Top 200+ Advanced C Language Interview Questions 2020-2021 - 1

Question: 1

What is a structured programming language?

A language is said to be a structural language if it meets the requirements of structured programming.

Question: 2

What is the main difference between malloc() and calloc()?

The main difference malloc() and calloc() is that malloc() function just allocates the memory whereas the malloc() function also initializes the memory to zeros.

Question: 3

What is bebugging?

It is the process of injecting known bugs in a program in order to train the students in debugging.

Question: 4

What is the significance of storage class?

The storage class, in general, determines the scope and lifetime of a variable, which in turn helps to economize the memory usage.

Question: 5

What is translation unit?

A translation unit is a set of files seen by the compiler.

It includes the source code under consideration and files that are included such as header files and other disk files contain C code.