Bharat FIH Engineer Trainee Interview Questions and Answers

I want to know assignment

Q1. Technical questions for any subject
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Q2. Any quarry for information
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Basic of c language coding test

Q1. What programming language do you know?
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I am proficient in programming languages such as Java, Python, and C++.
• Java

• Python

• C++
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Q2. What is virtualisation and how it work ?
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Virtualisation is the process of creating a virtual version of a device or resource, such as a server, storage device, network or operating system.
• Virtualisation allows multiple virtual instances to run on a single physical machine, maximizing resource utilization.

• It helps in reducing hardware costs, energy consumption, and maintenance efforts.

• Examples include VMware for server virtualisation, VirtualBox for desktop vi...read more
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Aptitude test is use for to measure your ability to learn

Q1. What is constructor?
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A constructor is a special type of method in a class that is automatically called when an object of that class is created.
• Constructors have the same name as the class they belong to

• Constructors do not have a return type

• Constructors can be used to initialize the object's state or perform any necessary setup

• Example: public class Car { public Car() { // constructor code here } }
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Q2. What is spring boot ?
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Spring Boot is a Java-based framework used to create stand-alone, production-grade Spring-based Applications.
• Spring Boot simplifies the process of developing and deploying Spring applications.

• It provides a set of pre-configured tools and conventions to get started quickly.

• Spring Boot eliminates the need for manual configuration and boilerplate code.

• It includes embedded servers like Tomcat, Jetty, or Undertow for easy d...read more
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Q3. What is diff between array and arraylist
Ans. 
Array is a fixed-size data structure while ArrayList is a dynamic-size data structure in Java.
• Array is a fixed-size collection of elements of the same data type, while ArrayList is a dynamic-size collection that can grow or shrink as needed.

• Arrays can store primitive data types and objects, while ArrayList can only store objects.

• Arrays require a specified size at the time of creation, while ArrayList can dynamically re...read more
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Q4. Diff between throw and throws
Ans. 
throw is a keyword used to explicitly throw an exception in Java, while throws is used in method signature to declare the exceptions that can be thrown by the method.
• throw is used to throw an exception explicitly in Java code

• throws is used in method signature to declare the exceptions that can be thrown by the method

• Example: throw new Exception();

• Example: public void method() throws Exception {};
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Q1. Salary expectations
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Coding questions related java and some questions related java, spring boot

Q1. What is hashmap
Ans. 
HashMap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap is part of the Java Collections framework.

• It uses hashing to store key-value pairs in an array.

• Example: HashMap map = new HashMap<>(); map.put("key1", 1); int value = map.get("key1");
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Q2. Multi threading,
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Q1. Dedup sort questions
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Q2. Sort Questions parameters
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Moderate difficulty one can get questions from google and practice before 2 to 3 days

Bit logical must have mathematical mind and also have knowledge of data structure