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I appeared for an interview in Dec 2024.
Basic aptitude test asking questions very basic
Coding questions based on dsa
Simple coding round with basic python and sql question. Python is in DSA.
To create a Tree structure in Python, you can use classes and recursion. There are different types of inheritance in Python, including single, multiple, multilevel, and hierarchical inheritance.
Use classes to define nodes in the tree and recursion to build the tree structure.
Types of inheritance in Python include single, multiple, multilevel, and hierarchical inheritance.
Example: Define a Node class with left and right...
I applied via Company Website and was interviewed before Nov 2023. There was 1 interview round.
Databricks offers various cluster types for different workloads, including interactive, job, and automated clusters.
Interactive Clusters: Used for data exploration and ad-hoc analysis. Example: Data scientists running notebooks.
Job Clusters: Created for running jobs and terminated after completion. Example: Scheduled ETL jobs.
Automated Clusters: Automatically scaled based on workload. Example: Clusters that adjust reso...
Accumulators are variables that enable the aggregation of data across multiple tasks in distributed computing frameworks.
Used in Apache Spark for aggregating information across tasks.
They allow for efficient counting or summation of values.
Example: Counting the number of errors in a log file during processing.
Accumulators can be of different types, such as numeric or collection types.
Catalyst optimizer is a query optimization engine in Apache Spark that enhances performance through advanced optimization techniques.
Catalyst uses a tree structure to represent queries, allowing for efficient transformations.
It applies rule-based optimizations, such as constant folding and predicate pushdown.
Catalyst supports logical and physical planning, enabling better execution strategies.
For example, it can optimi...
HDFS is a distributed file system designed to store large data sets across multiple machines, ensuring high throughput and fault tolerance.
HDFS consists of two main components: NameNode (master) and DataNodes (slaves).
The NameNode manages metadata and directory structure, while DataNodes store actual data blocks.
Data is split into blocks (default 128MB) and replicated across multiple DataNodes for fault tolerance.
HDFS ...
I applied via Naukri.com and was interviewed before Sep 2021. There were 2 interview rounds.
Technical coding round with some logical questions on ML, Python, SQL, and Apache Spark.
Top trending discussions
I applied via Recruitment Consultant
I will drive innovation through cross-functional collaboration, continuous learning, and data-driven decision-making.
Promote cross-functional collaboration to leverage diverse perspectives and expertise
Encourage continuous learning and development to stay ahead of industry trends
Utilize data-driven decision-making to identify opportunities for growth and optimization
I applied via Campus Placement and was interviewed in Apr 2023. There were 5 interview rounds.
General aptitude questions on Cocubes Platform of 60 minutes
The pillars of OOP are encapsulation, inheritance, and polymorphism.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Inheritance: Allowing a new class to inherit properties and behavior from an existing class.
Polymorphism: The ability for objects of different classes to respond to the same message in different ways.
I applied via Referral and was interviewed in Sep 2024. There were 5 interview rounds.
A high-level overview of a topic or project, typically focusing on key points and goals.
Summarize the main objectives and goals of the project
Highlight key milestones and deliverables
Provide a brief overview of the team structure and roles
Discuss any potential challenges or risks
Outline the overall impact and benefits of the project
Difference between concepts refers to the distinctions or contrasts between two or more ideas, theories, or principles.
Concepts are abstract ideas or mental representations, while differences are variations or distinctions between them.
Understanding the difference between concepts helps clarify their meanings and applications.
For example, the difference between velocity and speed in physics is that velocity includes di...
I'm seeking new challenges and opportunities for growth that align with my career goals and aspirations.
Desire for professional growth: I'm looking for a role that offers more responsibility and the chance to lead projects.
Seeking a better cultural fit: My current company has a great team, but I'm looking for an environment that aligns more with my values.
Interest in new technologies: I'm eager to work with cutting-edg...
I applied via Approached by Company and was interviewed in Nov 2024. There were 4 interview rounds.
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