C Programming Quiz

What will be the output of the following C code considering the size of a short int is 2, char is 1 and int is 4 bytes? #include int main() { short int i = 20; char c = 97; printf("%d, %d, %d\n", sizeof(i), sizeof(c), sizeof(c + i)); return 0; }

• 2, 1, 2

• 2, 1, 1

• 2, 1, 4

• 2, 2, 8

What will be the data type of the result of the following operation? (float)a * (int)b / (long)c * (double)d

• int

• long

• float

• double

What is the range of short signed int data type in C Programming, considering 4 bytes are allocated for int?

• -128 to + 127

• 0 to 255

• -32768 to +32767

• 0 to 65535

What is the range of unsigned char data type in C Programming?

• -128 to + 127

• 0 to 255

• -32768 to +32767

• 0 to 65535

What is the output of the following code snippet? int a = 10; while(a > 5) { printf("%d ", a); a--; }

• 10 9 8 7 6 5

• 10 9 8 7 6

• 9 8 7 6 5

• Infinite loop

How many times is the loop executed in the following code? for (int i = 0; i <= 10; i += 2) { printf ("%d ", i); }

• 5 times

• 6 times

• 10 times

• 11 times

What will be the output of the following C code? int i = 1; while(i <= 5) { if(i == 3) { break; } printf("%d ", i); i++; }

• 1 2

• 1 2 3

• 1 2 3 4 5

• No output

What will be the output of the following C code? int i,j; for (int i = 0; i < 3; i++) { for (int j = 0; j < 3; j++) { if (i == j) { break; } printf("(%d, %d) ", i, j); } }

• (0, 0) (1, 1) (2, 2)

• (1, 0) (2, 0) (2, 1)

• (0, 1) (0, 2) (1, 0) (1, 2) (2, 0) (2, 1)

• No output

What is the scope of an automatic variable?

• Exist only within that scope in which it is declared

• Cease to exist after the block is exited

• Exist only within that scope in which it is declared & exist after the block is exited

• All of the mentioned

Which of the following is not a valid variable name declaration?

• int _a3;

• int a_3;

• int 3_a;

• int _3a;