Contrado Imaging Interview Questions and Answers

Q1. Explain solid principles?
Ans. 
SOLID principles are a set of five design principles that help make software designs more understandable, flexible, and maintainable.
• S - Single Responsibility Principle: A class should have only one reason to change.

• O - Open/Closed Principle: Software entities should be open for extension but closed for modification.

• L - Liskov Substitution Principle: Objects of a superclass should be replaceable with objects of its sub...read more
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Q2. Explain any of design pattern which you used
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I have used the Singleton design pattern in my projects.
• Singleton pattern ensures a class has only one instance and provides a global point of access to it.

• It is useful when you want to restrict the instantiation of a class to only one object.

• Example: Creating a Logger class that should have only one instance throughout the application.
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Q3. How to add versioning in web api
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Versioning in web API allows for managing different versions of the API to ensure compatibility with clients.
• Use URL versioning by including the version number in the URL path (e.g. /api/v1/resource)

• Use query string versioning by including the version number as a query parameter (e.g. /api/resource?version=1)

• Use header versioning by including the version number in a custom header (e.g. X-API-Version: 1)
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Q1. How would you perform Patch Management ?
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Performing Patch Management involves regularly updating software to protect systems from vulnerabilities.
• Create a patch management policy outlining procedures and responsibilities

• Regularly scan systems for missing patches

• Test patches in a controlled environment before deploying to production

• Schedule patch deployments during maintenance windows to minimize disruption

• Monitor patch deployment status and ensure all systems...read more
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Q1. Cms management and .net overview
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Q1. How you handle such situaltions
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I handle challenging situations by staying calm, analyzing the problem, seeking help if needed, and finding a solution.
• Remain calm and composed under pressure

• Analyze the problem thoroughly to understand the root cause

• Seek assistance from colleagues or mentors if necessary

• Brainstorm potential solutions and evaluate their feasibility

• Implement the best solution and monitor its effectiveness
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They will give a test with some requirements

Q1. After passing the test, they will ask some technical questions
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Q1. Why are you looking for a change?
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Q2. Why should we hire you?
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Q3. Share details of your previous job.
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Q4. What are your salary expectations?
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Q5. Are you ok with relocate the place?
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