Tagit Pte Interview Questions and Answers

1) Fibonacci series.
2) Print even numbers in a given range.
3) using hierarchical inheritance and polymorphism concept calculate the interest rate for one subclass(savings account) where another subclass(current account) doesn't have any interest rate.
4) Create a custom exception and throw insufficient balance exception when we try to withdraw more than than available balance.
5) Create a function which accepts a amount and updates the current balance based on deposit or withdrawal.

Q1. What are the key Object-Oriented Programming (OOP) concepts in Java?
Ans. 
Key OOP concepts in Java include classes, objects, inheritance, polymorphism, encapsulation, and abstraction.
• Classes: Blueprint for creating objects, containing attributes and methods.

• Objects: Instances of classes that encapsulate data and behavior.

• Inheritance: Allows a class to inherit attributes and methods from another class.

• Polymorphism: Ability to present the same interface for different data types.

• Encapsulation: ...read more
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Q2. What is exception handling in programming?
Ans. 
Exception handling is a mechanism to handle runtime errors in a program to prevent it from crashing.
• Exceptions are unexpected events that occur during the execution of a program.

• Exception handling allows the programmer to gracefully handle these errors and prevent the program from crashing.

• Common exception handling constructs include try, catch, and finally blocks.

• Example: try { // code that may throw an exception } ca...read more
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Q3. What are the features of Java 8 that you are familiar with?
Ans. 
Java 8 features include lambda expressions, functional interfaces, streams, and default methods.
• Lambda expressions allow you to write code in a more concise and readable way.

• Functional interfaces are interfaces with a single abstract method, used for lambda expressions.

• Streams provide a way to work with sequences of elements and perform operations like filter, map, and reduce.

• Default methods allow interfaces to have me...read more
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Q4. What advanced Java concepts are you familiar with, such as JDBC, Servlets, Hibernate, Spring, and servers like Apache Tomcat or IBM, as well as any build tools you have experience using?
Ans. 
I am familiar with JDBC, Servlets, Hibernate, Spring, Apache Tomcat, and build tools like Maven.
• Experience with JDBC for database connectivity in Java applications

• Knowledge of Servlets for handling web requests and responses

• Understanding of Hibernate for object-relational mapping in Java

• Familiarity with Spring framework for building enterprise Java applications

• Experience with Apache Tomcat for deploying Java web applic...read more
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Q5. Sql questions like joins and a query using joins concept?
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Q1. General questions based on the degree stream?
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Q2. Can you provide a self-introduction?
Ans. 
I am a recent graduate with a degree in Computer Science and a passion for software development.
• Recent graduate with a degree in Computer Science

• Passionate about software development

• Experience with programming languages like Java and Python
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Q3. What do you know about the company?
Ans. 
The company is a leading software development firm specializing in creating innovative solutions for various industries.
• Specializes in creating innovative software solutions

• Works with clients from various industries

• Known for high-quality and reliable products
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Q4. What are your strengths and weaknesses?
Ans. 
My strengths include problem-solving skills and attention to detail. My weaknesses include public speaking and time management.
• Strengths: problem-solving skills

• Strengths: attention to detail

• Weaknesses: public speaking

• Weaknesses: time management
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Even aptitude related on blood relationship, time and distance

Q1. Java oops concepts
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Q2. Spring boot and rest api
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Q1. Late process to take
Ans. 
The late process to take refers to the steps or actions that should be taken after a delay or at a later stage in a project or task.
• Identify the reasons for the delay in the process

• Assess the impact of the delay on the overall project timeline and goals

• Develop a plan to mitigate the effects of the delay and catch up on lost time

• Communicate with stakeholders about the revised timeline and any changes to expectations
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Q2. Introducing yourself complete project details to explain
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Q3. Test roles& responsibilities
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Q4. Automation testing
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Q5. Api testing todifferentiate tools
Ans. 
API testing tools vary in features, usability, and integration capabilities, impacting testing efficiency and effectiveness.
• Postman: User-friendly interface for manual testing and automation with collections.

• SoapUI: Ideal for testing SOAP and REST APIs, supports complex scenarios and assertions.

• JMeter: Primarily for performance testing, can also validate API responses under load.

• RestAssured: Java library for testing RE...read more
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Q1. Collection all concept, core java, solid principles
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Sort an array and couple of stream api and project structure.

Q1. Agile methodology, Restful Apis
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