'Coding has over 700 languages', '67% of programming jobs aren’t in the technology industry', 'Coding is behind almost everything that is powered by electricity'
Samsung interview experience Real time questions & tips from candidates to crack your interview
Frontend Developer Intern
Samsung
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3 rounds | 11 Coding problems
Interview preparation journey
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Preparation
Duration: 2 Months
Topics: Data Structures and Algorithms, OOPS, Spring, Operating Systems, Computer Networks, Design Patterns
Tip
Tip

Tip 1 : You should be proficient in one of the 2 languages: C++, Java
Tip 2 : For each of the 4 pillars of OOPS, focus on 4 important aspects i.e. definition, use case, real-world eg., advantages.
Tip 3 : Learn about general design patterns like, Singelton, Factory, Builder etc.

Application process
Where: Campus
Eligibility: 7.5 CGPA
Resume Tip
Resume tip

Tip 1 : Mentions your past experiences.
Tip 2 : Mention at least 2 projects.

Interview rounds
01
Round
Medium
Online Coding Interview
Duration70 Minutes
Interview date12 Sep 2020
Coding problem3

This online coding round, consisted of 3 DSA problems and we were supposed to solve them in 70 mins. 
Programming Languages allowed: C, C++, JAVA
Note: Python was not available.

1. Cousins of Given Node in Binary Tree
Moderate
10m average time
90% success
0/80
Asked in companies
Paytm (One97 Communications Limited)IBMGenpact

Given a binary tree of N nodes and a node of this tree, you need to return a list containing the values of the cousins of the given node in the given binary tree sorted by non-decreas...

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2. Maximum Sum Path Of A Binary Tree.
Hard
25m average time
75% success
0/120
Asked in companies
OlaDelhiveryGartner

You are given a binary tree having 'n' nodes. Each node of the tree has an integer value.


Your task is to find the maximum...

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3. Gold mine problem
Moderate
35m average time
70% success
0/80
Asked in companies
AmazonGoldman SachsTata Consultancy Services (TCS)

You have been given a gold mine represented by a 2-d matrix of size ('N' * 'M') 'N' rows and 'M' columns. Each field/cell in this mine contains a positive integer, the amount of gold ...

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02
Round
Medium
Face to Face
Duration45 Minutes
Interview date14 Sep 2020
Coding problem5

This was the first technical round and those who cleared the online coding assessment round were eligible for this round. This round consisted of questions from DSA, CS Fundamentals, my projects and questions related to frontend.
What are the various formatting tags in HTML? What is DOM? What is the significance of and tag in HTML?

1. Remove Consecutive Duplicates
Easy
0/40
Asked in companies
Info Edge India (Naukri.com)OlaDunzo

You are given a string ‘str’ of size ‘N’. Your task is to remove consecutive duplicates from this string recursively.

For example:

If the in...
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2. Reverse Linked List
Moderate
15m average time
85% success
0/80
Asked in companies
SalesforceHCL TechnologiesQuikr

Given a singly linked list of integers. Your task is to return the head of the reversed linked list.

For example:
The given linked list is 1 -> 2 ->...
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3. Implement Trie
Hard
41m average time
0/120
Asked in companies
AmazonInfosysUber

Implement Trie Data Structure to support these operations:

insert(word) - To insert a string "word" in Trie
search(word) - To check if string "word" is present in Trie or not.
startsWith(word) - To che...
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4. OS Question

What is a process in OS?

5. OOPS Question

What is a singleton class? Write code for the same.

03
Round
Medium
Face to Face
Duration45 Minutes
Interview date14 Sep 2020
Coding problem3

This was the second technical round and those who cleared the previous interview round were eligible for this round. This round consisted of questions from DSA, CS Fundamentals majorly OOPS, and my projects. How can we club two or more rows or columns into a single row or column in an HTML table?

1. Rat In A Maze
Easy
15m average time
85% success
0/40
Asked in companies
MicrosoftOlaIBM
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2. OOPS Question

Describe 4 pillars of OOPS.

3. Technical Question

What is Divide and Conquer algorithm. Give examples where we use this algorithm.

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