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21.
Identify the output of the following program.
String str = “Hellow”; System.out.println(str.indexOf(‘t));
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20. Identify the output of the following program.
String str = “abcde”; System.out.println(str.substring(1, 3));
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17.
Identify what can directly access and change the value of the variable res.
Package com.mypackage; Public class Solution{ Private int res = 100; }
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16.
Identify the keyword among the following that makes a variable belong to a class,rather than being defined for each instance of the class
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15.Identify the correct restriction on static methods.
1.They must access only static data 2.They can only call other static methods. 3.They cannot refer to this or super.
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11.Find the value of A[1] after execution of the following program.
int[] A = {0,2,4,1,3}; for(int i = 0; i < a.length; i++){ a[i] = a[(a[i] + 3) % a.length]; }
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10. Select the valid statement to declare and initialize an array.
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9. When an array is passed to a method, what does the method receive?
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8. Output of the following
public class Solution{
public static void main(String[] args){
int[] x = {120, 200, 016};
for(int i = 0; i < x.length; i++){
System.out.print(x[i] + “ “);
}
}
}
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6. Find the output of the following program.
public class Solution{ public static void main(String[] args){ byte x = 127; x++; x++; System.out.print(x); } }
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5. Find the output of the following program.
public class Solution{ public static void main(String[] args){ short x = 10; x = x * 5; System.out.print(x); } }
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4. Find the output of the following code.
int Integer = 24; char String = ‘I’; System.out.print(Integer); System.out.print(String);
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