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Ahex Technologies Java Developer Interview Questions and Answers
Ahex Technologies Java Developer Interview Experiences
1 interview found
Anonymous
I applied via Naukri.com and was interviewed in Mar 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Basic java question
Interview Preparation Tips
Top trending discussions
Interview questions from similar companies
(2 Questions)
- Q1. What is the difference between abstract class and an interface in Java?
- Ans.
Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
Abstract class can have constructors, member variables, and methods, while interface cannot.
A class can implement multiple interfaces but can only extend one abstract class.
Abstract classes are used to define a common behavior among subclasses, while interfaces are used to define a contract for classes to impl...
- Q2. An abstract class can have method implements and abstract method, while an interface only contains abstract method (before Java 8) . Abstract classes support single inheritance, whereas interfaces support ...
- Ans.
Abstract classes can have both implemented and abstract methods, while interfaces can only have abstract methods. Abstract classes support single inheritance, interfaces support multiple inheritance.
Abstract classes can have both implemented and abstract methods, providing more flexibility in design.
Interfaces can only have abstract methods, promoting a more strict contract for implementing classes.
Abstract classes sup...
I applied via Walk-in and was interviewed in Nov 2024. There were 2 interview rounds.
Questions on string and arrays both are moderate level questions on hacherrank type for 20 marks
(2 Questions)
- Q1. Constructor chaining
- Q2. Hasmap and treemap
I applied via Naukri.com and was interviewed in Feb 2024. There was 1 interview round.
There were 5 questions and we need to solve 4 questions in java. Mostly Array and string based.
Selected
I applied via campus placement at National Institute of Technology (NIT), Warangal and was interviewed in Jul 2022. There were 3 interview rounds.
Their are 30 questions which one has to done in 30 mins
(2 Questions)
- Q1. Q1) About the project you have done
- Q2. Q2) some technical questions related to core Java
Interview Preparation Tips
(2 Questions)
- Q1. What is the difference between HashMap and ConcurrentHashMap?
- Q2. HashMap is not thread-safe, but ConcurrentHashmap is thread-safe and allows concurrent access.
Java Developer Interview Questions & Answers
Thinkitive Technologies
Rupali Gaikar
posted on 8 Aug 2024
I applied via Naukri.com and was interviewed in Jul 2024. There was 1 interview round.
(1 Question)
- Q1. Oops Concepts ,Absrtraction,Polymorphism
(2 Questions)
- Q1. How does JVM optimize method calls?
- Q2. JVM just Just-In-Time (JIT) compilation, method inlining, and escape analysis for optimization.
I applied via LinkedIn and was interviewed in Apr 2024. There were 2 interview rounds.
Q.1 Pattern
1
*2*
**3**
Q. 2
write code to get sub array with max sum from given array.
(1 Question)
- Q1. Introduction Project Deatails Oops Concept Collection Exception Handling Abstract Class Functional Interface Spring Framework
Interview Preparation Tips
- Java
- Advanced Java
- SQL
- Data Structures
(2 Questions)
- Q1. What is the purpose of the volatile keyword?
- Q2. It ensures visibility nd prevents instruction reordering in multi-threading.
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Associate Software Engineer
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|  ₹1.8 L/yr - ₹6 L/yr |
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Software Engineer
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