Bounteous x Accolite Software Engineer Level 1 Interview Questions and Answers

Q1. Questions on Core java, Spring boot and Angular (from resume profile)
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Q2. Discussion on Personal project
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Q1. Detailed Discussion on Current project, entire application workflow and design, implementations and questions like Why, What and How on the tools, technologies, approach and servers used.
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Q1. Question on familiarity with Agile
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Q2. What things a working day constitute of?
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A working day for a software developer typically involves coding, debugging, attending meetings, collaborating with team members, and researching new technologies.
• Coding: Writing and testing code to develop software applications.

• Debugging: Identifying and fixing errors or bugs in the code.

• Meetings: Participating in team meetings to discuss project progress and updates.

• Collaboration: Working with team members to solve p...read more
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Q1. Dependency injection
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Q2. Check all oop questions
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Q3. Array related dsa
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Q1. Basic of java to advanced
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Q2. Array related questions
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Q1. Architecture related
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Q2. Management roles
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Q1. Explain Sonarqube, different type of code smells, and how its implemented in CI CD
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Sonarqube is a static code analysis tool used to detect code smells and bugs in code. It is integrated into CI/CD pipelines for continuous code quality checks.
• Sonarqube is a static code analysis tool that identifies code smells, bugs, and security vulnerabilities in code.

• Code smells are common programming issues that may indicate a deeper problem in the code. Examples include duplicated code, long methods, and complex ...read more
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Q2. Write a program to find the numbers divisble by 3 in a string - and reverse its indexes eg : - input : String s = "123456789" output String s = "129456783"
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Program to find numbers divisible by 3 in a string and reverse their indexes.
• Iterate through the string and check if each character is a number divisible by 3.

• Store the divisible numbers in an array and reverse their indexes.

• Join the array back into a string and return the result.
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DSA questions and programming concepts

Q1. Reverse string and optimize it
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Reverse array of strings efficiently
• Use two pointers approach to swap characters from start and end of each string

• Optimize by using in-place reversal instead of creating new strings

• Consider edge cases like empty strings or strings with only one character
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Q2. Reverse binary tree
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Q1. Salary expectations
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Q2. Joining location
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Q1. To connect to your DB what you use in Spring boot
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In Spring Boot, we use Spring Data JPA to connect to the database.
• Use @EnableJpaRepositories annotation in the main application class to enable JPA repositories

• Define datasource properties in application.properties or application.yml file

• Use @Entity annotation to define JPA entities

• Use JpaRepository interface to perform CRUD operations on entities
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Q2. What is Component Scan
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Component Scan is a feature in Spring framework that automatically scans and registers Spring components in the application context.
• Component Scan is used to automatically detect and register Spring components like @Component, @Service, @Repository, and @Controller.

• It eliminates the need for manual configuration of bean definitions in the Spring configuration file.

• Component Scan can be configured with base package(s) t...read more
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Q3. Throw vs throws
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throw is used to explicitly throw an exception in a method, while throws is used in method signature to declare the exceptions that can be thrown by the method.
• throw is used within a method to throw an exception, while throws is used in the method signature to declare the exceptions that can be thrown by the method

• throw is followed by an exception object, while throws is followed by the exception class names separated ...read more
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Hackerrank coding round.

Q1. Questions and coding testing your OOPS knowledge
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Q1. Every tech stack, SQL, OOPS, JAVA
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Q1. Why functional interface when we have interface
Ans. 
Functional interfaces provide a single abstract method for functional programming in Java.
• Functional interfaces allow for lambda expressions and method references to be used as instances of the interface.

• Interfaces with multiple abstract methods cannot be used for lambda expressions.

• Example: java.util.function.Function is a functional interface with a single abstract method apply().
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Q2. Java 8 explain all features in short
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Java 8 introduced new features like lambda expressions, streams, functional interfaces, and default methods.
• Lambda expressions: Allows writing concise code by enabling functional programming.

• Streams: Provides a way to work with sequences of elements efficiently.

• Functional interfaces: Interfaces with a single abstract method, used for lambda expressions.

• Default methods: Allows adding new methods to interfaces without br
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Q3. If one functional interface can extend another interface
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Yes, one functional interface can extend another interface in Java.
• Functional interfaces can extend other functional interfaces in Java.

• The child interface can have only one abstract method, but can inherit default methods from the parent interface.

• Example: interface Parent { void method1(); } interface Child extends Parent { void method2(); }
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