0
3
4
5
The code will not compile.
第1题:
public class test ( public static void main (String args) { int i = 0xFFFFFFF1; int j = ~i; } ) What is the decimal value of j at line 5?()
第2题:
public class Test { public static void main(String Args[]) { int i =1, j = 0; switch(i) { case 2: j +=6; case 4: j +=1; default: j +=2; case 0: j +=4; } System.out.println(“j =” +j); } } What is the result? ()
第3题:
public class Foo { public static void main (String []args) { int i = 1; int j = i++; if ((i>++j) && (i++ ==j)) { i +=j; } } } What is the final value of i?()
第4题:
1.public class test ( 2.public static void main (String args[]) { 3.int i = 0xFFFFFFF1; 4.int j = ~i; 5. 6.} 7.) What is the decimal value of j at line 5?()
第5题:
1) class Person { 2) public void printValue(int i, int j) {/*…*/ } 3) public void printValue(int i){/*...*/ } 4) } 5) public class Teacher extends Person { 6) public void printValue() {/*...*/ } 7) public void printValue(int i) {/*...*/} 8) public static void main(String args[]){ 9) Person t = new Teacher(); 10) t.printValue(10); 11) } 12) } Which method will the statement on line 10 call? ()
第6题:
Given the following code: public class Test { void printValue(int m){ do { System.out.println("The value is"+m); } while( --m > 10 ) } public static void main(String arg[]) { int i=10; Test t= new Test(); t.printValue(i); } } Which will be output?()
第7题:
on line 2
on line 3
on line 6
on line 7
第8题:
0
1
2
Compilation fails.
第9题:
0
1
14
–15
An error at line 3 causes compilation to fail.
An error at line 4 causes compilation to fail.
第10题:
2
4
8
16
The code will not compile.
第11题:
0
1
14
–15
An error at line 3 causes compilation to fail.
An error at line 4 causes compilation to fail.
第12题:
The value is 8
The value is 9
The value is 10
The value is 11
第13题:
class Super { public int i = 0; public Super(String text) { i = 1; } } public class Sub extends Super { public Sub(String text) { i = 2; } public static void main(String args[]) { Sub sub = new Sub(“Hello”); System.out.println(sub.i); } } What is the result?()
第14题:
public class test ( public static void main(string args) { int 1= 0; while (i) { if (i==4) { break; } ++i; } } ) What is the value of i at line 10?()
第15题:
public class Test { public static void leftshift(int i, int j) { i<<=j; } public static void main(String args[]) { int i = 4, j = 2; leftshift(i, j); System.out.printIn(i); } } What is the result?()
第16题:
public class Test { public int aMethod() { static int i = 0; i++; return i; } public static void main (String args[]) { Test test = new Test(); test.aMethod(); int j = test.aMethod(); System.out.println(j); } } What is the result?()
第17题:
public class test ( private static int j = 0; private static boolean methodB(int k) ( j += k; return true; ) public static void methodA(int i)( boolean b: b = i < 10 | methodB (4); b = i < 10 || methodB (8); ) public static void main (String args[])( methodA (0); system.out.printIn(j); ) ) What is the result?()
第18题:
1. public class test ( 2. public static void main(string args[]) { 3. int 1= 0; 4. while (i) { 5. if (i==4) { 6. break; 7. } 8. ++i; 9. } 10. 11. } 12. ) What is the value of i at line 10?()
第19题:
0
3
4
5
The code will not compile.
第20题:
0
1
2
Compilation fails.
第21题:
1
2
3
4
5
第22题:
0
3
Compilation fails.
An exception is thrown at runtime.
第23题:
The program prints “0”
The program prints “4”
The program prints “8”
The program prints “12”
The code does not complete.