One Dimensional Array

What is the output of the following program?  

#include <stdio.h> 

int main()  

{  

int a[3] = { 2, 5, 1 };  

printf("%d", a[a[0]]);  

return 0;  

}

• 0

• 1

• 2

• Compile Error

What will be the output after execution of the program?  

#include <stdio.h> 

int main()  

{  

int i, a[7] = { 5, 6, 8, 2, 9, 3, 6 }, result;   

result = a[0];  

for (i = 1; i < 7; i++)  

 {  

if (result > a[i])  

continue;  

 result = a[i];  

 }  

printf("%d", result);  

return 0;  

}  

• 8

• 2

• 9

• Compiler error because of two six in the array.

What is the output of the following C program?  

#include <stdio.h> 

int main()  

{  

int arr[4] = { 1, 2, 3, 4, 5 }; 

printf("%d", arr[0]);  

return 0;  

}  

• 1

• 2

• No Output

• Compilation Error

Find the output of the following C program:  

#include <stdio.h> 

int main()  

{  

int a;  

int arr[5] = { 1, 2, 3, 4, 5 };  

 arr[0] = ++arr[1] - arr[1]--;  

 a = arr[0]++;  

 arr[0] = ++arr[a++];  

printf("%d,%d,%d", a, arr[0], arr[1]);  

return 0;  

}

• 1,2,3 

• 1,2,2 

•  2,2,2

• 2,3,3

What will be output?  

#include <stdio.h> 

int main()  

{  

int i;  

int arr[3] = { 1 };  

for (i = 0; i < 3; i++)  

printf("%d ", arr[i]);  

return 0;  

} 

• 1 followed by garbage values

• 1 1 1 

• 1 0 0

• Syntax error 

Predict the output of the following code.  

#include <stdio.h> 

int main()  

{  

int arr[1] = { 5 };  

printf("%d", 0[arr]);  

return 0;  

} 

• 0

• 1

• 5

• Syntax error

What will the output?  

#include <stdio.h> 

int main()  

{  

int arr1[] = { 1, 2, 3 };  

int arr2[] = { 4, 5, 6 };  

int arr3[];  

 arr3[] = arr1[] + arr2[];  

 printf("%d", arr3[]);  

return 0;  

}  

• 1,2,3

• 5,6,7

• 5,7,9

• Error

What will be the output of the C program?  

#include <stdio.h> 

int main()  

{  

int arr[1] = { 2 };  

printf("%d", arr[0]);  

return 0;  

}  

• 0

• 1

• 2

• 3

What will be the output of the C program?  

#include <stdio.h> 

int main()  

{  

int i;  

int arr[5] = { 10, 20, 30, 40, 50 };  

printf("%d ", arr[2]);  

printf("%d ", 2[arr]);  

printf("%d ", arr[-2]);  

return 0;  

}  

• 30 30 garbage-value

• 30 30 30

• 30 20 garbage-value 

• 30 60 40

What will be output?  

#include <stdio.h> 

int main()  

{  

int i;  

int arr[3] = { 3 };  

for (i = 0; i < 3; i++)  

printf("%d ", arr[i]);  

return 0;  

} 

• 3 followed by garbage values  

• 3 0 0 

•  3 1 1 

• Syntax error