Dell Interview Questions

Excerpts from Interview #1:

(B. Tech background, with academic profile as 8.90 CGPA, 85.2% in 12th and 96.4% in 10th.)

Technical Interview:

• Give me the code of in-order recursive and non-recursive.
• A lot of questions were asked on sorting for eg. Best algorithm on the basis of number of swaps, number of comparisons etc.
• How would you sort words in a large file?
• Explain the T9 Dictionary.
• What is the Insertion Sort Code?.
• Give us a few details on the various projects that you undertook during your course.

HR Interview:

• Tell me about yourself.
• What are you strengths and weaknesses
• Please explain your Final Year Project
• Give me an example demonstrating that you’re a good team player.
• Tell us everything you know about Dell.

Excerpts from Interview #2:

• There is a program which inserts and deletes node in a sorted singly linked list. There is a bug in one of the modules, how would you debug it?
• What are the ways in which fault tolerance can be ensured in systems? (Different redundancy techniques)?
• A pair of redundant systems are operating, how would you ensure that when one of them goes down, the other one will take over its operation?
• Explain Enterprise Resource Planning (ERP), and what sort of a database is utilised in an ERP application?
• If you have to store one lakh objects, what will be a better option- a hash map or an array list?
• Give us a program to reverse a linked list.
• Write a program to reverse a linked list.
• What is meant by "bit masking"?

• Tell me about yourself.
• Give me two reasons why you should be hired for this role.
• Give me a situation where you made a mistake and how did you manage to come out of it.
• What extra-curricular activities are you involved in?

Excerpts from Interview #3:

• Explain“structure padding”?
• What is“platform independence”?
• How would you check if a binary tree is BST or not ? Write a program.
• How is final different from finally and finalize()?

• Give a brief introduction of yourself.
• What do you expect from the company?
• Do you mind working long hours?
• Are you comfortable relocating?

Excerpts from Interview #4:

• Write an algorithm to check if there is a loop in a doubly linked list.
• Explain process areas in CMMI?
• What is better – “bit-shift a value” or“multiply by 2”?
• How would you swap the Kth node from beginning with Kth node from end in a Linked List.

• Why do you want to join our company?
• What are your strengths and weaknesses?
• What are you doing to overcome your weaknesses?
• What do you like to do besides studying?

Excerpts from Interview #5:

• Tell me a few examples of final classes defined in Java API?
• What are the Data link protocols?
• I want to print "Hello" even before main() is executed. How will you achieve that?

• Tell me about your family.
• Where do you vision yourself in the next 5 years?
• Are you comfortable shifting your base?
• Do you have any questions for us?

Excerpts from Interview #6:

• What do you mean by abstract classes?
• What are library functions?
• State two differences between an object and a class.
• What is the difference between “truncate” and “delete”?

• Give a brief introduction of yourself.
• Where do you see yourself 7 years from today?
• What according to you is more important – Money or Fame?
• Who is the current CEO of DELL?