Amantya Technologies Interview Questions, Process, and Tips

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Q1. Ques -> Can you define difference b/w Azure data lake and Delta lake.
Ans. 
Azure Data Lake is a cloud-based storage and analytics service, while Delta Lake is an open-source storage layer that adds reliability to data lakes.
• Azure Data Lake is a service provided by Microsoft Azure for storing and analyzing large amounts of data.

• Delta Lake is an open-source storage layer that adds ACID transactions and schema enforcement to data lakes.

• Azure Data Lake is a cloud-based solution, while Delta Lake ...read more
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Q2. How to implemented Primary key and foreign key in delta tables.
Ans. 
Primary keys and foreign keys can be implemented in delta tables using constraints and references.
• Primary keys can be implemented using the PRIMARY KEY constraint, which ensures that each record in the table has a unique identifier.

• Foreign keys can be implemented using the FOREIGN KEY constraint, which establishes a link between two tables based on a common column.

• The referenced table must have a primary key defined, a...read more
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Q3. How to handle exception in python?
Ans. 
Exception handling in Python allows for the graceful handling of errors and prevents program crashes.
• Use try-except blocks to catch and handle exceptions.

• Multiple except blocks can be used to handle different types of exceptions.

• The finally block is executed regardless of whether an exception occurred or not.

• Exceptions can be raised using the 'raise' keyword.

• Custom exceptions can be defined by creating a new class that
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Q4. What is star schema and snowflake schema
Ans. 
Star schema is a data modeling technique where a central fact table is connected to multiple dimension tables. Snowflake schema is an extension of star schema with normalized dimension tables.
• Star schema is a simple and denormalized structure

• It consists of a central fact table connected to multiple dimension tables

• Dimension tables contain descriptive attributes

• Star schema is easy to understand and query, but can lead t...read more
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Q5. Which are the most frequently change
Ans. 
The most frequently changing data
• Customer preferences

• Market trends

• Weather data

• Stock prices

• Social media trends
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Q1. Paging, CSFB, HO, RLF, Rach failed reason, protocol initialization step by qxdm logs
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Q1. QXDM Tool, QCAT, Log analysis, debugging, LAB Structure, Harq, DCI, TM
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Q1. Data flow from enodeb to UE along with all imp step and ies, Vowifi architecture, Lenux basic command, Kubernates command, Harq, NDI, tp analysis with qxdm logs
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Q1. 30 minutes of discussion.
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Q1. 75 minutes of discussion
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Q1. Introduction about yourself
Ans. 
I am a highly experienced Senior Analyst with a strong background in data analysis and strategic planning.
• Over 10 years of experience in analyzing complex data sets

• Expertise in developing data-driven strategies to improve business performance

• Proficient in using statistical software such as SPSS and SAS

• Strong communication skills to present findings to stakeholders

• Previous experience in leading cross-functional teams to
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Q2. English speaking skill
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Q1. Technical questions
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Q1. What is angular
Ans. 
Angular is a popular open-source web application framework developed by Google for building dynamic single-page applications.
• Angular is based on TypeScript, a superset of JavaScript.

• It follows the MVC (Model-View-Controller) architecture.

• Angular provides features like data binding, dependency injection, and routing.

• It has a powerful CLI (Command Line Interface) for scaffolding and building projects.

• Angular has a large ...read more
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Q2. What is directives and pipes
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Directives and pipes are features in Angular that allow developers to extend HTML functionality and transform data in templates.
• Directives are markers on a DOM element that tell Angular to attach a specified behavior to that DOM element or transform the DOM element and its children.

• Pipes are used to format data in a template. They take in data as input and transform it into the desired output for display.

• Examples of di...read more
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Q1. Asked about my experiences (like roles & responsibilities)
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Q2. Do I have experience in domestic hiring/staffing or not?
Ans. 
Yes, I have experience in domestic hiring/staffing.
• I have successfully recruited and placed candidates for various IT positions within the United States.

• I am familiar with the local job market trends and requirements.

• I have worked with US-based clients to understand their hiring needs and provide suitable candidates.

• I have experience in conducting interviews, negotiating offers, and onboarding candidates locally.
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