Quiz on One-Dimensional and Two-Dimensional Arrays

What is the starting index of a one-dimensional array in C?

• -1

• 0

• 2

• 1

Which of the following is the correct syntax to declare a one-dimensional array?

• array_name data_type[array_size];

• array_name[] data_type;

• data_type array_name[array_size];

• data_type array_name[];

What does the term 'initialization' refer to in the context of arrays?

• Assigning values to the array

• Updating array values

• Accessing array elements

• Declaring the array

How can you initialize a one-dimensional array without specifying its size?

• data_type array_name[] = {1, 2, 3};

• data_type array_name = {1, 2, 3};

• data_type array_name[3];

• data_type array_name[3] = {1, 2, 3};

What is the purpose of the array subscript operator []?

• To update an array

• To initialize an array

• To access elements of an array

• To declare an array

Which loop can be used to initialize an array after its declaration?

• for loop

• if statement

• switch case

• do-while loop

What is the correct way to update an element in a one-dimensional array?

• array_name[index] = old_value;

• new_value = array_name[index];

• array_name[index] = value;

• array_name[index] = new_value;

What is the relationship between arrays and pointers in C?

• Pointers can perform all operations possible with arrays

• Arrays cannot be pointers

• Arrays are always passed by value

• Pointers cannot access array elements

How is a two-dimensional array visualized?

• As a list

• As a linear array

• As a single row

• As a table of rows and columns

What is the correct syntax to declare a two-dimensional array?

• data_type array_name[size1, size2];

• array_name[data_type][size];

• array_name[size1][size2] data_type;

• data_type array_name[size1][size2];