3 Minds Digital Intern Interview Questions and Answers

Q1. Laravel framework question.
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Q1. Laravel framework question
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Q1. What is difference between method and constructor
Ans. 
Methods are functions within a class that perform specific tasks, while constructors are special methods used to initialize objects.
• Methods can be called multiple times, constructors are called only once during object creation

• Methods have return types, constructors do not have return types

• Constructors have the same name as the class, methods have unique names
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Q2. Increment operator
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Q3. Architeture of jvm
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JVM is the virtual machine that runs Java bytecode, providing platform independence.
• JVM stands for Java Virtual Machine

• It is responsible for interpreting Java bytecode and executing it on the underlying hardware

• JVM provides features like garbage collection, security, and memory management

• JVM has different components like Class Loader, Runtime Data Areas, Execution Engine, and Native Method Interface
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1st round was a simple application round for a game

Got an assignment to perform in excel about data analysis for churn prediction. Performed in excel. 70% focus was on skills and 30% on analysis.

HTML, HTML5 ,CSS , Bootstrap, javaScript

First there was aptitude round

The coding question was average level

Q1. Resumes and project related questions were asked
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Q2. Explain you project
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Q3. How to create external tab link
Ans. 
To create an external tab link, use HTML anchor tag with target attribute set to _blank.
• Use <a> tag in HTML with href attribute pointing to the external link

• Set the target attribute of the <a> tag to _blank to open the link in a new tab

• Example: <a href='https://www.example.com' target='_blank'>External Link</a>
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Software testing and coding related questions

Programming test coding

Q1. Myself intro HR subject question with answer
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Q2. Subject related questions
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Q3. What is types software testing
Ans. 
Types of software testing include unit testing, integration testing, system testing, and acceptance testing.
• Unit testing focuses on testing individual components or modules of the software.

• Integration testing involves testing how different modules work together.

• System testing checks the entire system as a whole.

• Acceptance testing ensures that the software meets the requirements of the end users.
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Q4. What is unit testing
Ans. 
Unit testing is a software testing method where individual units or components of a software are tested in isolation.
• Unit testing helps in identifying bugs early in the development process.

• It ensures that each unit of code is working as expected.

• Unit tests are automated and can be run frequently to catch regressions.

• Mocking and stubbing are often used in unit testing to isolate the unit being tested.

• Example: Testing a ...read more
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Q5. What is integration testing
Ans. 
Integration testing is testing the interactions between different components/modules of a software system.
• Tests how well different parts of the system work together

• Ensures that data flows correctly between components

• Identifies any issues with communication or data transfer

• Examples: testing API integrations, testing database connections
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Q6. What is types of software testing
Ans. 
Types of software testing include unit testing, integration testing, system testing, and acceptance testing.
• Unit testing focuses on testing individual components or modules of the software.

• Integration testing involves testing the interactions between different components/modules.

• System testing tests the entire system as a whole.

• Acceptance testing is performed to validate if the software meets the requirements of the st
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Q7.  What is integration testing
Ans. 
Integration testing is testing the interactions between different components or systems to ensure they work together correctly.
• Integration testing verifies that different modules or components of a software work together as expected.

• It focuses on testing the interfaces and interactions between components.

• Examples include testing the integration between a front-end user interface and a back-end database, or between diff
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Q1. Questions on vlook up, h-look up, pivot and if else condition
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Q2. You must know how to use vlook up, h-look up and if-else condition
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Excel file was give, used sumifs, countifs , index match formulas