Greytrix Senior Salesforce Developer Interview Questions and Answers

Q1. 1. Ask all questions related laravel
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Q2. 1. Ask questions related database mysql
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Timea and work,time and distance

Mettl , easyrotate array , reverse strign

Medium level coding questions

Topic related to the domain is the main focus, communication is checked.

Q1. Here the experts going to ask the questions and purely technical questions.
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Q1. The HR Round is the easiest one to tackle they would try to know your personality.
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Q1. Can you provide details about your last job?
Ans. 
In my last job, I worked as a software developer focusing on web applications and improving user experience through innovative solutions.
• Developed a responsive web application using React and Node.js, enhancing user engagement by 30%.

• Collaborated with cross-functional teams to gather requirements and deliver features on time.

• Implemented RESTful APIs to streamline data exchange between the front-end and back-end.

• Conduct...read more
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Q2. Work experience
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Q1. What is the process for creating a star pattern?
Ans. 
Creating a star pattern involves using loops to print stars in a specific arrangement, often resembling geometric shapes.
• Determine the size of the pattern (e.g., number of rows).

• Use nested loops: an outer loop for rows and an inner loop for columns.

• For a right-angled triangle, print stars incrementally: 1 star in the first row, 2 in the second, etc.

• For a pyramid shape, center the stars by adding spaces before printing ...read more
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Q2. What is Object-Oriented Programming (OOP) in Java?
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Object-Oriented Programming (OOP) in Java is a programming paradigm based on objects that encapsulate data and behavior.
• Encapsulation: Bundling data and methods that operate on the data within one unit (class). Example: class Car { int speed; void accelerate() {...} }

• Inheritance: Mechanism to create a new class using properties of an existing class. Example: class ElectricCar extends Car {...}

• Polymorphism: Ability to p...read more
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Q1. Explain the Life cycle of Mobile application?
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The mobile application life cycle includes stages from development to deployment and maintenance, ensuring optimal performance and user experience.
• 1. Development: Writing code using languages like Swift for iOS or Kotlin for Android.

• 2. Testing: Conducting unit tests, integration tests, and user acceptance tests to ensure functionality.

• 3. Deployment: Releasing the app on platforms like Google Play Store or Apple App Sto...read more
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Q2. How can we find Max and Min salary in single query?
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Use SQL's aggregate functions to find both max and min salary in a single query efficiently.
• Use the SQL query: SELECT MAX(salary) AS MaxSalary, MIN(salary) AS MinSalary FROM Employees;

• This query retrieves the highest and lowest salaries from the Employees table in one go.

• Aggregate functions like MAX() and MIN() can be used together in the SELECT statement.

• Ensure the salary column is numeric to avoid errors during aggre...read more
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