Podcast
Questions and Answers
In C programming, what is the correct way to declare a 2D array?
In C programming, what is the correct way to declare a 2D array?
What is the correct method to access the value at the second row and third column of a 2D array 'arr' in C?
What is the correct method to access the value at the second row and third column of a 2D array 'arr' in C?
What is the size of a 1D array 'arr' declared as int arr[5] in C?
What is the size of a 1D array 'arr' declared as int arr[5] in C?
Study Notes
Declaring 2D Arrays in C
- A 2D array in C is declared as
type array_name[row_size][column_size];, wheretypeis the data type of the array elements,array_nameis the name of the array, androw_sizeandcolumn_sizeare the number of rows and columns respectively.
Accessing 2D Array Elements in C
- The value at the second row and third column of a 2D array
arrin C is accessed asarr[1][2], since array indices in C start from 0.
Size of 1D Arrays in C
- The size of a 1D array
arrdeclared asint arr[5]in C is 5, meaning it can store 5 integer elements.
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Description
Test your knowledge of C programming arrays with this quiz. Learn how to correctly declare and access elements in 2D arrays and determine the size of 1D arrays in C.
