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VRIZE Java Developer Interview Questions and Answers
VRIZE Java Developer Interview Experiences
1 interview found
Narmada KS
(1 Question)
- Q1. Multithreading, Exception Handling
Java Developer Jobs at VRIZE
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Java Developer Interview Questions & Answers
Reserve Bank Information Technology
Sasi Kumar
posted on 29 Nov 2024
I applied via Naukri.com and was interviewed in Oct 2024. There were 2 interview rounds.
We can easily pass the test cases
(5 Questions)
- Q1. OOPS, Exception Handling, Collections, Arrays, Strings
- Q2. What is Interface
- Ans.
Interface in Java is a reference type, similar to a class, that can contain only constants, method signatures, default methods, static methods, and nested types.
Interfaces are used to define a contract for classes that implement them.
Classes can implement multiple interfaces in Java.
Interfaces cannot have instance fields, constructors, or non-static methods.
Example: interface Shape { void draw(); }
Example: class Circle...
- Q3. What is Abstractin
- Ans.
Abstraction is a concept in object-oriented programming where only relevant data is shown to the user while hiding unnecessary details.
Abstraction helps in simplifying complex systems by only showing essential features.
It allows for creating abstract classes and interfaces in Java.
Example: In a car, the driver only needs to know how to drive it without understanding the internal workings of the engine.
- Q4. Explain about Exception and Exception handling
- Ans.
Exceptions are unexpected events that disrupt the normal flow of a program. Exception handling is the process of dealing with these events.
Exceptions are objects that represent an abnormal condition or error in a program.
Exception handling allows developers to gracefully handle errors and prevent the program from crashing.
Java provides try-catch blocks for handling exceptions. The try block contains the code that may t...
- Q5. Explain Arrays and Strinds
- Ans.
Arrays are a collection of elements of the same data type, while Strings are a sequence of characters.
Arrays can store multiple values of the same data type, accessed by index.
Strings are immutable sequences of characters, can be manipulated using various methods.
Example: int[] numbers = {1, 2, 3}; String name = "John";
Skills evaluated in this interview
(2 Questions)
- Q1. What is java virtual machine?
- Q2. What os inheritance in java?
Sanjai T
I applied via Naukri.com and was interviewed in Dec 2024. There were 4 interview rounds.
First round is technical apptitude in java or python
Second round is strings and array coding test
Third level also advanced coding level
(2 Questions)
- Q1. Basic information
- Q2. Basic level hr questions
Interview Preparation Tips
- Java
(2 Questions)
- Q1. Array manipulatio code wap
- Q2. String reverse wap
(2 Questions)
- Q1. What is kafka? how to implement it
- Ans.
Kafka is a distributed streaming platform used for building real-time data pipelines and streaming applications.
Kafka is designed to handle high-throughput, fault-tolerant, and scalable real-time data streams.
It uses topics to categorize data streams, producers publish messages to topics, and consumers subscribe to topics to process messages.
Kafka can be implemented using Kafka APIs in Java, Scala, or other programming...
- Q2. What is Oauth and what is use of it?
- Ans.
OAuth is an open standard for access delegation, commonly used as a way for Internet users to grant websites or applications access to their information on other websites but without giving them the passwords.
OAuth allows users to grant access to their information on one site to another site without sharing their credentials.
It is commonly used for authentication and authorization in APIs.
OAuth uses tokens to access re...
Skills evaluated in this interview
Selected
I applied via Naukri.com
(1 Question)
- Q1. Data structures Core java Spring boot Hibernate
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Jun 2022. There were 3 interview rounds.
(2 Questions)
- Q1. Oops, Interfaces, Exception Handling, Collections, SQL, etc
- Q2. Coding Question - Find 2nd largest element in array with least time complexity
- Ans.
Find the 2nd largest element in an array with the least time complexity.
Sort the array in descending order and return the element at index 1.
Initialize two variables to keep track of the largest and second largest elements.
Iterate through the array and update the variables accordingly.
Return the second largest element.
(2 Questions)
- Q1. Coding Question - print * matrix
- Q2. HashMap, HashSet, Spring, Spring Framework, Microservices, etc
(2 Questions)
- Q1. Basic Details, CTC Info
- Q2. Tech Stack, Challenges Faced in career
Interview Preparation Tips
Question were easy to moderate level.
Answered all questions perfectly, still after 3rd round, they rejected me without any reason.
After clearing Technical rounds, They will ask you that you have to work in mandatory Night Shifts.
Skills evaluated in this interview
I applied via Naukri.com and was interviewed before Jan 2021. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. Prime number
- Q2. Fibonasic serier
Interview Preparation Tips
Java Developer Interview Questions & Answers
Reserve Bank Information Technology
Anonymous
posted on 29 Nov 2024
I applied via Naukri.com and was interviewed in Oct 2024. There were 2 interview rounds.
The codinds questions were too easy.
(1 Question)
- Q1. Cover the OOPS, Exception Handling, Collections,Arrays, Strings
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