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KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
English 1. Write Q- Ans. of Lesson 5 ‘Indigo’ and Poem 4: A thing of Beauty.
2. Read Chapters 18 to 22 of ‘The Invisible Man’ and write Summary of each.
3. Solve writing and reading section of Latest CBSE Sample Paper.
Hindi जीवन परिचय— जयशकंि प्रसाद, ववद्यापति, िामववलास शमाा
व्याख्या किो – िुलसीदास : एक चौपाई , एक पद
जनसंचाि माध्यम –अति लघु उत्तिीय प्रश्न
पत्र लेखन- एक औपचारिक , एक अनौपचारिक
एक समसामतयक ववषय पि फीचि लेखन
Chemistry 1. Do 20 numericals from Physical Chemistry From NCERT Textbook Only and 20 from
CBSE Board Questions of Last 5 years.
2. Learn chapters Haloalkanes and Haloarenes ; Alcohols, Phenols and Ethers;
Aldehydes, Ketones And Carboxylic Acids Of Organic Chemistry.
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
3. Learn chapter Coordination Compounds and General Principles Of Isolation Of
Elements.
4. Complete your classwork notebook and prepare an investigatory project.
5. Learn and solve questions of Achievement Test of this year.
Physics 1-Numerical of exercise Ray Optics and Wave Optics of NCERT Book
2-solve 2014 and 2015 CBSE papers all set
3-Write notes on Rutherford atomic modal,Bohrs Atomic Modal ,Explanation of
Hydrogen spectrum
BIOLOGY 1. Solve questions of CBSE previous 5 years question paper of the first 4 units.
2. Revise the extra questions from unit Biotechnology.
3. Complete Practical records and Investigatory Projects.
4. Read Unit-ECOLOGY
5. Apart from CBSE question Papers of previous years, download sample papers and solve
them.
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
BUSINESS STUDIES
1.Complete project work as explained in class
2.Revise chap principles of mgmt & marketing mgmt
Accountancy 1.solve achievement paper
2. project work of ratios
ECONOMICS 1. SOLVE THE QUESTION PAPER OF LAST FIVE YEARS
2. DO THE NUMERICALS OF NATIONAL INCOME BY INCOME METHOD PRODUCT METHOD
AND EXPENDITURE METHOD
3. FIND OUT THE DIFFICULT AREAS OF ECONOMICS AND MAKE A LIST TO DISCUSS IN THE
CLAS ROOM.
4. STUDY THE BLUE PRINT OF ECONOMICS PAPER AND PREPARE YOURSELF ACCORDINGLY
5. MAKE A LIST OF EASY CHAPTERS AND DIFFICULT CHAPTERS FOR YOU. FOR DISCUSSION.
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
History Project work- Maps
1. Solve the question paper of last five years.
2. Do the practice of map work which is given in your book.
Computer Science Complete the following programs in practical file
Q1. Write a menu-driven program in C++ with following options-
1. Creation of a text file (file must be created, character by character until a particular character is typed , like as you type ‘#’ the file creation task gets stopped)
2. Reading of a created text file. (To display the contents of a text file) 3. Quit.
Q2. Write a menu-driven program in C++ with following options-
1. Creation of a text file (say file is mixed.txt, it contains alphabets, digits or special characters)
2. Make separate files (This option creates three files- alpha.txt (contains alphabets only), digit.txt (contains digits only) and special.txt (contains special characters only) taking data from mixed.txt)
3. Display a file (This option displays the contents of a particular file out of above-mentioned four files, by asking its name, if not found reports “file not found”)
4. Quit
Q3. Write a menu-driven program in C++ with following options-
1. To add records (Name, Rollno, Marks ) of students (Add records till the user wants ‘yes’) 2. Display all the records
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
3. Display a particular record on the basis of Roll No. 4. Quit
Q4. Write a program in C++ with the help of following class employee –
Member Data :
Employee name
Employee code
Basic Salary
Da
Hra
Total salary
Member Functions:
1. To input employee detail (name, code and basic)
2. To calculate following
Code Da Hra
1 50% of basic 30% of basic
2 40% of basic 25% of basic
Any other 30% of basic 20% of basic
Total Salary=Basic + Da + Hra
This function must be a private function and must be called from input detail function
3. A function which returns the address of that object which has got higher basic salary
(This function compares calling object and passing object)
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
4. To display the detail of the student
In main() function make 10 objects of employee. Input and calculate detail of every employee .
Finally display the detail of that employee who draws the highest salary.
