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MakeMyTrip Datastage Developer Interview Questions and Answers
MakeMyTrip Datastage Developer Interview Experiences
1 interview found
Anonymous
Coding questions on sde profile
(2 Questions)
- Q1. Technical round
- Q2. Pyspark? Coalesce vs reparation?
- Ans.
Coalesce and repartition are both methods used in Pyspark for reducing the number of partitions in a DataFrame.
Coalesce is used to reduce the number of partitions without shuffling the data, while repartition involves shuffling the data to create a specified number of partitions.
Coalesce is more efficient when reducing the number of partitions, as it avoids shuffling the data unnecessarily.
Repartition is useful when yo...
Skills evaluated in this interview
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Interview questions from similar companies
I applied via Job Portal and was interviewed in Jul 2024. There was 1 interview round.
There is a question based on Rest API and another question on Java
Interview Preparation Tips
- REST API
- Java
Machine coding round
(2 Questions)
- Q1. Explain your project
- Ans.
Developed a web application for managing inventory and sales for a retail store
Used React.js for front-end development
Implemented Node.js for back-end functionality
Utilized MongoDB for database management
- Q2. Tell me about yourself
- Ans.
I am a passionate software developer with experience in Java, Python, and web development.
Experienced in Java, Python, and web development technologies
Strong problem-solving skills
Team player with excellent communication skills
I applied via Company Website and was interviewed in Sep 2023. There were 2 interview rounds.
Implement an iterator to flatten 2D vector
(1 Question)
- Q1. Find shortest path to get all keys
- Ans.
Use Dijkstra's algorithm to find the shortest path to get all keys
Implement Dijkstra's algorithm to find the shortest path in a graph
Consider the keys as nodes in the graph and the paths between keys as edges
Keep track of the keys collected and update the shortest path accordingly
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Jul 2023. There was 1 interview round.
Second number from array
Selected
I applied via Referral and was interviewed before Sep 2022. There were 3 interview rounds.
(1 Question)
- Q1. Data Structures and Theoretical Java and SQL concepts like - views, indexes, DML
Programs on Sorting and Search Algorithms and Core Java
Interview Preparation Tips
- Core Java
- SQL
- DSA
(1 Question)
- Q1. Basics of android and java
Ds related questions
(1 Question)
- Q1. All Android (Java and kotlin)
(1 Question)
- Q1. Past projects,android,kotlin
(1 Question)
- Q1. About Salary discussion
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed in May 2022. There were 2 interview rounds.
(1 Question)
- Q1. What are the types of data.
- Ans.
Types of data include numerical, categorical, ordinal, and binary.
Numerical data includes continuous and discrete values, such as height and age.
Categorical data includes non-numeric values, such as colors and types of fruit.
Ordinal data includes values with a specific order, such as rankings and ratings.
Binary data includes only two possible values, such as true/false and yes/no.
Interview Preparation Tips
Skills evaluated in this interview
I applied via Approached by Company and was interviewed in Mar 2022. There were 3 interview rounds.
(1 Question)
- Q1. Core : DBMS , oops in depth coding: basic DSA questions based on Arrays, String.
(1 Question)
- Q1. He asked me graph questions ( medium level ) based on a node to root, and min cost to target. note: if you really want to crack the yata.com interview practice graph question and they ask a leetcode questi...
Interview Preparation Tips
2. clear your oops concept.
3. clear your DBMS concept.
I applied via Company Website and was interviewed in Aug 2023. There were 3 interview rounds.
General reasoning and Mathmatics Aptitude
(1 Question)
- Q1. Core Java and Coding questions
Interview Preparation Tips
- Core Java
- Advanced Java
- SQL
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