What is meant by a package? Give an example.
Concept: Operators in Java
Name any two basic principles of Object-oriented Programming.
Concept: Introduction of Object-oriented Programming
Write a difference between unary and binary operator.
Concept: Operators in Java
What are the various types of errors in Java?
Concept: Operators in Java
Write a Java expression for the following : |x2+2xy|
Concept: Input in Java
Write the return data type of the following function: startsWith( )
Concept: Values and Data Types
Write the return data type of the following function: random( )
Concept: Values and Data Types
If the value of basic=1500, what will be the value of tax after the following statement is executed?
tax = basic > 1200 ? 200 : 100
Concept: Values and Data Types
Give the output of following code and mention how many times the loop will execute?
int i;
for(i=5; i> =l;i~)
{
if(i%2 ==1)
continue;
System.out.print(i+ ”
}
Concept: Nested for Loops
Using the switch-case statement, write a menu driven program to do the following :
(a) To generate and print Letters from A to Z and their Unicode Letters Unicode
(b) Display the following pattern using iteration (looping) statement: 1
Concept: Iterative Constructs in Java
Name the operators listed below are
(i) <
(ii) + +
(iii) &&
(iv) ? :
Concept: Operators in Java
Write one difference between / and % operator.
Concept: Operators in Java
Give the output of the following program segment and also mention the number of times the loop is executed:
int a,b;
for (a=6, b=4; a< =24; a=a + 6)
{
if (a%b= =0)
break;
}
System, out .println(a);
Concept: Nested for Loops
Write the output:
charch= ‘F’;
int m= ch;
m=m+5;
System.out.println(m+ ” ” +ch);
Concept: Nested for Loops
Write a Java expression for the following :
ax5 + bx3 + c
Concept: Operators in Java
What is the value of xl if x=5?
x1 = + +x – X+ + + –x
Concept: Values and Data Types
Why is an object called an instance of a class ?
Concept: Elementary Concept of Objects and Classes
Name any two OOP’s principles.
Concept: Introduction of Object-oriented Programming
Convert following do-while loop into for loop.
int i = 1;
int d = 5;
do {
d=d*2;
System.out.println(d);
i+ + ; } while (i< =5);
Concept: Nested for Loops
What are identifiers?
Concept: Introduction of Object-oriented Programming
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