Plintron Global Interview Questions

C 

1)Tell me about the storage classes?

2)Difference between structure and union?

3)Explain Memory Layout of a C Program ?

4)Explain static storage class?

5)Difference between malloc() and calloc()?

6)What is realloc()?

7)Difference between static memory allocation and dynamic memory allocation ?

8)Name some file functions ?

9)What is Pointer ?

10)What are uses of Pointer ?

11)Write a program for the following Pattern ? 
               +++++
               ++++*
               +++**
               ++***
               +****
               *****
12)Difference between static global and global variable ?

13)Difference between static and auto variables ?

14)What is the usage of extern ?

15)Applications of structure and union ?

16)Difference between Array and Linked List ?


Linux

1)Name some Linux commands ?



C++

1)What is OOps Concept ?

2)What is Inheritance ?Example?

3)What are types of inheritance ?

4)What is Polymorphism ?Example?

5)What are types of Polymorphism ?

6)What is Virtual Function?

7)What is constructor ?

8)What are types of constructor ?

9)What is destructor ?

10)Difference between c and cpp ?

11)What is Function Overloading ?

12)What is Operator Overloading ?

Data Structures

1)Write a program to implement stack ?

2)Write a program for to search a element as 5 if found add the next
    
    node as 7 in a double linked list ?

3)Write a program to add a node in a double linked list?