1.                  The attributes and  the behaviour of an object are bound  together in an entity called :

a)   method                                    b)         class

c)   model                                      d)         message

2.                  The concept which lays stress on the essential features to come into view is called :

a)   encapsulation                         b)         inheritance

c)   polymorphism                         d)         abstraction

3.                  The attributes of an object represent its :

a)   state                                        b)         behaviour

c)   class                                        d)         method

4.                  The process of combining data and functions together as a single entity is called :

a)   inheritance                              b)         encapsulation

c)   classification                           d)         abstraction

5.                  An operation/action can be performed  on :

a)   a class                                     b)         an object

c)   a program                               d)         a method

6.                  An object’s _________  and  __________  make it distinct from other objects.

a)   security,activity                      b)         state,attributes

c)   attributes,behaviour               d)         behaviour,methods

7.                  Which of the following character is used to include all classes of a package in your source code ?

a)   *                                              b)         ?

c)   /                                               d)         .    

8.                  System class is contained in which package ?

a)   java.io                                     b)         java.util

c)   java.net                                   d)         java.lang                                                                    

9.                  The arguments of the function appearing in the statement that calls the function are called :

a)   actual parameters                  b)         formal parameters

c)   calling parameters                 d)         none of the above

10.              The access specifier , return type and the function signature together is known as :

a)   function definition                  b)         function call

c)   function prototype                  d)         function signature

                                                                                                                  (1 x 10)

11.              Using the ternary operator ,  write a single line of code that will do the following :

 

Reduce variable a’s value by 10 if  a’s  current value exceeds 100 ,  otherwise halve a’s value

                                                                                                                  (2)

12.              Name the wrapper class for the primitive data type char                      (1)

 

13.              Differentiate between formal parameters and actual parameters.       (2)

 

14.              State two advantages of  object oriented programming approach.       (2)

 

15.              Give a name for the following :

a)      storage locations whose scope is restricted within a function or within a block of that function.

b)      Java interpreter that  converts  bytecodes  to machine code.

c)      The property that  facilitates code reusability.                                (1 x 3)