Allerin Tech Software Developer Interview Questions and Answers

Q1. Don't remember so I have no
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Q2. I can't remember it
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Q1. I don't know the res
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Q2. I can't remember it
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Aptitude and 2 coding problems- easy to medium

Q1. Duplicate number code
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Q1. Java oops concepts
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Q1. Self intro for yourself
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It is very impressive work on Josh technology assessment because we learn many new skills.

Q1. What is api and how it is work ?
Ans. 
API stands for Application Programming Interface. It is a set of rules and protocols that allows different software applications to communicate with each other.
• APIs define the methods and data formats that applications can use to request and exchange information.

• APIs can be used to access services provided by other software applications, such as retrieving data from a database or sending notifications.

• Examples of APIs ...read more
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Q2. What is software development life cycle and which steps are following?
Ans. 
Software development life cycle (SDLC) is a process used by software developers to design, develop, and test software.
• 1. Planning: Define the project scope, requirements, and objectives.

• 2. Analysis: Gather and analyze user requirements.

• 3. Design: Create a detailed design of the software.

• 4. Implementation: Develop the software based on the design.

• 5. Testing: Test the software for bugs and issues.

• 6. Deployment: Release t...read more
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Asked related to python

Q1. Tell me about yourself
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Q2. Explain the project in resume
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Q1. Difference between string and string builder.
Ans. 
String is immutable, while StringBuilder is mutable and more efficient for concatenating strings.
• String is immutable, meaning once created, its value cannot be changed. StringBuilder is mutable, allowing for modifications without creating new objects.

• String concatenation creates a new string object each time, while StringBuilder modifies the existing object directly.

• StringBuilder is more efficient for concatenating mul...read more
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Q2. What is async and await
Ans. 
Async and await are keywords in JavaScript used to work with asynchronous code.
• Async is used to define a function as asynchronous, allowing it to run in the background without blocking the main thread.

• Await is used to pause the execution of an async function until a Promise is settled, and then resumes the function with the resolved value.

• Async/await is a more readable and cleaner way to write asynchronous code compare...read more
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Moderate difficult challenge in control

Q1. Describe your project
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Q1. Coding assessment of distance
Ans. 
Calculate the distance between two points in a 2D plane.
• Use the distance formula: sqrt((x2 - x1)^2 + (y2 - y1)^2)

• Ensure input validation for coordinates

• Consider edge cases like points being the same or on the same axis
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Q2. Code assess of measure
Ans. 
Code assessment measures the ability of a software developer to write efficient and effective code.
• Code quality and readability are important factors in code assessment.

• Efficiency and performance of the code are also key aspects to consider.

• Ability to solve complex problems and think critically is evaluated through code assessment.

• Knowledge of programming languages, algorithms, and data structures is tested in code ass...read more
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