Mr. Bansal accepts payment through three types of credit cards. The discount is given according to the following scheme:

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The discount is given according to the following scheme: If the bill amount is more than Rs. 25,000/- then the customer gets an additional offer of 5%. Write java code for the following: i.

1 Class XII IP Question Bank From previous Year CBSE Board Question Papers Advanced GUI Programming-More on Swing Controls 2011 Q. Mr. Radhey Shyam Bansal the owner of the Kiddi Land Enterprise has asked his programmer Ekta to devlop the following GUI in Netbeans. Mr. Bansal accepts payment through three types of credit cards. The discount is given according to the following scheme: If the bill amount is more than Rs. 25,000/- then the customer gets an additional offer of 5%. Write java code for the following: i. To assign Additional Discount as 0 (jtextfield4) and Net amount as 0 (jtextfield5). Also set them as un-editable. 1 ii. when Calculate Discount (jbutton1) is clicked] To calculate discount as per the given criteria and display the same in jtextfield3 To assign Additional Discount (jtextfield4) as 5% of amount (jtextfield2) as per the above condition. To enable Calculate Net Amount (jbutton2) button 2

2 iii. [when Calculate Net Amount (jbutton2) button is clicked] To calculate net amount as [TotalCost(jTextField2)- Discount (jtextfield3) -Additional Discount (jtextfield4)] To display the net amount in jtextfield5. 2 Answer: (i) jtextfield4.settext("0"); jtextfield5.settext("0"); jtextfield4.seteditable(false); jtextfield5. seteditable(false); (ii) double discount = 0.0 ; double billamount=double.parsedouble(jtextfield2.gettext()); if(jradiobutton1.isselected()) discount = 0.20; if(jradiobutton2.isselected()) discount = 0.15; if (jradiobutton3.isselected()) discount = 0.10; jtextfield3.settext(billamount * discount + ) ; if (billamount > 25000) jtextfield4.settext (billamount*0.05+ ); jbutton2.setenabled(true) ; (iii) doube netamount = Double.parseDouble(jTextField2.getText()) Double.parseDouble(jTextField3.getText()) Double.parseDouble(jTextField4.getText()); jtextfield5.settext(netamount + " ");

3 2012 Q. Janav Raj is a programmer at Path Educo Enterprises. He created the following GUI in NetBeans. Help him to write code for the following: i. To display series of odd or even number (depending on Starting NumberjTextField1 is even or odd) in the jtextarea on the click of command button [Display The Series]. 2 ii. To clear both the text fields and text area, on clicking [Reset] button. 2 iii. To terminate the application on the click of [stop] button. (Assume suitable names for the various controls on the Form) 1 Answer: i. int num1=integer.parseint(starttextfield.gettext()); int num2=integer.parseint(stoptextfield.gettext()); seriestextarea.settext(null); if((num1 % 2)==0) for(int i=num1;i<=num2;i=i+2) seriestextarea.append(i+" "); else for(int i=num1;i<=num2;i=i+2) seriestextarea.append(i+" ");

ii. seriestextarea.settext(null); starttextfield.settext(null); stoptextfield.settext(null); iii. System.exit(0); 2013 Q. Aditya is a programmer at Edudel enterprises.

4 ii. seriestextarea.settext(null); starttextfield.settext(null); stoptextfield.settext(null); iii. System.exit(0); 2013 Q. Aditya is a programmer at Edudel enterprises. He created the following GUI in NetBeans. Help him to write code in java for the following: (i) To calculate Total marks obtained and display in jtextfield4 on the click of command button Get Total. 2 (ii) To calculate Grade obtained and display in jtextfield5 on the click of command button Get Grade. Criteria for Grade calculation is given below: 2 (iii) To stop execution and exit from the application on the click of command button Exit. 1

5 Answer: (i) private void jbutton1actionperformed(java.awt.event.actionevent evt) int a=integer.parseint(jtextfield1.gettext()); int b=integer.parseint(jtextfield2.gettext()); int c=integer.parseint(jtextfield3.gettext()); int total=a+b+c; jtextfield4.settext(integer.tostring(total)); (ii) int t=integer.parseint(jtextfield4.gettext()); int a=t/3; if(a>=80) jtextfield5.settext("a"); else if(a>65 && a<=55) jtextfield5.settext("b"); else if(a>50 && a<=65) jtextfield5.settext("c"); else if(a<=50) jtextfield5.settext("d"); (iii) System.exit(0); 2014 Q. Mr. Rangaswami works at a Recreation Park as a system analyst. He has created the following GUI. When a group arrives at the Recreation Park, the number of people in the group and whether the group wants to enjoy the Water Park or not is entered. Entry fee is Rs. 500 per person. The person can choose to play at Water park by selecting the checkbox. Rides of Water Park will cost Rs. 250 extra per person. Help him to write code for the following:

6 (i) On the click of Calculate button, textfield for Entry Fees should display Entry Fees per person x number of people. If Water Park check box is selected, textfield for Water Park charges should display Water Park Charges per Person x Number of People. textfield for total Amount should display sum of Entry Fees and Water Park charges for all the people in the group. 3 (ii)write java code to clear all Textboxes on the click of Clear Button. 1 (iii) Write java Code to close the application on the click of Exit Button. 1 Answer: i. Int wfee=0; Int tfee=0; Int nop=integer.parseint(jtextfield1.gettext()); Int efee=nop*500; If(JCheckBox1.isSelected()) Wfee=nop*500; tfee=efee+wfee; jtextfield2.settext( +efee); jtextfield3.settext( +wfee); jtextfield4.settext( +tfee); ii. JTextField1.setText( ); JTextField2.setText( ); JTextField3.setText( ); JTextField4.setText( ); iii. System.exit(0);

2015 Q. The students of Shiksha Vidyalaya work for different extracurricular activities like community Outreach Program, Swachh Bharat Abhiyan and Traffic Safety Club.

7 2015 Q. The students of Shiksha Vidyalaya work for different extracurricular activities like community Outreach Program, Swachh Bharat Abhiyan and Traffic Safety Club. The Programmer at the school has developed a GUI application as shown below: A student can participate in more than activities. Each student gets 10 points for each activity- namely Community Outreach Programme, Swachh Bharat ABhiyan and Traffic Safety Club. Help the programmer to write code for the following: (i) When Calculate Total Score button is clicked, the points for each activity (that is selected) should be displayed in the text field in from of that activity s checkbox and the Total score should be displayed in the appropriate Text field. 3 (ii) When Clear button is clicked, all the Textfields and Checkboxes should be cleared. 1 (iii) When Stop button is clicked, the application should close. 1

8 (i) int score=0; if(jcheckbox1.isselected()) jtextfield3.settext("" + 10); score=score+10; if(jcheckbox2.isselected()) jtextfield4.settext("" + 10); score=score+10; if(jcheckbox3.isselected()) jtextfield5.settext("" + 10); score=score+10; jtextfield6.settext(""+score); (ii) jtextfield1.settext(""); jtextfield2.settext(""); jtextfield3.settext(""); jtextfield4.settext(""); jtextfield5.settext(""); jtextfield6.settext(""); jcheckbox1.setselected(false); jcheckbox2.setselected(false); jcheckbox3.setselected(false); (iii) System.exit(0);

Mr. Bansal accepts payment through three types of credit cards. The discount is given according to the following scheme:

Mr. Bansal accepts payment through three types of credit cards. The discount is given according to the following scheme: Class XII IP GROUP_1 Question Bank From previous Year CBSE Board Question Papers Advanced GUI Programming-More on Swing Controls 011 Q. Mr. Radhey Shyam Bansal the owner of the Kiddi Land Enterprise has