OBJECT ORIENTED PROGRAMMING -MCA 1.2.4

MCA 1.2.4 OBJECT ORIENTED PROGRAMMING(Model  Paper )



First Question is Compulsory

Answer any four from the remaining

Answer all parts of any Question at one place.

Time: 3 Hrs.                                                Max. Marks: 70



1. Discuss the following

a)   Conversion rules and casts in C++

b) Static and Const member functions

c)  Template Parameters

d) Copy Constructor



2. a)  Outline the underlying concepts of Object Oriented programming

b)  Write a class description for complex numbers. Write methods for

addition and subtraction.



3.   a)  What are the function calling mechanisms supported by C++.

               Explain them with examples

b)   Outline with a suitable C++ program, the concept of two classes

       having a common friend function.

  

4 .   a)   What are the types of Inheritances?

b)   Discuss the concept of constructors under inheritance using

      relevant examples.

  

5 .   a)   What is dynamic binding? Outline this concept through a virtual

                    destructor.

b) Explain with an example how to overload postfix(++) operator

  

6.      a)   What are the different types of  containers supported by C++

                    standard library.

b)   Discuss how the file I/O is handled in C++

    

7.      a)   Discuss the exception handling mechanism in C++

               b)   Using templates, write a generic version of bubble sort, complete

                     with assertion. Use a random number generator to generate test

                     data.

8. With a relevant example, explain the design of a project using UML.

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PRINCIPLES OF PROGRAMMING LANGUAGES-MCA 1.2.3

MCA 1.2.3 PRINCIPLES OF PROGRAMMING LANGUAGES. (Model Paper)



First Question is Compulsory

Answer any four from the remaining

Answer all parts of any Question at one place.

Time: 3 Hrs. Max. Marks: 70



1. Explain the following terms.

a. Dangling – Else ambiguity.

b. Coercion.

c. Activation record.

d. Dangling pointers.

e. Constructors.

f. In-Line functions.

g. Recursive functions.

h. Quoting in Lisp.

i. Cut predicate in PROLOG.

j. Rendezvous in Ada.



2. a. Discuss the evolution of programming languages.

b. The following is a set of BNF rules for real numbers where R stands for Real

number, I stands for Integer, F for fraction, D for digit

<R> ::= <I>.<F>

<I> ::= <D>|<I><D>

<F> ::= <D>|<D><F>

<D> ::= 0|1|2|3|4|5|6|7|8|9

Using the above grammar give a left most derivation of the string 2.89 and draw tree

snapshots corresponding to the above derivation.



3. a. Discuss syntax directed control flow.

b. Dew flow diagram for the following program fragment.

loop

S1;

If E then exit end;

S2

End



4. a. With suitable examples explain type equivalence

b Explain Static and dynamic scope roles.



5. a. With a suitable example explain the concept of inheritance in Object Oriented

programming.

b. Explain Virtual functions in C++.



6. a. Explain the rules for expression evaluation in functional programming.

b. Explain control mechanism in PROLOG.



7. a. Discuss concurrent tasks in Ada.

b. Explain how semaphores can be used to achieve mutual exclusion.



8. Explain the following

a. Early and late binding.

b. Information hiding.

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DATA STRUCTURES MCA 1.2.2

MCA 1.2.2 DATA STRUCTURES. (Model Paper)





First Question is Compulsory

Answer any four from the remaining

Answer all parts of any Question at one place.

Time: 3 Hrs.                                               Max. Marks: 70





1. a) What is the difference in function between BALR and USING instructions?

b) Explain Allocation. c) Define Macro Instruction.

d) Differentiate in between pass and phase. e) Define Linkage Editor.

f) Define Compiler. g) Explain the importance of LESA.

g) Differentiate in between simple RELOCATABLE and complex

RELOCATABLE address constants.

i) Differentiate in between open subroutine and closed subroutine.

j) Explain the importance of RLD cards.





2. a) Explain the role of Base Register.

b) Explain the role of Index Register.

c) Differentiate in between USING and DROP PSEUDO op codes.





3. a) Give the design of single pass assembler.

b) Can we write an ALP without using USING OP CODE? How?

what are the limitations.





4 .a) Give the design of single pass macro processor.

b) Explain the design of macro processor which can handle macro definitions

within macros.





5. a) Give the design part of Assembler corresponding to LTORG pseudo op code.

b) Give the design of Assembler corresponding to Extended MNEUMONICS. c)

Will the following divide 10 by 2? Justify.

L3,=f’ 10’

D2,=f’2’

ST3, 700





6. a) Give the design of absolute loader.

b) Explain about Direct Linking Loader.





7. a) Explain BSS loader.

b) At what point in time of each of the following loading schemes perform binding?

i. DLL, ii. BSS loader, iii. Dynamic binder.

iv. Dynamic linking loader, v. Overlay, vi. Editor





8. a) Explain Lexical Analysis in detail

b) Differentiate between TDP & BUP

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