3 = new A();   28. System.out.println(A.getInstanceCount());   What is the result?()
    A

     Compilation of class A fails.

    B

     Line 28 prints the value 3 to System.out.

    C

     Line 28 prints the value 1 to System.out.

    D

     Compilation fails because of an error on line 28.

    E

     A runtime error occurs when line 25 executes.


    正确答案: E
    解析: 暂无解析

  • 第8题:

    单选题
    class A {   public byte getNumber () {   return 1;   }   }   class B extends A {   public short getNumber() {   return 2;   }    public static void main (String args) {   B b = new B ();    System.out.printIn(b.getNumber())  }   }   What is the result?()
    A

     Compilation succeeds and 1 is printed.

    B

     Compilation succeeds and 2 is printed.

    C

     An error at line 8 causes compilation to fail.

    D

     An error at line 14 causes compilation to fail.

    E

     Compilation succeeds but an exception is thrown at line 14.


    正确答案: A
    解析: 暂无解析

  • 第9题:

    单选题
    Given: What is the result?()
    A

    X, followed by an Exception.

    B

    No output, and an Exception is thrown.

    C

    Compilation fails due to an error on line 14.

    D

    Compilation fails due to an error on line 16.

    E

    Compilation fails due to an error on line 17.


    正确答案: B
    解析: 暂无解析

  • 第10题:

    单选题
    What is the result?()
    A

    Compilation of class A fails.

    B

    Line 28 prints the value 3 to System.out.

    C

    Line 28 prints the value 1 to System.out.

    D

    A runtime error occurs when line 25 executes.

    E

    Compilation fails because of an error on line 28.


    正确答案: E
    解析: 暂无解析

  • 第11题:

    单选题
    1. public class A {  2.  3. private int counter = 0;  4.  5. public static int getInstanceCount() {  6. return counter;  7. }  8.  9. public A() {  10. counter++;  11. }  12.  13. }  Given this code from Class B:  25.A a1 =new A();  26. A a2 =new A();  27. A a3 =new A();  28. System.out.printIn(A.getInstanceCount() ); What is the result?()
    A

     Compilation of class A fails.

    B

     Line 28 prints the value 3 to System.out.

    C

     Line 28 prints the value 1 to System.out.

    D

     A runtime error occurs when line 25 executes.

    E

     Compilation fails because of an error on line 28.


    正确答案: E
    解析: 暂无解析

  • 第12题:

    单选题
    public class X {   public static void main (Stringargs) {   int a = new int [1]   modify(a);   System.out.printIn(a[0]);   }   public static void modify (int a) {   a[0] ++;    }    }   What is the result?()
    A

     The program runs and prints “0”

    B

     The program runs and prints “1”

    C

     The program runs but aborts with an exception.

    D

     An error “possible undefined variable” at line 4 causes compilation to fail.

    E

     An error “possible undefined variable” at line 9 causes compilation to fail.


    正确答案: C
    解析: 暂无解析

  • 第13题:

    public class X {   public static void main (Stringargs) {   int a = new int [1]   modify(a);   System.out.printIn(a[0]);   }   public static void modify (int a) {   a[0] ++;    }    }   What is the result?()  

    • A、 The program runs and prints “0”
    • B、 The program runs and prints “1”
    • C、 The program runs but aborts with an exception.
    • D、 An error “possible undefined variable” at line 4 causes compilation to fail.
    • E、 An error “possible undefined variable” at line 9 causes compilation to fail.

    正确答案:B

  • 第14题:

    1. public class A {  2. public String doit(int x, int y) {  3. return “a”;  4. }  5.  6. public String doit(int... vals) {  7. return “b”;  8. } 9. }  Given:  25. A a=new A();  26. System.out.println(a.doit(4, 5));  What is the result?() 

    • A、 Line 26 prints “a” to System.out.
    • B、 Line 26 prints „b” to System.out.
    • C、 An exception is thrown at line 26 at runtime.
    • D、 Compilation of class A will fail due to an error in line 6.

    正确答案:A

  • 第15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 will fail because of an error in line 6.

    D

    Compilation of class AImpl will fail because of an error in line 2.


    正确答案: B
    解析: 暂无解析

  • 第16题:

    单选题
    Given: What is the result?()
    A

    Compilation fails due to an error in line 23.

    B

    Compilation fails due to an error in line 29.

    C

    A ClassCastException occurs in line 29.

    D

    A ClassCastException occurs in line 31.

    E

    The value of all four objects prints in natural order.


    正确答案: E
    解析: 暂无解析

  • 第17题:

    单选题
    Given: What is the result?()
    A

    B

    B

    B, followed by an Exception.

    C

    Compilation fails due to an error on line 9.

    D

    Compilation fails due to an error on line 14.

    E

    An Exception is thrown with no other output.


    正确答案: B
    解析: 暂无解析

  • 第18题:

    单选题
    Click the Exhibit button. Given this code from Class B: 25.A a1 = new A(); 26.A a2 = new A(); 27.A a3 = new A(); 28.System.out.println(A.getInstanceCount()); What is the result?()
    A

    Compilation of class A fails.

    B

    Line 28 prints the value 3 to System.out.

    C

    Line 28 prints the value 1 to System.out.

    D

    A runtime error occurs when line 25 executes.

    E

    Compilation fails because of an error on line 28.


    正确答案: D
    解析: 暂无解析

  • 第19题:

    单选题
    What is the result?()
    A

     The program runs and prints nothing.

    B

     The program runs and prints “Equal”.

    C

     An error at line 5 cause compilation to fail.

    D

     The program runs but aborts with an exception.


    正确答案: B
    解析: 暂无解析

  • 第20题:

    单选题
    Click the Exhibit button. What is the result?()
    A

    Compilation of class A fails.

    B

    Line 28 prints the value 3 to System.out.

    C

    Line 28 prints the value 1 to System.out.

    D

    A runtime error occurs when line 25 executes.

    E

    Compilation fails because of an error on line 28.


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    Given: What is the result?()
    A

    An Exception is thrown with no other output

    B

    followed by an Exception

    C

    Compilation fails due to an error on line 9

    D

    Compilation fails due to an error on line 14


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    Given: What is the result when method testIfA is invoked?()
    A

    True

    B

    Not true

    C

    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.


    正确答案: B
    解析: 暂无解析

  • 第23题:

    单选题
    What is the result()?
    A

     The program runs and prints “ I = 1 , j = 0”

    B

     The program runs and prints “ I = 1 , j = 4”

    C

     The program runs and prints “ I = 3 , j = 4”

    D

     The program runs and prints “ I = 3 , j = 0”

    E

     An error at line 4 cause compilation to fail.

    F

     An error at line 7 cause compilation to fail.


    正确答案: A
    解析: 暂无解析