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HashedIn Interview Experience for Intern+FTE (Off-Campus)

  • Difficulty Level : Easy
  • Last Updated : 05 Jun, 2021

I applied directly through the website using a referral for Software Engineer.

Round 1: Online Assessment (90 min)

  • 3 Coding questions (Medium to hard level)
  • Based on number system and implementation. I could do 2.

Round 2: Technical Round 1 (1hr)

Coding questions  

  1. # means backspace. 
Given two strings tell that they are equal or not.
for ex. 
A#BBB#CD  AAA##BBB#CDEF##
They are unequal.
AA#BBB#CD  AAA##BBB#CDEF##
They are unequal.
(Hint Use Stack)
  1. One question using Max heap
  2. Don’t Remember based on an array
  3. Find the middle element in a linked list using a single traversal.
  4. SQL query based on JOIN.
  5. Some basic theoretical questions based on DBMS, OOPS, OS, etc

Round 3:Technical Round 2 (45-50min)

Got a very good response from previous rounds, so he said let’s move to the design question you will be able to do coding questions.

  1. Design a database Schema keeping in mind the following points. 
    Design Support desk application:
    • Companies can register for our application.
    • N number agents can be associated with each company registered.
    • Users use our application to communicate with the agent for an issue with a company product.
    • Ticket to track each problem.
    • Our application allocates the user to the appropriate agent.
    • Handle holidays and leaves of employees.
  2. Query 
    • Department and Employee tables. Write a query to get all departments which don’t have any employee.
    • 3rd highest Salary
  3. Coding question 
Minimum denomination dispenser.
Given: Amount
List of denominations available:
 [1, 2, 5, 10, 20, 50, 100, 200, 500, 2000]
Output: Denomination with minimum notes/coins.
My Personal Notes arrow_drop_up
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