c programming module 2 test

Which of the following is correct?

• for(i=0,i<n,i++)

• for(i=0,i<n,i++);

• for(i=0;i<n;i++);

• for(i=0;i<n;i++)

for loop is an example of

• conditional statement

• looping statement

• both of these

• breking statement

What is meaning of following declaration ?

int arr[20];

• Array of size 20 that can have integer address

• Array of Size 20

• Integer array of Size 20

• none of these

Below is an example of -

int RollNum[30][4];

• 1 D array

• 2 D array

• 3 D array

• 4 D array

What is an Array in C language.?

• A group of elements of same data type.

• An array contains more than one element

• Array elements are stored in memory in continuous or contiguous locations.

• all the above

An array Index starts with.?

• 0

• 1

• -1

• 2

What is the output of C Program.?

int main()

{

int a[];

a[4] = {1,2,3,4};

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

}

• 1

• 2

• 1,2,3,4

• compiler error

What is the output of C program.?

int main()

{

float marks[3] = {90.5, 92.5, 96.5};

int a=0;

while(a<3)

{

printf("%.2f,", marks[a]);

a++;

} }

• 90.5 92.5 96.5

• 90.50 92.50 96.50

• 0.00 0.00 0.00

• compiler error

What is the maximun number of dimensions an array in C may have?

• 1

• 2

• 3

• Theoretically no limit. The only practical limits are memory size and compilers

What are the Types of Arrays.?

• int, long, float, double

• struct, enum

• char

• all the above