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Basic aptitude questions
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN
INNER JOIN returns rows when there is at least one match in both tables
LEFT JOIN returns all rows from the left table and the matched rows from the right table
RIGHT JOIN returns all rows from the right table and the matched rows from the left table
FU...
I have worked on various projects involving data analysis, software development, and system integration.
Developed a data analysis tool using Python to analyze customer feedback and improve product features
Integrated a new payment gateway system into an existing e-commerce platform
Collaborated with a cross-functional team to develop a mobile application for tracking fitness goals
Being the only analyst on a critical project with tight deadlines and facing technical issues
Working on a project with tight deadlines
Facing technical issues without immediate support
Being the only analyst responsible for resolving the issues
Feeling overwhelmed and stressed
I applied via Walk-in and was interviewed before Sep 2020. There were 5 interview rounds.
I tend to be overly critical of my own work, which can slow down my progress and decision-making.
I often spend too much time refining code, aiming for perfection, which can delay project timelines.
In team settings, I sometimes hesitate to share my ideas, fearing they may not meet high standards.
I have learned to set deadlines for myself to ensure I complete tasks without getting stuck in analysis paralysis.
What people are saying about DENSO
I appeared for an interview before Jun 2024, where I was asked the following questions.
Dynamic Team Lead with 8 years of experience in project management and team development, passionate about driving results and fostering collaboration.
8 years of experience in leading cross-functional teams.
Successfully managed a project that increased efficiency by 30%.
Skilled in Agile methodologies, having led multiple sprints.
Strong communicator, facilitating workshops to enhance team collaboration.
Committed to conti...
CockroachDB is a distributed SQL database designed for resilience, scalability, and strong consistency across global deployments.
CockroachDB is built on a distributed architecture, allowing it to scale horizontally by adding more nodes.
It provides strong consistency using a distributed transaction model, ensuring ACID compliance.
CockroachDB automatically handles data replication and distribution, making it resilient to...
I applied via Recruitment Consultant and was interviewed in Aug 2021. There was 1 interview round.
The company exemplifies innovation, commitment to quality, and a strong focus on employee development and customer satisfaction.
The company has a strong reputation for innovation, as seen in its recent product launches that have set industry standards.
Employee development programs are robust, offering training and mentorship that help team members grow professionally.
Customer satisfaction is prioritized, with a dedicat...
I applied via Naukri.com and was interviewed in Mar 2022. There were 2 interview rounds.
Department and work related question.
posted on 12 Sep 2024
Preprocessing raw data involves cleaning, transforming, and organizing data to make it suitable for analysis.
Remove any irrelevant or duplicate data
Handle missing values by imputation or deletion
Normalize or standardize numerical data
Encode categorical variables using techniques like one-hot encoding
Feature scaling for machine learning algorithms
Perform text preprocessing like tokenization and stemming
Specify the existing solution by documenting its architecture, components, technologies used, and any modifications made.
Document the architecture of the solution, including high-level components and their interactions
List the technologies used in the solution, such as programming languages, frameworks, and databases
Describe any modifications or customizations made to the existing solution
Include any performance metric...
posted on 1 Jun 2024
based on 1 interview experience
Assistant Manager
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Deputy Manager
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Assistant Engineer
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