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Sample Paper – 2013
Class – X
Subject – COMPUTER APPLICATIONS
F.M.-100
Time-2hrs
Attempt all the questions from Group-A and any four from Group-B. This is mandatory for
mentioning the group before to write any answer. Maintain sequence of writing answers.
Group-A
4x10=40
Question 1:
a) Define an Identifier. Give example.
b) What is case sensitivity? Is java a case sensitive programming language?
c) List the main features of OOPs.
d) What is this key word?
e) What are the different types of constructors used in a class?
Question 2:
a) Differentiate between Binary and Linear search.
b) Distinguish between = and == operators.
c) Differentiate between static and instance variable.
d) Differentiate between equals() and compareTo() function.
e) Distinguish exit and entry control loop.
Question 3:
a) Math.max(Math.min(60,75),5)
b) (int) (“computer”.charAt(4))
c) “INDIA”.substring(2,3)
d) “THAN”.compareTo(“THEN”)
e) A=2,b=5,c=7 then a + (b++) * (c++) and a * (- - b) % c
Question 4:
a) Math.sqrt(Math.floor(Math.ceil(15.3)));
b) What is the purpose of new operator?
c) If(num<=100)
num=num+1;
else
n=num;
convert it into do while
d) in tar[]={1, 2, 3, 4, 5};
int i=2;
ar[i] += ar[i++] + 1 - ++ar[i-1];
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e) for(i=1;i<=3;i++)
System.out.print(ar[i]);
Group-B
Atteppt any four 4x15=60
Question 5:
Create a menu driven program to enter a number and check whether the number is
Armstrong or Krishnamurthy or wrong choice.
Question 5:
Write a program to calculate the Taxi fare by entering the KM traveled by the passenger
in the following way.
void take( ) – To initialize the KM / enter the KM traveled.
void calculate( ) – Calculate the fare by the following conditions.
KM Rate/KM
First 5 RS 50
Next 5 RS 5/KM
Next 5 RS 4/KM
Above RS 3/KM
An additional charge of 2% will be added with every bill.
void display( ) – Display the total Kilometer traveled and Amount to be paid by the
passenger separately.
Question 6:
Enter 20 numbers in an array and sort them in ascending order by using selection sort
technique.
Question 7:
Enter the name of a person and print the initials along with title.
Eg – Input - Samarendra Nath Das Output-S.N.Das
Question 8:
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Enter 10 state and their capitals in two separate SDA and also enter the state name to
display the capital by
searching technique.
Question 9:
Solve the following problems:
a) Sum=1/!1 +2/!2 +3/!3+ …………….N/!N
b) 54321
5432
543
54
5
Presented by: Mr Sabyasachi Das
Email: [email protected]
[email protected]
Mob: (0)9800878611
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