Data Structure Quiz 1.1

Data Structure Quiz 1.1

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Choose a correct statement about C language arrays.
a. An array size must be declared if not initialized immediately.
b. Array size is the sum of sizes of all elements of the array
c. An array address is the address of first element of array itself.
d. All the above

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In array Index starts with.?
a. 2
b. 1
c. -1
d. 0

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What is the output of C program with arrays.?
int main()
{
int ary(3)=[20,30,40];
printf(“%d”, a(1));
}
a. 0
b. Compiler error
c. 30
d. 20

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A string elements are always stored in.?
a. Alternate memory locations
b. Sequential memory locations
c. Random memory locations
d. None of the above

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What is the value of an array element which is not initialized.?
a. Depends on Storage Class
b. None of the above.
c. 1
d. By default Zero 0

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What are the Types of Arrays.?
a. All the above
b. int, long, float, double
c. char
d. struct, enum

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What is an Array?
a. A group of elements of same data type.
b. An array contains more than one element
c. Array elements are stored in memory in continuous or contiguous locations.
d. All the above.

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What is the output of C program with arrays ?
int main()
{
int size=4;
int a[size];
a[0]=5;a[1]=6;
a[2]=7;a[3]=8;
printf(“%d %d”, *(a+2), a[1]);
}
a. 76
b. 86
c. Compiler error
d. 66

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What is the output of C Program with arrays.?
int main()
{ int rollno[3]=[1001,1002,1003];
printf(“%d”, rollno[1]);
}
a. 1003
b. address of 1002
c. Compiler error
d. 1002

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Which of these best describes an array?
a. A data structure that shows a hierarchical behavior
b. Arrays are immutable once
c. Container of objects of similar types
d. Array is not a data structure

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