Q5. Write a program in C++ with the help of class array_search with following members-
Member data :
An array ar of integer with 100 elements
No .of elements actually used by user (int n)
Member Functions-
1. To input n, and n number of elements 2. Linear serch 3. Binary search (If array is in ascending order) 4. To display n elements of the array
Make a menu in C++ with following options-
1. Array Input 2. Linear Search 3. Binary Search 4. Array display 6. Quit
Q6. Write a program in C++ with the help of class array_update with following members-
Member data :
An array ar of integer with 100 elements
No .of elements actually used by user (int n)
Member Functions-
1. To input n, and n number of elements
2. To insert an item in the array if array is in ascending order
4. To delete an item from the array 5. To display n elements of the array
Make a menu in C++ with following options-
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
1. Array Input 2. Insertion 3. Deletion 4. Array display 6. Quit
Q7.Write a program in C++ with the help of class array_sort with following members-
Member data :
An array ar of integer with 100 elements
No .of elements actually used by user (int n)
Member Functions-
1. To input n, and n number of elements 2. Selection sort 3. Bubble sort 4. Insertion sort 5. To display n elements of the array
Make a menu in C++ with following options-
1. Array Input
2. Selection sort
3. Bubble sort
4. Insertion sort
5. Array display
6. Quit
Q8.Write a program in C++ with the help of class array_merge with following members-
Member data :
An array a of integer with 100 elements
No .of elements actually used by user in array a (int l)
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
An array b of integer with 100 elements
No .of elements actually used by user in array b (int m)
An array c of integer with 200 elements
No .of elements actually used by user in array c (int n)
Member Functions-
1. To input array a and b with size l, m respectively 2. merge1(), it merges array a and b to form c, if a and b are sorted in ascending and
descending order respectively 3. merge2(), it merges array a and b to form c, if a and b are sorted in descending and ascending
order respectively
4. merge3(), it merges array a and b to form c, if a and b are sorted in ascending order
5. merge4(), it merges array a and b to form c, if a and b are sorted in descending order
(Note :Array c is required in ascending order.)
6. display(), To display all the arrays a, b and c. Make a menu in C++ with following options-
1. To input array a, b 2. To merge array a and b to form c, if a and b are sorted in ascending and descending order
respectively
3. To merge array a and b to form c, if a and b are sorted in descending and ascending order respectively
4. To merge array a and b to form c, if a and b are sorted in ascending order 5. To merge array a and b to form c, if a and b are sorted in descending order 6. To display all the arrays. 7. Quit
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
I.P Do the following programs in Practical file
Q1. Write a program to display all the even numbers between 10 to 50.
Q2. Write a program to display the following pattern on the screen.
1
2 2
3 3 3
4 4 4 4
5 5 5 5 5
Q3. WAP to check that given no. is prime or not.
Q4. Write a program to calculate commission for salesman. Get sales made
from the user and calculate commission as follows:
If sales made Comm.
<10000 500+10% of salary
10000-20000 1000+15% of salary
>20000 1500+20% of salary
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
Q5. Create an application that receive a number through a jTextField1 and Print the sum of
the individual digits when the submit button is pressed.
Q6.ABC Public School wants to computerize the employee salary section.
The School is having two categories of employees : Teaching and Non Teaching. The
Teaching employees are further categorized into PGTs, TGTs and PRTs having different
Basic salary.
The School gives addition pay of 3500 for employees who are working for more than 6
years.
BASIC SALARY
GROSS SALARY
DEDUCTIONS
NET SALARY More then 6 years
EXIT
CLEAR CALCULATE
EMPLOYEE CATEGORY
NON TEACHING
PGT
TGT
PRT
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
Employee Type Basic Salary DA (% of Basic
Sal)
HRA (% of
Basic Sal)
Deductions
(% of Basic sal)
Non Teaching 10500 30 30 12
PGT
TGT
PRT
18500
15500
10500
30
20
20
30
30
25
12
12
12
(i) Write the code to calculate the Basic salary, deductions, gross salary and net salary based on
the given specification.
Add 3000 to net salary if employee is working for more than 10 years.
Gross salary=Basic salary + DA + HRA
Net salary = Gross salary – deductions
(ii) Write the code to clear all textfields, uncheck checkbox and set non teaching as the Default
category
(iii) Write the code to exit the application. Also display a message “Thank you” before exiting the
application.
(iv) Write the code to disable textfields for gross salary, deductions and net salary
Q7. HSBC is a bank. The Bank provides three types of loans- Car loan, House Loan, Education
Loan.
