Allianz Technology Interview Questions, Process, and Tips

Q1. Go routines and channels
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Q1. Basic introduction
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Q1. About previous experience
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Basic aptitude questions

Basic coding questions

Q1. Asking basic questions
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Q2. Java pattern program
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Q3. String in build program
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String in build program refers to the process of concatenating multiple strings to create a final output.
• Use StringBuilder or StringBuffer for efficient string concatenation.

• Avoid using '+' operator for concatenating large number of strings.

• Consider using String.format() for formatting strings with placeholders.
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Q4. Java basic concepts
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First Round includes Aptitude Test and basic Coding Test in any languages like C++, Java, Python.

Q1. 1. Tell me about yourself.
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Q2. 2. Which programming language you are good in? 3. What are the pillars of OOP? Explain in deep. 4. SQL queries. 5. Easy level coding.
Ans. 
Answering questions related to programming languages, OOP, SQL queries, and easy level coding.
• I am proficient in Java and Python.

• The four pillars of OOP are encapsulation, inheritance, abstraction, and polymorphism.

• SQL queries involve selecting, inserting, updating, and deleting data from a database.

• I am comfortable with easy level coding challenges such as implementing basic algorithms or solving simple problems.
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Q1. 1. Give brief introduction. 2. Explain Encapsulation and implementation. 3. How to achieve inheritance? Write basic code. 4. Explain collection frameworks in Java.
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Interview questions for Software Engineer Trainee position
• Introduction should include name, education, and relevant experience

• Encapsulation is a mechanism to hide data and methods from outside world

• Inheritance is achieved by extending a class and using 'extends' keyword

• Collection frameworks in Java provide classes and interfaces to store and manipulate groups of objects

• Examples of collection frameworks include ArrayLis
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Q2. 5. Explain Exception Handling 6. Write code to remove duplicate elements from String.
Ans. 
Exception handling is a mechanism to handle runtime errors and prevent program crashes.
• Exceptions are thrown when an error occurs during program execution.

• Try-catch blocks are used to handle exceptions and provide alternative code paths.

• Finally blocks are used to execute code regardless of whether an exception was thrown or not.

• Custom exceptions can be created to handle specific errors.

• Examples of exceptions include Nu...read more
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Q1. Description on myself and previous work done till now
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Q1. Asic discussion
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Core Java , Multithreading , Oops , Collections , Hibernate , Springboot , Spring MVC ,