1. What is the full form of IoT? A. Internet of Technology B. Incorporate of Things C. Internet of Things D. Incorporate of Technology Answer: C 2. How many numbers of the element in the open IoT architecture? A. Four elements B. Five elements C. Six elements D. Seven elements Answer: D 3. Which network is used by a sensor? A. PAN and LAN B. PAN and HAN C. HAN and LAN D. HAN, PAN, and LAN Answer: D 4. What is the full form

C Program for Traffic Light #include <stdio.h> #include<conio.h> Void main () { char colour; printf ("Enter the colour of the light (R,G,Y): "); scanf ("%c", &colour); switch (colour) { case 'R': case 'r': printf ("STOP \n"); break; case 'Y': case 'y': printf ("WAIT\n"); break; case 'G': case 'g': printf ("GO \n"); break; default: printf ("The colour is not valid \n"); } getch(); }

C Program to find nCr: #include<stdio.h> #include<conio.h> int fact(x) { int i, f=i; for(i=1;i<=x;i++) { f=f*i; } return(f); } void main() { int n,r, A; printf("Enter the no.: "); scanf("%d%d", &n,&r)); A=fact(n)/fact(r)*fact(n-r); printf(%d",A); getch(); } Output: Enter the no.: 2 1 2

Matrix multiplication in C: #include<stdio.h> #include<conio.h> void main() { int a[15][15],b[15][15],c[15][15],row, col, i, j, k; clrscr(); printf("Enter the number of row of Matrix: "); scanf("%d", &row); printf("Enter the number of column of Matrix: "); scanf("%d", &col); printf("Enter element of first Matrix: \n"); for(i=0;i<row;i++) { for(j=0;j<col;j++) { scanf("%d",&a[i][j]); } } printf("Enter elements of Second Matrix: \n"); for (i=0;i<row;i++) { for(j=0;j<col;j++) { s

1. Half Pyramid of * programs in C * * * * * * * * * * * * * * * Program: #include <stdio.h> #include<conio.h> void main() { int i, j; clrscr(); for (i = 1; i <= 5; ++i) { for (j = 1; j <= i; ++j) { printf("* "); } printf("\n"); } getch(); } 2. C program of Inverted half pyramid of * * * * * * * * * * * * * * * * Program: #include <stdio.h> #include<conio.h> void main() { int i, j; for (i = 5; i >= 1; --i) { for (j = 1; j <= i; ++j) { printf("* "); } printf("\n"); } getch();