IC2 at ServiceNow

How it went

What they would tell you

How to prepare

Round by round

1. 1

   Coding Round 160 min

   In the first round, I tackled two DSA problems one on swapping nodes in a linked list and another based on the Sum of Beauty in an Array.

   • Sum of Beauty in an Array
   • Swapping nodes in a linked list
2. 2

   Coding Round 260 min

   Round two was all about DSA and JavaScript. I solved Linked List Cycle II and First Missing Positive. On top of that, the interviewer asked me some JS conceptual stuff.

   • Linked List Cycle II
   • First Missing Positive
3. 3

   HM60 min

   Question: Given a string, find all substrings that are palindromes and have at least two distinct characters. followed by a discussion about my past experience and projects

4. 4

   System Design60 min

   In the fourth and final technical round, given a system design problem, designing a database for managing entities with multiple stages, evaluations, and results over time. The system also had to support repeated attempts and outcomes at different stages, i talked schema design, relationships, and queries in depth. The interviewer also asked questions about my previous projects and some behavioral questions to understand how I handle challenges and collaborate in a team.

What came up