Data Template Infotech Interview Questions, Process, and Tips

Q1. Find max in array
Ans. 
Find the maximum value in an array of strings.
• Iterate through the array and compare each element to find the maximum value.

• Convert the strings to numbers if needed before comparison.

• Handle edge cases like empty array or non-numeric strings.
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Q1. What is DOM in js
Ans. 
DOM stands for Document Object Model in JavaScript, which represents the structure of a webpage as a tree of objects.
• DOM is a programming interface for web documents.

• It allows scripts to dynamically access and update the content, structure, and style of a webpage.

• DOM represents the HTML elements as objects, allowing manipulation through JavaScript.

• Example: document.getElementById('myElement') retrieves an element with
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Q1. Normal discussion regarding the role
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Q1. What are the responsibilities of hr when new joiners joins the company?
Ans. 
HR responsibilities for new joiners include onboarding, orientation, training, and ensuring a smooth transition into the company.
• Conducting orientation sessions to familiarize new employees with company policies and culture

• Facilitating the onboarding process by coordinating with various departments

• Providing necessary training and resources for new employees to excel in their roles

• Ensuring all paperwork and documentatio...read more
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Basic multiple-choice

Q1. Basic and advanced jav
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Q2. Opps concepts and explanation, interface, abstraction difference
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Q3. MVC flow and architecture
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Q4. Hibernate interview questions
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Q1. Normal only HR questions
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Normal Question, about yourself. About previous job

Q1. Job responsibilities, AWS services, devops tools, gift,docker,jenkinsetc..
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Q1. Linux commands, project flow, brief explanations of tools which are used in the project , scripting
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Q1. Negotiation on salary and required certificates, joining date,,,
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Q1. What are the oops concepts?
Ans. 
Object-oriented programming concepts that help in designing and implementing software systems.
• Encapsulation: bundling data and methods together

• Inheritance: creating new classes from existing ones

• Polymorphism: using a single interface to represent different types

• Abstraction: hiding complex implementation details

• Encapsulation: grouping related data and methods together

• Association: relationship between classes

• Composition:...read more
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Q2. What are the annotations we used in springboot application?
Ans. 
Annotations used in Spring Boot applications
• 1. @RestController - Marks a class as a controller that handles HTTP requests

• 2. @RequestMapping - Maps HTTP requests to handler methods

• 3. @Autowired - Injects dependencies into a bean

• 4. @Service - Marks a class as a service component

• 5. @Repository - Marks a class as a repository component

• 6. @Component - Marks a class as a generic Spring component

• 7. @Configuration - Indicates ...read more
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Q3. What is abstract n abstarct methods in java
Ans. 
Abstract classes and methods in Java provide a way to define common behavior that can be inherited by subclasses.
• An abstract class is a class that cannot be instantiated and is meant to be extended by other classes.

• An abstract method is a method that is declared without an implementation in an abstract class.

• Subclasses of an abstract class must provide an implementation for all abstract methods.

• Abstract classes can hav...read more
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Q4. Java 8 futures?
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