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Park Plus Sde1 Interview Questions, Process, and Tips

Updated 27 Apr 2022

Park Plus Sde1 Interview Experiences

1 interview found

Sde1 Interview Questions & Answers

user image Anonymous

posted on 27 Apr 2022

Round 1 - Technical 

(8 Questions)

  • Q1. 1. What is a doubly-linked list? And real-world applications.
  • Ans. 

    A doubly-linked list is a data structure where each node contains a reference to both the previous and next nodes.

    • Allows traversal in both directions

    • Used in implementing LRU cache

    • Used in browser history

    • Used in undo-redo functionality

  • Answered by AI
  • Q2. 2. Advantage of doubly linked list over singly LL?
  • Ans. 

    Doubly linked list allows traversal in both directions, while singly linked list only allows traversal in one direction.

    • Doubly linked list allows for efficient deletion of nodes compared to singly linked list.

    • Doubly linked list can be traversed in both forward and backward directions.

    • Doubly linked list can be used to implement a stack or queue.

    • Singly linked list requires less memory than doubly linked list.

    • Doubly linke...

  • Answered by AI
  • Q3. 3. Applications of Graph Data Structure
  • Ans. 

    Graph data structure is used in various applications such as social networks, routing algorithms, and recommendation systems.

    • Social networks use graphs to represent users and their connections.

    • Routing algorithms use graphs to find the shortest path between two points.

    • Recommendation systems use graphs to analyze user behavior and suggest relevant items.

    • Graphs are also used in computer networks, image processing, and mac...

  • Answered by AI
  • Q4. 4. Tree Traversals (Inorder, Preorder and Postorder)
  • Q5. 5. Remove duplicate elements and sort related scenario-based questions. Have to discuss the approach and then have to code it.
  • Q6. 6. Similar to bubble sort. Have to discuss the approach and then have to code it.
  • Q7. 7. What is the difference between In-memory DB and MySQL?
  • Ans. 

    In-memory DB stores data in RAM for faster access while MySQL stores data on disk.

    • In-memory DB is faster than MySQL as it eliminates disk I/O operations.

    • In-memory DB is suitable for real-time applications that require low latency.

    • MySQL is suitable for applications that require data persistence and durability.

    • In-memory DB may not be suitable for large datasets as it requires a lot of RAM.

    • MySQL supports complex queries a...

  • Answered by AI
  • Q8. 8. SQL related basic questions
Round 2 - Technical 

(7 Questions)

  • Q1. 1. Difference between RDBMS and NoSQL
  • Ans. 

    RDBMS is a structured database that uses SQL while NoSQL is a non-relational database that doesn't use SQL.

    • RDBMS stores data in tables with predefined schema while NoSQL stores data in documents, key-value pairs, or graphs.

    • RDBMS is good for complex queries and transactions while NoSQL is good for scalability and handling unstructured data.

    • Examples of RDBMS include MySQL, Oracle, and SQL Server while examples of NoSQL i

  • Answered by AI
  • Q2. 2. What is indexing?
  • Ans. 

    Indexing is the process of organizing data in a database or search engine to improve search efficiency.

    • Indexing creates a data structure that allows for faster retrieval of information.

    • It involves creating an index that maps the location of data in a database or search engine.

    • Indexing can be done on various types of data, such as text, numbers, and dates.

    • Examples of indexing methods include B-tree, hash, and bitmap ind

  • Answered by AI
  • Q3. 3. Scenario-based question: One employee table is there. We execute query One without indexing, one with indexing. What will be the difference?
  • Q4. 4. Explain the internal working of the above question.
  • Ans. 

    The question is unclear and requires clarification.

    • The question is not specific about what 'above question' it is referring to.

    • The term 'internal working' is also vague and needs to be defined.

    • Without more information, it is impossible to provide a meaningful answer.

  • Answered by AI
  • Q5. 5. Print the right view of the binary tree. Have to discuss the approach and then have to code it.
  • Q6. 6. Different modifications in the above question and then have to tell approaches like print left view of a binary tree.
  • Q7. 7. Print internal nodes of a binary tree (internal nodes means except nodes present in the left and right view)
  • Ans. 

    Print internal nodes of a binary tree (excluding left and right view nodes)

    • Traverse the tree in post-order and check if the node has both left and right children

    • If yes, then it is an internal node and print it

    • If no, then continue traversing the tree

    • Example: For the tree 1-2-4-5-3, the internal nodes are 2 and 4

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. They ask you to introduce yourself, followed by questions regarding your background goals, strengths, etc.

Interview Preparation Tips

Topics to prepare for Park Plus Sde1 interview:
  • Questions from your projects
Interview preparation tips for other job seekers - It is advisable to practice questions online from resources like Leetcode to improve your problem-solving ability. Good Knowledge of Database Management and DSA is essential. While explaining your approach to the interviewer, it would be great to explain it with some examples, which will make it easier for him to understand your approach.

