As a tutor you can connect with more than a million students and grow your network.
Download free printable Java Worksheets to practice. With thousands of questions available, you can generate as many Java Worksheets as you want.
Download WorksheetWhat is the output?
public class Test {
public static String out ="";
public static void chk(int i) {
try {
if(i==1) {
throw new Exception();
}
out += "A";
}
catch(Exception e) {
out += "D";
return;
}
finally {
out += "B";
}
out += "C";
}
public static void main (String [] args) {
chk(0);
chk(1);
System.out.println(out);
}
}
DBCAB
2.ADBCDB
3.ABCD
4.ABCDB
when constructor will be called
By calling method
2.by creating object of that class
Iterator cursor is having both directional movements?
Is Vector thread safe ?
in which collection in java insertion order preserved ?
Arraylist
2.Linkedlist
3.Vector
4.Stack
ArrayList implements Random Access interface.
public class Exercise {
public static void main(String[] args) {
double x = 4.0 - 3.10;
//System.out.println(x);
System.out.println(x == 0.90);
}
}
class demo{ int a, b; demo() { a = 10; b = 20; } public void print() { System.out.println ("a = " + a + " b = " + b + "\n"); }}class Test{ public static void main(String[] args) { demo obj1 = new demo(); demo obj2 = obj1; obj1.a += 1; obj1.b += 1; System.out.println ("values of obj1 : "); obj1.print(); System.out.println ("values of obj2 : "); obj2.print(); }}values of obj1 :
a=11,b=21
values of obj2:
a=11 b=21
2.values of obj1 :
a=11,b=21
values of obj2:
a=10 b=20
3.compiler error
4.runtim error
Predict the output of following Java program
class Test { int i;} class Main { public static void main(String args[]) { Test t = new Test(); System.out.println(t.i); } } |
|
garbage value
|
|
0
|
compiler error
4.runtime error
Predict the output of following Java program?
class Test { int i;} class Main { public static void main(String args[]) { Test t; System.out.println(t.i); } |
0
2.garbage value
3.compiler error
4.runtime error
Worksheets by UrbanPro
A little About Us
Our worksheets are designed to help students explore various topics, practice skills and enrich their subject knowledge, to improve their academic performance. Designed by Experts who have extensive experience and expertise in teaching a subject, these worksheets will improve your child's problem-solving skills and subject knowledge in a fun and interactive manner.
Check out our free customized worksheets across school boards, grades, subjects and levels of subject knowledge. You can download, print and share these worksheets with anyone, anywhere, anytime!
Worksheet
