IDBI Intech Limited Team Lead Operations Interview Questions and Answers for Experienced

Q1. What's Inheritance. Classify it's types
Ans. 
Inheritance is a mechanism in OOP where a new class is derived from an existing class.
• It allows the new class to inherit the properties and methods of the existing class.

• Types of inheritance: Single, Multiple, Multilevel, Hierarchical, Hybrid.

• Example: A class 'Car' can inherit from a class 'Vehicle' which has properties like 'speed', 'fuel type', etc.
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Q2. What do understand by encapsulation?
Ans. 
Encapsulation is the process of hiding implementation details and restricting access to an object's data and methods.
• Encapsulation helps in achieving data abstraction and security.

• It allows for better control over the data and prevents accidental modification.

• It also enables easy modification of implementation details without affecting the rest of the code.

• For example, a class can have private variables and public meth
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Q1. Tell me about your current role and responsibilities
Ans. 
I am currently working as a Senior Software Engineer, leading a team of developers in designing and implementing software solutions.
• Leading a team of developers in designing and implementing software solutions

• Collaborating with stakeholders to gather requirements and define project scope

• Mentoring junior team members and providing technical guidance

• Conducting code reviews and ensuring code quality and best practices are
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Q1. Java 8 Questions were asked
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Q2. Explain stream api and lambda expression
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Stream API is a set of classes in Java that allow processing collections of objects in a functional style. Lambda expressions are used to write concise code for functional interfaces.
• Stream API provides a way to perform operations on collections like filter, map, reduce, etc.

• Lambda expressions are used to define anonymous functions in a concise way.

• Example: List<String> names = Arrays.asList("Alice", "Bob", "Char...read more
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Q1. What is the salary expected
Ans. 
Salary expectations are based on experience, skills, location, and company size.
• Consider factors like years of experience, specialized skills, industry demand, and cost of living in the area.

• Research average salaries for Java Developers in your location and industry.

• Be prepared to negotiate based on the job responsibilities and benefits offered.

• Provide a salary range rather than a specific number to allow for negotiati
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Q2. Ho soon you can join
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Q1. General .net core, oops, sql, caching, authentication, security, angular.
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The first round includes 3 sections as follows:
1) Aptitude (Quantitative and Logical)
2) Coding Questions (Given two questions of Java Collection)
3) SQL Queries (Given three intermediate level queries)

Q1. The second round was face-to-face technical round- I where, the interviewer goes through your resume. He asked me about basics of Java, Collections, OOPs, SQL. And also, asked three coding questions and ba...read more
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Q1. The third round was remote technical round- II. In this round, interviewer mainly focuses on the project. And asked about what technical difficulties you faced during the completion of project?
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Q1. Hibernate/JPA, Microservices Architecture, API Gateway, JPA Polymorphism, Different Entity Attributes, RestTemplate, Spring Security, JWT Token, @RestController vs @Controller, Relationships in Entity, Ent...read more
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Q1. What is Functional interface
Ans. 
Functional interface is an interface with only one abstract method, used for lambda expressions.
• Functional interfaces can have multiple default or static methods, but only one abstract method.

• They are used for lambda expressions and method references in Java.

• Examples of functional interfaces in Java include Runnable, Callable, and Comparator.
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Q2. Java 8 features
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Q3. One Coding question based on String
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Q1. Skill and technology worked
Ans. 
I have worked with various technologies and developed skills in project management, team leadership, and software development.
• Proficient in project management tools such as JIRA and Trello

• Experience in leading teams of up to 10 members

• Skilled in programming languages such as Java, Python, and JavaScript

• Familiarity with front-end frameworks such as React and Angular

• Knowledge of database technologies such as MySQL and Mo
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Q2. Give only honest reply
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Q1. Basic and semi advance
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Q2. Clear the basic and try hands on experince
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Q1. Advance level of power bi and SQL
Ans. 
I have an advanced level of Power BI and SQL skills.
• Expertise in creating complex data models and DAX formulas in Power BI

• Proficient in writing complex SQL queries and stored procedures

• Experience in integrating Power BI with SQL Server and other data sources

• Ability to optimize queries and improve performance

• Familiarity with data visualization best practices and design principles
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Q2. Can get idea if worked aroud 7 years
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Q1. Why are you looking for a change?
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Q2. Where do you see yourself in 5 years?
Ans. 
In five years, I envision myself as a seasoned Team Lead, driving impactful projects and mentoring emerging leaders in our field.
• I aim to lead a high-performing team that consistently exceeds project goals, similar to how I successfully managed a project last year.

• I plan to enhance my leadership skills through continuous learning and professional development, such as attending leadership workshops.

• I aspire to contribut...read more
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