Skills evaluated in this interview

Interview questions from similar companies

Sde1 Interview Questions & Answers

Pixis user image Ankit Kumar

posted on 18 Mar 2023

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Sep 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

Simple Questions based on JS and Nodejs.

Round 3 - One-on-one 

(2 Questions)

  • Q1. System design for splitwise.
  • Ans. 

    System design for Splitwise

    • Splitwise is a bill splitting app that allows users to split expenses with friends and family

    • The system should allow users to create groups and add members to the group

    • Users should be able to add expenses and split them equally or unequally among group members

    • The system should keep track of each user's balance and settle debts between users

    • The system should have a user-friendly interface and

  • Answered by AI
  • Q2. Leetcode easy question based on stacks

Interview Preparation Tips

Interview preparation tips for other job seekers - Revise JS concepts throughly, along with nodejs.
Good grip over system design comes handy.

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Dec 2024.

Round 1 - Technical 

(1 Question)

  • Q1. Senior taking technical round
Round 2 - Technical 

(1 Question)

  • Q1. Manger Taking technical round
Round 3 - HR 

(1 Question)

  • Q1. Salary Discussion
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Apr 2024. There were 5 interview rounds.

Round 1 - Coding Test 

2 dsa questions of easy/medium

Round 2 - Technical 

(1 Question)

  • Q1. Asked two dsa questions of leetcodeeasy/medium
Round 3 - Technical 

(1 Question)

  • Q1. Asked two dsa questions of leetcode easy/medium
Round 4 - Behavioral 

(1 Question)

  • Q1. Asked one dsa question on tree and discussion on resume and dbms os
Round 5 - HR 

(1 Question)

  • Q1. Salary Discussion
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Techical questions and coding questions related profile.
  • Q2. Basic concepts about your programming skills.

Interview Preparation Tips

Interview preparation tips for other job seekers - Nice company and positive interview response and smooth interview process and recommend to join .
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
Selected Selected
Round 1 - Coding Test 

Two pointer and sliding window

Interview Preparation Tips

Interview preparation tips for other job seekers - I dont like the company culture. Only few people can grow here. Leadership is biased and overall mentorship is absent.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Delete nth node from end in linked list
  • Ans. 

    To delete the nth node from the end in a linked list, we can use a two-pointer approach.

    • Use two pointers, one to traverse the list and another to keep track of the nth node from the end.

    • Move the second pointer n steps ahead of the first pointer.

    • When the second pointer reaches the end of the list, the first pointer will be at the nth node from the end.

    • Adjust the pointers to delete the nth node.

  • Answered by AI
  • Q2. Project discussion

Interview Preparation Tips

Interview preparation tips for other job seekers - revise your latest projects and technologies used thoroughly, prepare trees and linked list in DSA

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Internshala and was interviewed in Dec 2023. There were 2 interview rounds.

Round 1 - Coding Test 

Easy to medium, can solve with leetcode medium

Round 2 - One-on-one 

(2 Questions)

  • Q1. Number of islands count
  • Ans. 

    Count the number of islands in a grid of '1's and '0's

    • Iterate through the grid and for each '1' encountered, perform a depth-first search to mark all connected '1's as visited

    • Increment the island count for each new island found

    • Ensure to handle boundary cases and check for visited nodes

  • Answered by AI
  • Q2. First and last index of a particular element in an array
  • Ans. 

    Find the first and last index of a specific element in an array of strings.

    • Iterate through the array and keep track of the index of the first and last occurrence of the element.

    • Return the first and last index once the iteration is complete.

    • Example: Array ['apple', 'banana', 'apple', 'orange'], element 'apple' - First index: 0, Last index: 2.

  • Answered by AI

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. React, React Native Basics
  • Q2. Coding Arrays & Objects

Interview Preparation Tips

Interview preparation tips for other job seekers - Better Experience
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
4-6 weeks
Result
Not Selected

I applied via campus placement at Manav Rachana International University, Faridabad and was interviewed in Feb 2024. There were 2 interview rounds.

Round 1 - Coding Test 

Hard questions of graph and dp.

Round 2 - Aptitude Test 

It was good and tough

Park Plus Interview FAQs

How many rounds are there in Park Plus Sde1 interview?
Park Plus interview process usually has 3 rounds. The most common rounds in the Park Plus interview process are Technical and HR.
What are the top questions asked in Park Plus Sde1 interview?

Some of the top questions asked at the Park Plus Sde1 interview -

  1. 1. What is a doubly-linked list? And real-world applicatio...read more
  2. 7. What is the difference between In-memory DB and MyS...read more
  3. 7. Print internal nodes of a binary tree (internal nodes means except nodes pre...read more

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Park Plus Sde1 Salary
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