5 Questions
What is the purpose of using pointers in C?
To store memory addresses of variables or functions.
How can you dynamically allocate memory in C?
By using functions like malloc(), calloc(), realloc(), and free().
Differentiate between structures and arrays in C.
Structures can hold different data types under one name, while arrays store elements of the same data type in contiguous memory locations.
What is the purpose of file handling in C?
To read from and write to different types of files like text and binary files.
Explain the concept of unions in C.
Unions allow different data types to be stored in the same memory location.
Test your knowledge on pointer variables, referencing, de-referencing, pointer arithmetic, using pointers with arrays and strings, array of pointers, pointers as function arguments, functions returning pointers, dynamic memory allocation using malloc(), calloc(), realloc(), free(), and sizeof operator. Also, understand the basics of structure declaration, reading and assignment of structure variables, array of structures, and arrays within structures.
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