Computer · Data Structures & Algorithms · page 1 of 1

Arrays & Strings MCQs with Answers

Includes 1 past paper MCQs (marked).

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Arrays & Strings MCQs (1–6)

6 MCQs with answers and a short one-liner. Hide answers to test yourself.

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1.
Past Paper MCQ
An element of an array is identified by its
Correct Answer: C. Subscript
One-liner
An element of an array is identified by its subscript (also commonly called an index).
2.
How many parameters does the strcpy() function take in C programming?
Correct Answer: B. 2 parameters
One-liner
The strcpy() function in C takes 2 parameters: the destination string and the source string.
3.
Which type of data structure is an array classified as?
Correct Answer: A. Linear Data Structure
One-liner
An array is classified as a Linear Data Structure because its elements are arranged in a sequential, one-dimensional manner.
4.
Which loop structure is most commonly used to iterate over the elements of an array in the C programming language?
Correct Answer: B. For loop
One-liner
The for loop is most commonly used to iterate over array elements in C because it provides a compact syntax for initialization, condition checking, and increment/decrement in a single line.
5.
Which data type is an array typically associated with in computer science?
Correct Answer: B. Composite data type
One-liner
An array is typically associated with a composite data type because it groups multiple elements of the same type into a single unit.
6.
Name the function which is used to find the length of string
Correct Answer: D. strlen()
One-liner
The function used to find the length of a string is strlen().