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
Read the following case study and answer the questions that follow:
Make a java swing frame as shown above and accept values through jTextFields.
Perform according
to following questions:
a. Write the command to clear all the text boxes. b. Write the command to set focus on Exit button and disable all other
buttons. c. Write the commands to show the interest rate according to the following
criteria.: Car loan – 10%
House Loan – 8.5%
Education Loan – 5%.
d. Write the code for Exit button to close the application. e. Calculate the discount on the amount according to following criteria.
If amount > 10,000,00 and < 20,000,00 then 20% discount.
If amount > 20,000,00 then 25 % discount.
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII Q8.
Well Tech Institute offers two post graduate courses, one in computers and
one in management. The students can avail certain optional facilities. The
basic interface for accepting the details of facilities availed by a student is as
follows
Write the code
and the event
procedures for
incorporating
the following
functionality:
(
a
)
The library
facility
should be
selected by
default. And
the default
course choice
should be
computers
1
MessTf
HostelTf
McaRb MbaRb
LibCb MbaRb
MbaRb HostCb MbaRb
MbaRb
MessCb MbaRb
MbaRb
CalcBtn
EnoTf
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
course.
(
b
)
When user
clicks clear
button all the
text fields
should be
cleared.
1
(
c
)
Whenever
user selects
the HOSTEL
facility , the
MESS
facility
should get
selected
automatically
, which the
user can
deselect later
if desired.
2
(
d
)
Given that
the charges
for library ,
mess and
hostel are RS
500, RS 1500
and Rs 2000
respectively
per month ,
write a
method
calculate()
that
calculates
and displays
the charges
per semester,
for the
4
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
facilities .
This method
should be
called when
user clicks
Calculate
button .
(
e
)
Make sure
that
Enrolment
Number
entered is
non negative
and non zero
value. If it is
not give an
appropriate
message.
2
Q9.
Read the following case study and answer the questions that follows: The
pizza café has computerized it billing. The following is the data entry
screen used at their outlet he price of regular pizza is Rs. 90 and that of pan
pizza is Rs 110. the user can choose different types of extra toppings of he
wants. Extra toppings cost Rs 20.
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
Write java code for the following :
1. Write java code to set default option as PAN pizza when runs the
jframe.1
2. Write code for CALCULATE RATE to calculate the rate of pizza and
display it in a corresponding textfield depending on the type of pizza
selected by the customer. 2
3. Write the code for java calculate the total amount and display it in
corresponding textfield. Total amount is calculated by first finding the
cost of extra toppings selected by the cutomer. Remmeber that each
extra toppings cost Rs.20therefore if user selects 2 toppings the cost of
toppings will be Rs.40. Then add it to the rate and multiply the resultant
amount by the quantity ordered.
4. Write code for clear all textfields and EXIT button to exit
applications .
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
Q10. ABC Company has developed the following interface to enter and display data
related to Income Tax of employees.
Object Type Object Name Description
Text Field
JTextField1_ECode To Enter Employee Code
JTextField2_EName To Enter Employee Name
JTextField3_Tax_Income To Enter Taxable Income
JTextField4_IncomeTax To Enter Income Tax
JTextField5_Edu_Tax To Enter Education Tax
JTextField6_Surcharge To Enter Surcharge
JTextField7_Tot_Tax To Calculate Total Tax Amount
Button JButton2_Clear To Provide
Corresponding Action JButton1_Calculate
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
(a) When Calculate button is clicked, Income Tax, Education Tax, Surcharge, and Total
Tax( Sum of Income Tax, Education Tax, Surcharge) is displayed in their respective
text boxes based on the following criterion
(b) When the user clicks the clear button all textboxes should be set to zero.
Taxable Income Income Tax Education Tax Surcharge
Upto 1,00,000 Nil Nil Nil
1,00,000 to 1,50,000 10 % of the amount
exceeding 1,00,000
2% of Taxable
Income
Nil
1,50,000 to 2,50,000 5,000 + 20% of
amount exceeding 1,
50,000
2 % of Taxable
Income
Nil
2,50,000 and above 25,000 + 30 % of the
amount exceeding
2,50,000
2% of Taxable
Income
1% of
taxable
Income
1. The given form Calculates the GCD (HCF) of two Number’s Write code for the
command button (jbutton1) to print the GCD in the jTextField3.
Geography
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
Solve selection test paper
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
Solve the problem of lessons that are completed of
the papers given
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII
KV No. 2 Delhi Cantt. (II SHIFT)
2015-16
AUTUMN BREAK - Holiday’s Homework
Class - XII