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Accenture Lead Data Engineer Interview Questions and Answers
Accenture Lead Data Engineer Interview Experiences
2 interviews found
Ravi Kiran
(3 Questions)
- Q1. Given a DataFrame df with columns 'A', 'B','C' how would you group the data by the values in column 'A' and calculate the mean of column 'B' for each group, while also summing the values in column 'C' ?
- Ans.
Group data by column 'A', calculate mean of column 'B' and sum values in column 'C' for each group.
Use groupby() function in pandas to group data by column 'A'
Apply mean() function on column 'B' and sum() function on column 'C' for each group
Example: df.groupby('A').agg({'B':'mean', 'C':'sum'})
- Q2. Explain the difference deepcopy() and copy() methods in Python's copy module. Provide a scenario where you would use deepcopy() over copy().
- Q3. Discuss the concept of Python decorators and provide an example of how you would use decorators to measure the execution time of a function.
- Ans.
Python decorators are functions that modify the behavior of other functions. They are commonly used for adding functionality to existing functions without modifying their code.
Decorators are defined using the @ symbol followed by the decorator function name.
They can be used to measure the execution time of a function by wrapping the function with a timer decorator.
Example: def timer(func): def wrapper(*args, **kwargs...
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Skills evaluated in this interview
Selected
I appeared for an interview before May 2024, where I was asked the following questions.
- Q1. Real time scenario
- Q2. Cloud technology
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Thomas George
I applied via Campus Placement and was interviewed before May 2020. There were 4 interview rounds.
Interview QuestionnaireÂ
1 Question
- Q1. Tell us about yourself. What are some of your achievments
- Ans.
I'm a passionate Software Engineer with a strong background in developing scalable applications and a knack for problem-solving.
Developed a web application that improved user engagement by 30% through enhanced UI/UX design.
Led a team of 5 engineers in migrating a legacy system to a microservices architecture, reducing downtime by 40%.
Contributed to open-source projects, including a popular library that has over 1,000 s...
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Aug 2020. There were 3 interview rounds.
Interview QuestionnaireÂ
3 Questions
- Q1. What is a bit
- Ans.
A bit is the smallest unit of data in computing, representing a binary value of 0 or 1.
A bit can represent two states: off (0) or on (1).
Bits are the building blocks of all digital data, including text, images, and sound.
In binary code, a sequence of bits can represent numbers, letters, and commands.
For example, the letter 'A' is represented as 01000001 in binary, which is 65 in decimal.
- Q2. What us the size of a bit
- Ans.
A bit is the smallest unit of digital information. It can have a value of either 0 or 1.
A bit is a binary digit, represented as either 0 or 1.
It is the basic unit of information used in computing and digital communications.
A group of 8 bits is called a byte.
The size of a bit is dependent on the architecture of the computer system.
- Q3. How many bits are there in C
- Ans.
C is a programming language and does not have a fixed number of bits.
C is a high-level programming language that can be compiled to run on different architectures with varying bit sizes.
The number of bits in C depends on the hardware architecture it is compiled for.
For example, C code compiled for a 32-bit architecture will have 32-bit integers, while code compiled for a 64-bit architecture will have 64-bit integers.
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What people are saying about Accenture
I applied via Campus Placement and was interviewed in Apr 2020. There were 4 interview rounds.
Interview QuestionnaireÂ
1 Question
- Q1. All technical discussion not much deeper but basic questions of graduation were asked
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I applied via Naukri.com and was interviewed in Aug 2020. There were 3 interview rounds.
Interview QuestionnaireÂ
1 Question
- Q1. Oops Concepts and Data Structure Questions.
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Accenture HR Interview Questions
I applied via Campus Placement and was interviewed before Aug 2020. There were 4 interview rounds.
Interview QuestionnaireÂ
4 Questions
- Q1. What is collections
- Q2. What are the new features in java 8
- Q3. What is the use of spring boot
- Q4. What is JPA
- Ans.
JPA stands for Java Persistence API, a specification for object-relational mapping in Java applications.
JPA is used to map Java objects to relational database tables.
It provides a set of annotations to define the mapping between Java classes and database tables.
JPA also supports querying data using the Java Persistence Query Language (JPQL).
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Skills evaluated in this interview
I applied via Referral and was interviewed before Jun 2020. There were 3 interview rounds.
Interview QuestionnaireÂ
1 Question
- Q1. Technical questions.
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If you are lucky you will get project with new technologies and you can learn.
Interview QuestionnaireÂ
1 Question
- Q1. About DBMS and c++
I applied via Recruitment Consulltant and was interviewed before Jun 2021. There were 2 interview rounds.
(1 Question)
- Q1. What is web api, Get, put post, delete, Asp. Net Oops
- Ans.
Web API is a framework for building HTTP services that can be accessed by various clients.
GET, PUT, POST, and DELETE are HTTP methods used to interact with Web APIs.
ASP.NET is a popular framework for building Web APIs.
Object-Oriented Programming (OOP) concepts are used in building Web APIs.
Examples of Web APIs include Twitter API, Google Maps API, and Facebook Graph API.
It was good communication test English grammer and email writing
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