Providence Global Center LLP interview experience Real time questions & tips from candidates to crack your interview
Software Engineer
Providence Global Center LLP
3 rounds | 4 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 6 months
Topics: Data structures, algorithms, OOPS, SQL, system design
Tip 1 : Practice DSA on leetcode
Tip 2 : Read previous interview experiences of the company
Tip 3 : Communicate with the interviewer
Application process
Where: Campus
Eligibility: 7 CGPA
Tip 1 : One page long resume is enough.
Tip 2 : Include all the relevant skills and projects
Interview rounds
01
Round
Medium
Online Coding Interview
Duration90 minutes
Interview date28 Aug 2020
Coding problem1
1. DBMS Question
Difference between super key and candidate key
What are acid properties?
02
Round
Medium
Video Call
Duration60 Minutes
Interview date29 Aug 2020
Coding problem2
1. Reverse Linked List
Easy
15m average time
85% success
0/40
Asked in companies
You are given a Singly Linked List of integers. You need to reverse the Linked List by changing the links between nodes.
Note :
You do not need to print anything, just return the head of the reversed linked list.
Problem approach
Can solve using recursion and iteration. Traverse through linked list and reverse the links at each node until you reach the tail
2. Binary Tree Zigzag Traversal
Easy
15m average time
85% success
0/40
Asked in companies
You have been given a Binary Tree of 'N' nodes, where the nodes have integer values. Your task is to print the zigzag traversal of the given tree.
Note:
In zigzag order, level 1 is printed from left to right fashion, level 2 is printed from right to left. and level 3 is printed from left to right again, and so on…..
For example:
For the given binary tree
The zigzag traversal is [1, 4, 3, 5, 2, 7, 6]
Problem approach
1.Take two stacks currentlevel and nextlevel and also a variable to indicate lefttoright or righttoleft.
2. Initially, push the root to currentlevel.
3. Pop and print from the currentlevel. According to direction, push its children into nextlevel stack and then swap currentlevel and nextlevel
03
Round
Medium
HR Round
Duration60 minutes
Interview date30 Aug 2020
Coding problem1
1. Basic HR question
What do you know about providence?
What do you know about the company?
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
What is recursion?
Choose another skill to practice
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