# CBSE Board Class 11 Computer Science Sample Papers 2005

## CBSE Board Sample Papers 2005 for Class 11 Computer Science

GUESS PAPER - 2005
Class - XI
SUBJECT – COMPUTER SCIENCE

1. Write a menu driven program using functions
1.To convert an uppercase character in to lower case character(without using library functions)
2.To generate all three digits prime numbers.
3.To find the sum of the individual digits of a number.

2. Write a menu driven program using functions
1. To Display the biggest number among a set of numbers.
2. To input the temperature in Fahrenheit and convert it into Celsius.
3. To input a number and reverse it

3.  Write a menu driven program using functions
1. To input the radius of a circle and calculate the area and perimeter.
2. To generate all three digits Armstrong numbers.
3. To display the smallest number among a set of numbers.

4. Write a menu driven program using functions
1. To input the temperature in Celsius and convert it into Fahrenheit.
2. To input a number and display whether the number is a prime number or not.
3. To  input a number and check whether the number is a palindrome or not.

5. Write a menu driven program using functions
1. to input a number and display the factorial of that number.
2. To find the sum of the following series.
S= X - X 2 +X 3 –X 4 + . . . . . . ± X n
3.To input a number  and display whether the number is an Armstrong number or not.

6.Write a menu driven program using functions
1.To input the customer number and number of units of electricity consumed. Calculate the electricity bill according to the following conditions.
If  units < = 100, then rate = 2.00/unit
If units >100 but <= 250, then rate = 2.50/unit
If units > 250 but < = 400 , then rate = 3.00/unit
If units > 400 but < = 600  , then rate = 3.50 /unit
Otherwise rate = 4.00/unit

2.To input a number and display the factorial of that number.
3.To find the biggest of given N numbers.

7.Write a menu driven program using functions
1.To find the sum of the following series
S= x / 1! + X 2 /2! +…………+ X n / n!
2.To input the temp in C and convert in to F
3.To generate all 3 digit Armstrong numbers.

8. Write a menu driven program using functions
1.To input the customer number , number of calls made . Calculate the telephone bill according to the following conditions.
If calls <=100, then rate = 1.50/call
If calls > 100 but < =200 , then rate = 2.00/call
If calls > 200 but <=300, then rate = 2.50/call
If calls >300 but <=400, then rate =3.00/call
Otherwise rate = 3.50 /call

2.To input a number and display the reverse of that.
3.To input the temp. in F and convert in to C.

9.Write a menu driven program using functions
1.To input the customer number , number of calls made . Calculate the telephone bill according to the following conditions.
If calls <=100, then rate = 1.50/call
If calls > 100 but < =200 , then rate = 2.00/call
If calls > 200 but <=300, then rate = 2.50/call
If calls >300 but <=400, then rate =3.00/call
Otherwise rate = 3.50 /call

2.To input a number and check whether the no is a palindrome or not.
3.To input the L and B of a Rectangle. Find the area .

10.Write a menu driven program using functions

1.To input the employee number  and basic salary. Calculate the DA,HRA,PF ,TAX,net salary(Basic + DA + HRA)  and Total salary(Net salary – PF – Tax) according to the following conditions.

If  basic < = 5000 then  tax = nil, Da = 20 % of basic, HRA = 15 % of basic ,
PF = 5 % of Basic
IF Basic > 5000 and <= 15000 , tax = 10 % of Basic, Da = 25 % of Basic,
Hra = 20 % of Basic , Pf = 10 % of Basic
IF Basic > 15000 and <= 25000 , tax = 15 % of Basic, Da = 35 % of Basic,
Hra = 25 % of Basic , Pf = 15 % of Basic
Otherwise tax = 20 % of basic, Da = 50 % of basic, Hra =30 % of basic,
pf = 20 % of basic
2.To input a number and check whether the no is a palindrome or not.
3.To input the L and B of a Rectangle. Find the area .

11. Write a menu driven program using functions

1.  To input a number and display whether the number is a prime number or not.
2.  To Generate the following pattern ( User has to input the number of lines)
1
1 2 1
1 2 3 2 1
3. Accept a set of n integers and find the smallest integer.

12. Write a menu driven program using functions

1.Convert a decimal number into binary
2.  To Generate the following pattern ( User has to input the number of lines)
A
A B A
A B C B A

3.To input a number and check whether the no is a palindrome or not.

13. Write a menu program using functions to  perform the following based on the given table.
i)To find total sales for the entire week.
ii)To find item total sales for each item in a week
iii)To find total sales  per day
Item/ Days

14. Menu Driven Program to select choice to arrange N names in alphabetical order and check
Whether the given name is present in the list or not.

15. Menu Driven Program to select choice to Calculate the Each row total ,column total and both diagonal total of a matrix size MxM.

16. Menu Driven Program to select choice to Transpose , sum of all elements and find big
elements of a matrix size AxB.

17. Menu Driven Program to select choice to check whether the given string is palindrome or not
& count the no of vowels , words and characters .

18. Menu Driven Program to select choice to arrange N numbers in ascending order
and find the maximum  number.

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