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NTT DATA Business Solutions Senior Software Engineer Interview Questions and Answers
NTT DATA Business Solutions Senior Software Engineer Interview Experiences
2 interviews found
(1 Question)
- Q1. What dwh ? Where it is use?
- Ans.
DWH stands for Data Warehouse. It is used for storing and analyzing large amounts of data from various sources.
DWH is used to consolidate data from different sources into one central repository for analysis.
It is commonly used in business intelligence and data analytics to make informed decisions.
Examples of DWH tools include Amazon Redshift, Snowflake, and Google BigQuery.
(1 Question)
- Q1. Dwh etl informatica
Skills evaluated in this interview
I applied via Job Fair and was interviewed before Jan 2023. There was 1 interview round.
(3 Questions)
- Q1. Write down word count program using pyspark dataframe
- Ans.
A word count program using PySpark DataFrame.
Create a PySpark DataFrame from the input text file.
Split the text into words using the split() function.
Group the words by their value and count the occurrences.
Sort the word count in descending order.
Display the result.
- Q2. Explain difference between dataset and dataframe
- Ans.
A dataset is a collection of data that can be processed in parallel, while a dataframe is a distributed collection of data organized into named columns.
A dataset is an abstraction of a distributed collection of data, while a dataframe is a distributed collection of data organized into named columns.
A dataset can be created from a variety of data sources, such as structured data files, tables in Hive, external databases...
- Q3. What is garbage collector
- Ans.
Garbage collector is an automatic memory management system that frees up memory by identifying and removing unused objects.
Garbage collector is a part of the runtime environment in programming languages like Java and C#.
It automatically identifies objects that are no longer in use and frees up the memory occupied by those objects.
Garbage collector uses various algorithms like mark and sweep, copying, and generational c...
Skills evaluated in this interview
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Senior Software Engineer Interview Questions & Answers
HTC Global Services
Anonymous
posted on 17 Jan 2021
I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Technical
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed before Aug 2021. There was 1 interview round.
(1 Question)
- Q1. Java technical questions.
Interview Preparation Tips
Senior Software Engineer Interview Questions & Answers
HERE Technologies
Anonymous
posted on 28 Jan 2022
I appeared for an interview before Jan 2021.
Interview Questionnaire
1 Question
- Q1. System design Problem solving skills Logical skills
Interview Preparation Tips
I applied via Approached by Company and was interviewed before Sep 2021. There was 1 interview round.
(1 Question)
- Q1. Basics of servicenow Client side server side code Workflows
Interview Preparation Tips
Most of the questions will be scenario based which will test your concepts.
I applied via Recruitment Consulltant and was interviewed before Oct 2021. There were 3 interview rounds.
They will ask you simple programs to check your logical abilities.
(2 Questions)
- Q1. Normal Salary discussion round
- Q2. Questions about family and location
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Nov 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. C# in depth, .net core, Angular basics+, intermediate level, Azure basics, OOPS, CI-CD
Interview Preparation Tips
Interview Questionnaire
2 Questions
- Q1. 1. What is design pattern and it's types and solid patterns.
- Ans.
Design patterns are reusable solutions to common software design problems. They include creational, structural, and behavioral patterns.
Design patterns are reusable solutions to common software design problems.
They provide proven solutions to recurring design problems.
Design patterns can be categorized into creational, structural, and behavioral patterns.
Creational patterns deal with object creation mechanisms.
Structur...
- Q2. Mostly questions are based on all .net concepts i.e. oops, asp.net, MVC, SQL server, scripting and logical questions.
Interview Preparation Tips
Skills evaluated in this interview
I applied via Recruitment Consulltant and was interviewed before Oct 2021. There were 3 interview rounds.
(1 Question)
- Q1. Deep Copy vs Shallow Copy, Object Prototyping
- Ans.
Deep Copy creates a new object with a new memory address while Shallow Copy creates a new reference to the same memory address.
Deep Copy duplicates the object and its properties while Shallow Copy only duplicates the object reference.
Object Prototyping is a way to create new objects based on existing objects.
Prototyping allows for inheritance and the ability to add or override properties and methods.
(1 Question)
- Q1. Accessibility, Semantic Tags, Problem solving
Interview Preparation Tips
- Closures
- Es6
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