Guru Gobind Singh Indraprastha University (GGSIU)
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PubMaticGuru Gobind Singh Indraprastha University (GGSIU) Placement Interview Questions
Updated
13 Jan 2025
1 interview found
I was interviewed in Jan 2021.
6 Interview Rounds
1
Video Call Round (3 Questions)
Round duration - 90 Minutes
Round difficulty - Medium
It was a zoom call with a SDE-2 person, after 15 mins into my background he jumped directly to the questions
- Q1. Binary Tree Zigzag Traversal Problem Statement Given a Binary Tree comprised of 'N' nodes with integer values, your task is to print the zigzag traversal of th...read more
- Q2. Convert Binary Tree to Mirror Tree Convert a given binary tree into its mirror tree, where the left and right children of all non-leaf nodes are interchanged. ...read more
- Q3. Time to Burn Tree Problem You are given a binary tree consisting of 'N' unique nodes and a start node where the burning will commence. The task is to calculate...read more
2
Video Call Round (1 Question)
Round duration - 90 Minutes
Round difficulty - Medium
Again this was a Problem Solving round taken by a SDE-2
- Q1. Topological Sort Problem Statement Given a Directed Acyclic Graph (DAG) consisting of V vertices and E edges, your task is to find any topological sorting of t...read more
3
Video Call Round (1 Question)
Round duration - 100 Minutes
Round difficulty - Hard
This round was with a SDE-3(Principal Engineer)
- Q1. Trailing Zeros in Factorial Problem Find the number of trailing zeroes in the factorial of a given number N . Input: The first line contains an integer T repre...read more
4
Video Call Round
Round duration - 90 Minutes
Round difficulty - Hard
This round was scheduled with a SDE-3/SDE-4(Senior Principal Engineer):
He directly started with questions after my introduction of 5mins
5
Video Call Round (1 Question)
Round duration - 90 Miinutes
Round difficulty - Medium
Discussion with Hiring Manager
- Q1. Loot Houses Problem Statement A thief is planning to steal from several houses along a street. Each house has a certain amount of money stashed. However, the t...read more
6
Video Call Round
Round duration - 75 Minutes
Round difficulty - Easy
This round was with VP in Redwood City , it was scheduled around 11:00 pm IST
Interview Preparation Tips
Professional and academic backgroundI completed Computer Science Engineering from Guru Gobind Singh Indraprastha University. I applied for the job as SDE - 2 in PuneEligibility criteria2+ years of Experience in relevant field/teamPubMatic interview preparation:Topics to prepare for the interview - DataStructures , Algorithms, System Design,Big Data,Spark,OptimizationTime required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers
Tip 1 : Be solid with the basics of Ds, Algo. Good to have end to end projects which are hosted on cloud/Github.
Tip 2 : Its always good to be presentable and have good communications skills
Tip 3 : Be honest, clear in approach and always walkthrough your thought process to the interviewer, If you dont know something kindly refuse , dont try to fake anything
Tip 1 : Mention your projects and experience at the top. Be clear on what was done, a brief on how it was done, language /tech stack involved. If possible try to host and make it accessible. You never know if you can present it with just one click.
Tip 2 : Choose a balance between, white spaces and text, it should be well indented, no grammatical errors.
Tip 3 : It takes less than 2 min to scan a resume. Don't mention things which are irrelevant.
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