Mcs 011 ignou question paper c language
- 1. I MCS-011 INo. of Printed Pages : 3 MCA (Revised) / BCA (Revised) Term-End Examination 1 1 C120 June, 2017 MCS-011 : PROBLEM SOLVING AND PROGRAMMING Time : 3 hours Maximum Marks : 100 (Weightage 75%) Note : Question no. 1 is compulsory. Attempt any three questions from the rest. 1. (a) Design an algorithm and draw a corresponding flow chart to convert a decimal number to its binary equivalent. 10 (b) Write a C program (use a switch statement for selection) to add or subtract 2 matrices having order 3 x 3, depending upon the choice made by the user. 10 (c) Write and explain the following types of functions with the help of an example program for each : 10 (i) Function with no arguments and no return value. (ii) Function with arguments and no return value. MCS-011 1 P.T.O.
- 2. (d) Using pointers, write a C program to swap the values of two variables. (e) Mention the rules for using the Big-0 notation. 2. (a) Without using the inbuilt string functions like strcat( ) and strlen( ), write C programs for the following : 10 (i) To concatenate 2 strings (ii) To find the length of any given string (b) Define the term 'variable'. What are the rules to be followed to name a variable in "C" ? Write the syntax to declare a variable and also mention how to assign values to it (initialize them). 10 3. (a) Write a program in "C", using structures, to find the sum of the Assignment and Term End Exam marks (for IGNOU MCA or BCA first semester courses) for 5 students. 10 (b) Explain the concept of "file handling" in C programming. Explain the use of fopen( ) and fclose( ) functions associated with it. Also mention various modes in which a file can be allowed to open with an example for each. 10 MCS-011
- 3. 4. (a) Explain different arithmetic, logical and relational operators in C, with the help of examples. 10 (b) Write and explain the use of the following in C programming, with an example for each : /0 (i) Break statement (ii) Continue statement malloc( ) (iv) void 5. Explain the following with the help of suitable example for each : 4x5=20 (a) Automatic Variables (b) Global Variables (c) Static Variables (d) Register Variables MCS-01 1 10,000