C Interview Question Answer
Question : 1 What does static variable mean?
Question : 2 What is a pointer?
Question : 3 What are the uses of a pointer?
Question : 4 What is a structure?
Question : 5 What is a union?
Question : 6 What are the differences between structures and union?
Question : 7 What are the differences between structures and arrays?
Question : 8 In header files whether functions are declared or defined?
Question : 9 What are the differences between malloc () and calloc ()?
Question : 10 What are macros? What are its advantages and disadvantages?
Question : 11 Difference between pass by reference and pass by value?
Question : 12 What is static identifier?
Question : 13 Where is the auto variables stored?
Question : 14 Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What does static variable mean?
What is a pointer?
Question : 3 What are the uses of a pointer?
Question : 4 What is a structure?
Question : 5 What is a union?
Question : 6 What are the differences between structures and union?
Question : 7 What are the differences between structures and arrays?
Question : 8 In header files whether functions are declared or defined?
Question : 9 What are the differences between malloc () and calloc ()?
Question : 10 What are macros? What are its advantages and disadvantages?
Question : 11 Difference between pass by reference and pass by value?
Question : 12 What is static identifier?
Question : 13 Where is the auto variables stored?
Question : 14 Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What are the uses of a pointer?
What is a structure?
Question : 5 What is a union?
Question : 6 What are the differences between structures and union?
Question : 7 What are the differences between structures and arrays?
Question : 8 In header files whether functions are declared or defined?
Question : 9 What are the differences between malloc () and calloc ()?
Question : 10 What are macros? What are its advantages and disadvantages?
Question : 11 Difference between pass by reference and pass by value?
Question : 12 What is static identifier?
Question : 13 Where is the auto variables stored?
Question : 14 Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is a union?
What are the differences between structures and union?
Question : 7 What are the differences between structures and arrays?
Question : 8 In header files whether functions are declared or defined?
Question : 9 What are the differences between malloc () and calloc ()?
Question : 10 What are macros? What are its advantages and disadvantages?
Question : 11 Difference between pass by reference and pass by value?
Question : 12 What is static identifier?
Question : 13 Where is the auto variables stored?
Question : 14 Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What are the differences between structures and arrays?
In header files whether functions are declared or defined?
Question : 9 What are the differences between malloc () and calloc ()?
Question : 10 What are macros? What are its advantages and disadvantages?
Question : 11 Difference between pass by reference and pass by value?
Question : 12 What is static identifier?
Question : 13 Where is the auto variables stored?
Question : 14 Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What are the differences between malloc () and calloc ()?
What are macros? What are its advantages and disadvantages?
Question : 11 Difference between pass by reference and pass by value?
Question : 12 What is static identifier?
Question : 13 Where is the auto variables stored?
Question : 14 Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
Difference between pass by reference and pass by value?
What is static identifier?
Question : 13 Where is the auto variables stored?
Question : 14 Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
Where is the auto variables stored?
Where does global, static, and local, register variables, free memory and C Program instructions get stored?
Question : 15 Difference between arrays and linked list?
Question : 16 What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
Difference between arrays and linked list?
What are enumerations?
Question : 17 Describe about storage allocation and scope of global, extern, static, local and register variables?
Question : 18 What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
Describe about storage allocation and scope of global, extern, static, local and register variables?
What are register variables? What are the advantages of using register variables?
Question : 19 What is the use of typedef?
Question : 20 Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is the use of typedef?
Can we specify variable field width in a scanf() format string? If possible how?
Question : 21 Out of fgets() and gets() which function is safe to use and why?
Question : 22 Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
Out of fgets() and gets() which function is safe to use and why?
Difference between strdup and strcpy?
Question : 23 What is recursion?
Question : 24 Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is recursion?
Differentiate between for loop and a while loop? What are it uses?
Question : 25 What is storage class? What are the different storage classes in C?
Question : 26 What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is storage class? What are the different storage classes in C?
What the advantages of using Unions?
Question : 27 What is the difference between Strings and Arrays?
Question : 28 What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is the difference between Strings and Arrays?
What is a far pointer? Where we use it?
Question : 29 What is a huge pointer?
Question : 30 What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is a huge pointer?
What is a normalized pointer, how do we normalize a pointer?
Question : 31 What is near pointer?
Question : 32 In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is near pointer?
In C, why is the void pointer useful? When would you use it?
Question : 33 What is a NULL Pointer? Whether it is same as an uninitialized pointer?
What is a NULL Pointer? Whether it is same as an uninitialized pointer?