Autumn break holidays homework 2019

CLASS XII

ECONOMICSSolve selection test paperComplete Question answer Of  Indian Economic Development upto employment. Revise Macro  by solving last 5 years papers of all regions.Revise  Indian Economic  Development  Question from  NCERT Text bookMake one project on topic from your syllabus. 

MATHEMATICSActivity -1 :. To draw the graph of sin-1x , using the graph of sinx and demonstrate the concept of morror reflection 9about the line y = x )

Activity -2 : To relate the matrices with real life.

Activity -3: To verify Rolle,s Theorem Graphically

Activity-4 : To understand the concepts of decreasing and increasing function.

Activity-5: To understand the concepts of local maxima and local minima and point of inflection.

BIOLOGY1) Solve CBSE sample paper 20202) write notes of unit- biotechnology

COMPUTER SCIENCEPRACTICAL FILE- COMPUTER SCIENCE (083)

LIST OF PRACTICALS (2019-20) CLASS-XIIProgramming Language : Python, SQL

S. No. NAME OF PRACTICAL

1 Write a program in python to check a number whether it is prime or not.

2 Write a program to check a number whether it is palindrome or not.

3 Write a program to calculate compound interest.

4 Write a program to display ASCII code of a character and vice versa.

5 Write a program to input a character and to print whether a given character is an alphabet, digit or any other character.

6 Write a program to calculate the factorial of an integer using recursion.

7 Write a program to print fibonacci series using recursion.

8 Write a program for binary search.

9 Write a recursive pyhton program to test if a string is palindrome or not.

10 Write a program to count the number of vowels present in a text file.

11 Write a program to write those lines which have the character 'p' from one text file to another text file.

12 Write a program to count number of words in a file.

13Write a python function sin(x,n) to calculate the value of sin(x) using its taylor series expansion up to n terms.

14Write a program to generate random numbers between 1 to 6 and check whether a user won a lottery or not.

15 Write a program to create a library in python and import it in a program.

16 Write a program to plot a bar chart in python to display the result of a school for five consecutive years.

17 Write a program in python to plot a graph for the function y = x^2

18 Write a program in python to plot a pie chart on consumption of water in daily life.

19 Write a program for linear search.

20 Write a program for bubble sort.

21 Write a menu based program to perform the operation on stack in python.

22 Write a menu based program to perform the operation on queue in python.

SQL:

Q 23:Consider the following tables SCHOOL and ADMIN. Write SQL commands for the

statements (i) to (iv) and give outputs for SQL queries (v) to (viii).SCHOOL

ADMIN

CODE GENDER DESIGNATION1001 MALE VICE PRINCIPAL1009 FEMALE COORDINATOR1203 FEMALE COORDINATOR1045 MALE HOD1123 MALE SENIOR TEACHER1167 MALE SENIOR TEACHER1215 MALE HOD

I. To display TEACHERNAME, PERIODS of all teachers whose periods less than 25. II. To display TEACHERNAME, CODE and DESIGNATION from tables SCHOOL and ADMIN whose

gender is male. III. To display number of teachers in each subject wise. IV. To display CODE, TEACHERNAME and SUBJECT of all teachers who have joined the school

after 01/01/1999. V. SELECT MAX (EXPERIENCE), SUBJECT FROM SCHOOL GROUP BY SUBJECT;

VI. SELECT TEACHERNAME, GENDER FROM SCHOOL, ADMIN WHERE DESIGNATION=‘COORDINATOR’ AND SCHOOL.CODE=ADMIN.COD

VII. SELECT DESIGNATION, COUNT (*) FROM ADMIN GROUP BY DESIGNATION HAVING COUNT (*) <2;

VIII. SELECT COUNT (DISTINCT SUBJECT) FROM SCHOOL;

Q24: Consider the following tables Stationery and ConsumerWrite SQL commands for the statement (i) to (iv) and output for SQL queries (v) to (viii):

Table: Stationery Table: Consumer

S_ID StationeryName

Company Price

DP01 Dot Pen ABC 10PL02 Pencil XYZ 6ER05 Eraser XYZ 7PL01 Pencil CAM 5GP02 Gel Pen ABC 15

I. To display the details of those consumers whose Address is Delhi.II. To display the details of Stationery whose Price is in the range of 8 to 15. (Both Value

included)

CODE TEACHERNAME SUBJECT DOJ PERIODS EXPERIENCE

1001 RAVI SHANKAR ENGLISH 12/03/2000 24 10

1009 PRIYA RAI PHYSICS 03/09/1998 26 12

1203 LISA ANAND ENGLISH 09/04/2000 27 5

1045 YASHRAJ MATHS 24/08/2000 24 15

1123 GANAN PHYSICS 16/07/1999 28 3

1167 HARISH B CHEMISTRY 19/10/1999 27 5

1215 UMESH PHYSICS 11/05/1998 22 16

C_ID ConsumerName Address S_ID01 Good Learner Delhi PL0106 Write Well Mumbai GP0212 Topper Delhi DP01

15 Write & Draw Delhi PL0216 Motivation Banglore PL01

III. To display the ConsumerName, Address from Table Consumer, and Company and Price from table Stationery, with their corresponding matching S_ID.

IV. To increase the Price of all Stationery by 2.V. SELECT DISTINCT Address FROM Consumer;

VI. SELECT Company, MAX(Price), MIN(Price), COUNT(*) from Stationery GROUP BY Company;VII. SELECT Consumer.ConsumerName, Stationery.StationeryName, Stationery.Price FROM

Stationery, Consumer WHERE Consumer.S_ID=Stationery.S_ID;VIII. Select StationeryName, Price*3 From Stationery;

WE

PHYSICS1. Revise and prepare the examination notes on taught topic/ chapters for first pre-board.2. Practices on class five years AISSC CBSE questions papers of tought topics /chapters

ACCOUNTANCY

LAST YEAR BOARD QUESTION PAPER (SET A) CBSE SAMPLE PAPER (2019-2020) COMPLETION OF PRACTICAL FILE REVEISION OF PART 1 AND 2 FROM NCERT

BUSSINESS STUDIES

LAST YEAR BOARD QUESTION PAPER (SET A)

CBSE SAMPLE PAPER (2018-2019) COMPLETION OF PROJECT FILE. REVEISION OF PART A AND B FROM NCERT (CASE STUDIES).

NOTE

CHEMISTRY

ALL THE HOLIDAY HOMEWORK HAD BEEN DONE IN SEPARATE NOTEBOOK, MAKING PARTS OF SAME NOTEBOOK.

1. Solve the question paper of selection test. 2. Write all formulae of phy.Chem & learn. 3. Solve 5 numerical from each chapter 1to 3 involving different

formulae Of a particular chapter. 4. Solve exercise questions of chapter 7 & 8.

HISTORY1. REVISION OF CHEPTERS 1 TO 102. DEVELOP MAP SKILL IN NOTEBOOK/SCRAP BOOK

BASED ON CHEPTERS3. PREPARED CBSE PROJECT/ PRECTICAL ON

ASSIGNMENT TOPICS4. PREPARE 20 MCQS FROM EACH LESSON

HINDI