Related InterviewSolutions

• Write the purpose of parseInt() method.
• What is the difference between statements (i) and (ii) ?(i) t = 2;(ii) if (t = = 2)d = 3;
• Identify invalid variable names out of the following. State reason if invalid.(i) for (ii) - salary(iii) salary 12 (iv) product
• What is the difference between setVisible() and setEnabled() methods?
• When is if-else-if statement preferred over switch statement?
• What will be the contents of jTextField1 and jTextField2 after executing the following code:String s = "Best";String r = "LucK";String z;z = r.concat(s);jTextField1.setText(z);jTextField2.setText(r.toUpperCase());
• What will be the value of P and Q after execution of the following code:int P, Q = 100;for(P = 10; P<=12; P++){Q+ = P;}JOptionPane.showMessageDialog(this, "P:" + P + "Q:" + Q +" ");
• What will be displaced in of jTextField1 after executing the following code?int m = 16;m = m+1;if(m<15)jTextField1.setText(Integer.toString(m));elsejTextField1.setText(Integer.toString(m + 15));
• What is the purpose of break statement?
• Rewrite the following code using if... else... if statement:switch (depcode){case 1:       allowance = 4000;       break;case 2:       allowance = 3200;       break;default;       allowance = 1000;}