IGNOU MCA

To fill online Examination form please ensure the following points, Students are required to pay examination fee @ `.60/- per course for theory as well as practical. Last date of receiving examination form without late fee is 31st March, 2012. Late fee of `.300/- from 1st April, 2012 to 20th April, 2012 also needs to be included, if submitted during this period Mode of payment – Credit/Debit Card Demand Draft Cash Payment Results of December, 2011 Term-end examinations are available on University website www.ignou.ac.in . Please see result status before filling examination form. Click here to see the result status of December, 2011 Examination. Select and enter Programme code and Examination Centre Code from the options available. If the center opted by the student is not activated as examination center or not allotted for any other reason, alternative examination center will be allotted. Select courses carefully. Courses for theory as well as practical needs to

Course Code : MCS-011 Course Title : Problem Solving and Programming Q1: (a) Write a simple program to find the size of different basic data types in C. Hint: Program to find the size of different basic data types in C #include<stdio.h> #include<conio.h> void main() { int x; float y; char z; double d; long l; clrscr(); printf(“size of integer= %d”,sizeof(x)); printf(“\nsize of float= %d”,sizeof(y)); printf(“\nsize of char= %d”,sizeof(z)); printf(“\nsize of double= %d”,sizeof(d)); printf(“\nsize of long= %d”,sizeof(l)); getch(); } (b) Write a program in C for arithmetic operations between two integers. Your program should guide users with proper message/menu on the console. Hint: program in c for arithmetic operations between two integers. your program should guide users withproper message/menu on the console. #include<stdio.h> #include<conio.h> void main() { int num1,num2,sum,difference,mul,choice; float div; start : clrscr(); printf(“\n1.addition”); printf(“\n2

Course Code                           :            MCS-013 Course Title                            :            Discrete Mathematics Assignment Number              :            MCA(1)/013/Assign/2012 Assignment Marks                 :            100 Weightage                               :            25% Last Date of Submission        :            15 th April,2012   There are    eight questions in this assignment, which carries 80 marks. Rest 20 marks are for viva-voce. Answer all the questions. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation.       Question 1:                                                                                                                      Marks ( 4 + 4 +4)      a) Make truth table for   i)                     ~p→(q     ~ r) ~p q ii)                   ~p→r     ~q ~p   ~r   b)       What are condit