Fluentgrid Interview Questions and Answers

Q1. Introduce yourself
Ans. 
I am a Java Developer with 5 years of experience in developing web applications using Java, Spring, and Hibernate.
• 5 years of experience in Java development

• Proficient in Spring and Hibernate frameworks

• Strong understanding of web application development
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Q2. Tell me about the project you worked on in your previous company and the role you played as part of the team and your day to day responsibilities as a Java Developer in the project
Ans. 
Developed a web-based inventory management system using Java, Spring, and Hibernate
• Designed and implemented database schema using Hibernate

• Developed RESTful APIs using Spring framework

• Worked on front-end development using HTML, CSS, and JavaScript

• Collaborated with team members to troubleshoot and resolve issues

• Participated in code reviews and testing
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Q3. What are Interfaces and Abstract classed in Java and code an example of an interface on Notepad
Ans. 
Interfaces and Abstract classes in Java are used for achieving abstraction and defining contracts for classes to implement.
• Interfaces in Java are like blueprints for classes, defining methods that must be implemented by classes that implement the interface.

• Abstract classes are classes that cannot be instantiated and can have both abstract and concrete methods.

• Example of an interface in Java: public interface Shape { ...read more
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Q4. You are given a string, name and an integer which is year of birth. You need to print the reverse of year of birth followed by the reverse of name.
Ans. 
Reverse the year of birth and name, then print them in that order.
• Reverse the year of birth using StringBuilder.reverse() method

• Reverse the name using StringBuilder.reverse() method

• Print the reversed year of birth followed by the reversed name
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Q5. What are Threads in Java
Ans. 
Threads in Java are lightweight sub-processes that allow concurrent execution within a single process.
• Threads allow multiple tasks to be executed simultaneously in a Java program.

• Threads share the same memory space and resources within a process.

• Example: Creating a new thread using the Thread class or implementing the Runnable interface.
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Q1. Explain briefly about your project at your previous company
Ans. 
Developed a web application for inventory management system using Java Spring framework
• Used Java Spring framework for backend development

• Implemented RESTful APIs for communication between frontend and backend

• Utilized MySQL database for storing inventory data
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Q2. Given a ArrayList of String containing some name with some name repeated. Write the code on a notepad printing only the single occurrence of each name in the ArrayList. iImplement the same using Java 8 Str...read more
Ans. 
Using Java 8 Streams API to print single occurrences of names in an ArrayList of Strings.
• Use stream() method on the ArrayList to create a stream of elements.

• Use filter() method to filter out elements that occur more than once.

• Use distinct() method to get only unique elements.

• Use forEach() method to print each unique element.
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Q3. Given a ArrayList of String containing some names with some repeated names. Write the code on a notepad printing each name and the number of occurrences of each name in the ArrayList
Ans. 
Code to print each name and the number of occurrences in an ArrayList of Strings.
• Iterate through the ArrayList and use a HashMap to store the count of each name.

• Print each name along with its count from the HashMap.
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Q4. What are lambda expressions in Java
Ans. 
Lambda expressions in Java are a concise way to represent anonymous functions.
• Lambda expressions are used to provide implementation of functional interfaces.

• They enable you to treat functionality as a method argument, or code as data.

• Syntax: (parameters) -> expression or (parameters) -> { statements; }

• Example: (int a, int b) -> a + b
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Q5. What are functional interfaces in Java
Ans. 
Functional interfaces in Java are interfaces with only one abstract method, used for lambda expressions and functional programming.
• Functional interfaces have only one abstract method, but can have multiple default or static methods.

• They are used for lambda expressions and functional programming in Java.

• Examples include java.lang.Runnable, java.util.Comparator, and java.util.function.Function.
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Q6. What are Streams in Java
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Streams in Java are sequences of elements that support functional-style operations such as filter, map, reduce, etc.
• Streams are not data structures, but rather a way to interact with collections of objects.

• They allow for efficient processing of large amounts of data.

• Streams can be sequential or parallel, allowing for concurrent processing.

• Example: List names = Arrays.asList("Alice", "Bob", "Charlie"); Stream stream = n
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Q7. Do you have any questions for me
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Q1. Tell me about yourself
Ans. 
I am a Java Developer with 5 years of experience in developing web applications and implementing solutions using Java technologies.
• 5 years of experience in Java development

• Strong knowledge of web application development

• Experience in implementing solutions using Java technologies
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Q2. Few questions related to my education and my placements
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Q3. What was your CTC at your previous company
Ans. 
My previous CTC was confidential as per company policy.
• CTC was confidential as per company policy

• I am unable to disclose my previous CTC

• Previous CTC information is not available
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Q4. Do you have any questions for me
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Total 25 bits About reasoning, data interpretation etc

They gave some pseudo codes to as mcqs on java

Q1. Introduce yourself and go through the resume
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Q2. And they asked about my project and about java technical questions
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Q1. As it is introduce yourself and asked about behavioral questions
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Q2. Asked about bond and location
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Q1. Asked about handle my project as a teamlead
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Q2. And how do you overcome the consequences in your project?
Ans. 
I overcome consequences in my project by identifying the root cause, developing a plan of action, and implementing solutions.
• Identify the root cause of the issue

• Develop a plan of action to address the consequences

• Implement solutions to mitigate the impact

• Monitor the progress and adjust the plan as needed
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Q1. Tell me about yourself in brief
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Q2. How do u analyze any tender
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Q3. How do u make costing sheets
Ans. 
Costing sheets are created by gathering all relevant cost information and organizing it in a structured format.
• Gather all cost information related to the project or product

• Organize the costs into categories such as labor, materials, overhead, etc.

• Calculate the total cost for each category and for the project as a whole

• Include any additional costs such as taxes, shipping, or fees

• Ensure all calculations are accurate and
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Q1. What is collection interface what is differences of spring and springboot
Ans. 
Collection interface is a framework in Java that represents a group of objects.
• Collection interface is part of Java's Collections Framework.

• It provides a unified architecture for representing and manipulating collections of objects.

• Examples of classes that implement Collection interface are ArrayList, LinkedList, and HashSet.
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