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Decision Minds
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Decision Minds Interview Questions and Answers
Decision Minds Interview Experiences
7 interviews found
Selected
I applied via Approached by Company and was interviewed in Mar 2024. There were 2 interview rounds.
(1 Question)
- Q1. Snowflake data and biased questions
Dbt and data structure
Senior Data Engineer Interview Questions asked at other Companies
I applied via Referral and was interviewed in Nov 2023. There was 1 interview round.
(1 Question)
- Q1. Tell me about your self
Team Lead Interview Questions asked at other Companies
D J
(1 Question)
- Q1. What is DDl and DMl Command
- Ans.
DDL stands for Data Definition Language and is used to define and manage the structure of a database. DML stands for Data Manipulation Language and is used to manipulate the data within a database.
DDL commands are used to create, alter, and drop database objects such as tables, views, indexes, etc.
Examples of DDL commands include CREATE TABLE, ALTER TABLE, DROP TABLE, CREATE INDEX, etc.
DML commands are used to insert, ...
Skills evaluated in this interview
Senior Tableau Developer Interview Questions asked at other Companies
Selected
(2 Questions)
- Q1. Internal and external tables
- Q2. What is Hive architecture
- Ans.
Hive architecture is a data warehousing system built on top of Hadoop for querying and analyzing large datasets.
Hive uses a SQL-like language called HiveQL for querying data stored in Hadoop Distributed File System (HDFS).
It consists of three main components: Metastore, Driver, and Execution Engine.
Metastore stores metadata about tables and partitions in a relational database.
Driver accepts HiveQL queries, compiles the...
(2 Questions)
- Q1. What are List and tuple
- Ans.
List and tuple are data structures in Python used to store collections of items.
Lists are mutable and can be modified after creation
Tuples are immutable and cannot be modified after creation
Lists are defined using square brackets []
Tuples are defined using parentheses ()
Lists are used for collections of similar items
Tuples are used for collections of different items
- Q2. SQL Queries on window functions
(2 Questions)
- Q1. How to remove duplicates
- Ans.
To remove duplicates, we can use various methods such as using sets, pandas, or SQL.
Using sets: Convert the list to a set and then back to a list
Using pandas: Use the drop_duplicates() method on a pandas dataframe
Using SQL: Use the DISTINCT keyword in a SELECT statement
Using hashable objects: Create a dictionary with the list elements as keys and then convert it back to a list
- Q2. Difference between Hive and Sql
- Ans.
Hive is a data warehousing tool for Hadoop while SQL is a language used to manage relational databases.
Hive is used for big data processing while SQL is used for relational databases.
Hive uses Hadoop Distributed File System (HDFS) while SQL uses traditional storage systems.
Hive queries are written in Hive Query Language (HQL) while SQL queries are written in Structured Query Language.
Hive is optimized for batch process...
Interview Preparation Tips
Skills evaluated in this interview
Data Engineer Interview Questions asked at other Companies
Decision Minds interview questions for popular designations
Try to speak atleast 1min and be confident while your attending any intrview and be consistent
Refer indiabix for test question and try solve tha problem
Practice daily coding it will help you to stay focus and good in the coding round
(2 Questions)
- Q1. Normal will question will ask in hr round like why should i hire like that
- Q2. Why should I hire you Why did you apply for this job
Interview Preparation Tips
Trainee Interview Questions asked at other Companies
I applied via LinkedIn and was interviewed in Nov 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Why Should we Hire You?
- Q2. I'm having a vast experience in the field of Finance, Accounting and having clear knowledge about the Statutory Compliance Requirements of a Company. I'm Confident ad sorted in my work. Hence I feel that I...
Interview Preparation Tips
Confidence and through preparation is the key for cracking the inerview.
Finance Manager Interview Questions asked at other Companies
Jobs at Decision Minds
Kunchepa Bp
Interview Questionnaire
2 Questions
- Q1. PARAMETERS
- Q2. IT'S DYNAMIC PARAMETERS
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Software Engineer Interview Questions & Answers
Apmosys Technologies
Anonymous
posted on 15 Feb 2022
I applied via Referral and was interviewed before Feb 2021. There were 3 interview rounds.
(1 Question)
- Q1. Tell me about yourself
(1 Question)
- Q1. 1 Project Explanation 2 SDLC & STLC. 3 Differentiate Smoke vs Sanity 4 What is Regression testing? 5 Bug life cycle. 6 Scenarios on real time example. 7 Questions on agile
- Ans.
Interview questions for Software Engineer position
Project explanation should include details on the project's purpose, scope, and technologies used
SDLC (Software Development Life Cycle) and STLC (Software Testing Life Cycle) are methodologies used in software development and testing respectively
Smoke testing is a type of testing that checks if the basic functionalities of the software are working fine, while Sanity tes...
(1 Question)
- Q1. All basic HR questions and salary discussion.
I applied via Recruitment Consultant and was interviewed before Oct 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Python file handling, input,output, in a file, Sql joins, list sort in python, basics of GIS, Web service how to test
Interview Preparation Tips
Software Engineer Interview Questions & Answers
IVTL Infoview Technologies
Anonymous
posted on 23 Feb 2022
I applied via Campus Placement and was interviewed before Feb 2021. There was 1 interview round.
(2 Questions)
- Q1. Define marker interface
- Ans.
A marker interface is an interface with no methods used to mark a class as having a particular property or behavior.
Marker interfaces are used to provide metadata about a class.
They are often used in frameworks and libraries to indicate that a class should be treated in a special way.
Examples include Serializable, Cloneable, and Remote interfaces in Java.
Marker interfaces can also be used to enforce design patterns, su
- Q2. Define thread concurrency
- Ans.
Thread concurrency refers to multiple threads executing simultaneously in a program.
Concurrency allows for efficient use of resources and can improve performance.
However, it can also lead to race conditions and other synchronization issues.
Synchronization mechanisms like locks and semaphores can be used to manage concurrency.
Examples of concurrent programming languages include Java and Python's threading module.
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Decision Minds Interviews By Designations
- Decision Minds Senior Tableau Developer Interview Questions
- Decision Minds Tableau Consultant Interview Questions
- Decision Minds Finance Manager Interview Questions
- Decision Minds Senior Data Engineer Interview Questions
- Decision Minds Data Engineer Interview Questions
- Decision Minds Team Lead Interview Questions
- Decision Minds Trainee Interview Questions
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Bangalore / Bengaluru
6-11 Yrs
Not Disclosed
|
Software Engineer
93
salaries
|  ₹2.5 L/yr - ₹8.8 L/yr |
|
Senior Software Engineer
62
salaries
| ₹8.5 L/yr - ₹28 L/yr |
|
Tableau Developer
16
salaries
| ₹4 L/yr - ₹15 L/yr |
|
Technical Lead
15
salaries
| ₹12 L/yr - ₹28.3 L/yr |
|
Senior Tableau Developer
9
salaries
| ₹15 L/yr - ₹18 L/yr |
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