Dell EMC Drive Interview Experience

The drive was conducted on their Dell EMC Office Bangalore. Around 50-60 people participated in this drive.

Round 1:  Written Test

  1. Predict the output.
    class A
    public: A() { std::cout << “Constructor A\n”; }
    ~A() { std::cout << “Destructor A\n”; }
    class B: public class A
    public: B() { std::cout << “Constructor B\n”; }
    ~B() { std::cout << “Destructor B\n”;}
    int main()
    A *a = new A();
    B *b = new B();
    A *a = new B();
    return 0;
  2. Implement counting sort (array elements ranges from 0-99)
  3. Print numbers from 1 to 100, odd numbers with one thread and even numbers with another thread.
  4. int arr[] = {1, 4, 6, 7}
    int n = 4
    Allocate 2d memory with rows as n and each row has column equal to the elements present in array.
    Like 1st row has 1 column
    2nd row has 4 column
  5. Can we play a game that require 4GB of RAM on a 1GB RAM. If so, how ?

Round 2: F2F Interview

  1. Implement custom string class.
  2. Write Recursive Binary Search.
  3. Sort a linked list of 0s and 1s.
  4. Copy Constructor and assignment operator.
  5. Reverse k nodes of a linked list

Round 3: F2F Interview

  1. Mutex vs Semaphore.
  2. Virtual Memory, Page, LRU.
  3. One designing Question : There are n processes such that they are sharing one block of memory and any process can be completed anytime. How will you design C++ class such that there is no memory leak ?
  4. Iterative Method to print Inorder of a Binary Tree.

Round 4: F2F Interview(Hiring Manager)

  1. Tell me about yourself.
  2. Do you have any other offers ? I said yes.
  3. Why are looking for a change ?
  4. Sync vs Async Operations.
  5. What do you understand by Data Recovery and Disaster Management w.r.t Cloud.

Round 5: HR
       1. Tell me about yourself.
       2. CTC about other offers in hand.

Prepare well. I prepared from this platform only.
Verdict : Selected..:)

Write your Interview Experience or mail it to

My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using or mail your article to See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.

Article Tags :
Practice Tags :

Be the First to upvote.

Please write to us at to report any issue with the above content.