DLT Lab Technologies Softwaretest Engineer Interview Questions and Answers

Q1. Questions Related to Previous Role
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Q1. Technical Questions Related To testing tools and Reporting tools.
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Q1. Salary Expectation and career path
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Q1. How to manage managers
Ans. 
Managing managers involves clear communication, setting expectations, providing support, and building trust.
• Establish clear communication channels with managers to ensure alignment on goals and expectations.

• Set clear expectations for performance and provide regular feedback to help managers improve.

• Provide support and resources to help managers succeed in their roles.

• Build trust by being transparent, fair, and consiste...read more
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Q2. How could Equifax make profit
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Equifax can make profit by offering credit monitoring services, selling data analytics to businesses, and providing identity theft protection.
• Offering credit monitoring services to individuals and businesses

• Selling data analytics to businesses for targeted marketing

• Providing identity theft protection services to consumers

• Charging fees for credit reports and credit scores
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50 Questions in 1 hour

Pattern and basic programming questions

Q1. Basic Java, SQL, and project-related questions
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Simple String or list releted questions for Arranging a string some conditions wise

Q1. Count number after decimal value What is decorator What is abstraction in python
Ans. 
To count number after decimal value in Python, use string manipulation or math module.
• Use string manipulation to count number of digits after decimal point

• Use math module to round off the number and then subtract the original number to get the digits after decimal point

• Example: num = 3.14159, str_num = str(num), decimal_index = str_num.index('.') + 1, digits_after_decimal = len(str_num) - decimal_index
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Basic aptitude test and was unproctored

Q1. It was a online technical round
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Q1. What is singleton design pattern
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Singleton design pattern restricts the instantiation of a class to a single instance and provides global access to it.
• Used when only one instance of a class is required throughout the application

• Provides a global point of access to the instance

• Implemented using a private constructor, static method, and static variable

• Example: Logger class, Database connection class
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Q2. C# LINQ queries for group and sum data from data table
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C# LINQ queries for group and sum data from data table
• Use GroupBy() method to group data based on a specific column

• Use Sum() method to calculate the sum of a column

• Use Select() method to select the required columns
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Q3. Solid design principles
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Solid design principles are a set of guidelines for writing maintainable and scalable code.
• Single Responsibility Principle (SRP) - each class should have only one responsibility

• Open/Closed Principle (OCP) - classes should be open for extension but closed for modification

• Liskov Substitution Principle (LSP) - subclasses should be able to replace their parent classes without affecting the program's correctness

• Interface Se...read more
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Q4. OOPS concepts ,like association and all
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MCQ questions on OS, JS and HTML

Basic Questions from resume. String/Array DSA questions

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Q1. Java related questions
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Q2. Based on the resume
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