Write a macro to demonstrate #define, #if, #else preprocessor commands. 6 Code: #include <stdio.h> #define CHOICE 100 int my_int = 0; #if (CHOICE == 100) void set_my_int() { my_int = 35; } #else void set_my_int() { my_int = 27; } #endif main () { set_my_int(); clrscr(); printf(“%d\n”, my_int); getch(); } [codesyntax lang=”c”] #include <stdio.h> #define… Read More »
Write a program in ‘C’ to find a sum of square of odd numbers :- 12 +32+ 52+ 72 +92+ +N2 Code:- #include<stdio.h> void main() { int NUM,i,j,SUM=0; clrscr(); printf(“\nENTER INTERGER NUMBER : “); scanf(“%d”,&NUM); for(i=1;i<NUM+1;i++) { if(i%2!=0) { SUM=SUM+(i*i); } } printf(“\nTHE SUM OF SQUARE OF ODD NOS. TILL %d NO. IS : %d”,NUM,SUM);… Read More »
Write a program and flowchart to display the following pattern: 6m Jun2008 1 2 3 4 5 6 7 8 9 1 0 11 12 13 14 15 16 17 18 19 20 21 Code: #include<stdio.h> void main() { int I,J,C=1; clrscr(); printf(“Result :\n”); for(I=0;I<6;I++) { printf(“\n”); for(J=0;J<=I;J++) { printf(“%d “,C++); } printf(“\n”); }… Read More »
Give a brief note on null pointer assignment. Write a program in ‘C’ to illustrate this concept. 6m Jun2008 Null Pointer Assignment It does make sense to assign an integer value to a pointer variable. An exception is an assignment of 0, which is sometimes used to indicate some special condition. A macro is used… Read More »
Write a program to read formatted data from the file. 6m Jun2008 CODE:- #include<stdio.h> void main() { int account; char name[30]; double bal; FILE *fp; if((fp=fopen(“data.txt”,”r”))== NULL) printf(“FILE not present \n”); else do{ fscanf(fp,”%d%s%lf”,&account,name,&bal); if(!feof(fp)) { if(bal==0) printf(“%d %s %lf\n”,account,name,bal); } }while(!feof(fp)); getch(); } [codesyntax lang=”c”] #include<stdio.h> void main() { int account; char name[30]; double… Read More »
Explain the basic principle of Quine-McCluskey method of simplifying the Boolean expression with the help of an example function. 6m Jun2007 Quine McKluskey Method A tabular method was suggested to deal with the increasing number of variables known as Quine McKluskey Method. This method is suitable for programming and hence provides a tool for automating… Read More »
List all the features of the RISC architecture. 6m Jun2007 List some important features of RISC architecture : One instruction per cycle: A machine cycle is the time taken to fetch two operands from registers, perform the ALU operation on them and store the result in a register. Thus, RISC instruction execution takes about… Read More »
Write an 8086 assembly language program that finds the largest, and the second largest number from a list of 10 numbers stored in the memory 6m Jun2006 To understand program for Largest in an array in detail Please Click this link below http://cssimplified.com/computer-organisation-and-assembly-language-programming/an-assembly-program-for-finding-the-largest-number-in-array-of-10-elements DATA SEGMENT ARR DB 5,3,7,1,9,2,6,8,4 LEN DW $-ARR LARGE DB ? SECOND… Read More »
Draw the logic diagram of a full adder. Create a 2-bit adder-subtractor circuit using the block diagram of the full adder 6m Jun2006 A combinational circuit which performs addition of two bits is called a half adder, while the combinational circuit which performs arithmetic addition of three bits (the third bit is the previous carry bit)… Read More »
An instruction is stored at location 500 with its address field at location 501. The address field has the value 300. A processor register R1 contains the number 100. Evaluate the effective address if the addressing mode of the instruction is 6m Dec2005 … Read More »