KONE Test Engineer Interview Questions and Answers

Q1. Explain Compilation process steps?
Ans. 
Compilation process involves several steps to convert source code into executable code.
• Preprocessing: Includes header file inclusion, macro expansion, and conditional compilation.

• Compilation: Translates source code into assembly code.

• Assembly: Converts assembly code into machine code.

• Linking: Combines object files and libraries to create an executable file.

• Loading: Loads the executable file into memory and prepares it
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Q1. Normalization in SQL, What is Cursor in SQL
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Normalization in SQL is the process of organizing data in a database to reduce redundancy and improve data integrity. A cursor in SQL is a database object used to retrieve and manipulate data row by row.
• Normalization in SQL involves breaking down a large table into smaller tables and defining relationships between them to reduce redundancy.

• Cursors in SQL are used to fetch and process individual rows returned by a query...read more
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Q2. .Net Core and API based questions
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Q3. Abstract and interface difference
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Abstract classes can have both abstract and non-abstract methods, while interfaces can only have abstract methods.
• Abstract classes can have constructors, fields, and non-abstract methods along with abstract methods

• Interfaces can only have abstract methods and constants

• A class can implement multiple interfaces but can only inherit from one abstract class
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Q4. Const and read only difference in C#
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Const keyword is used to declare constants at compile time, while read-only keyword is used to create immutable fields that can only be assigned a value at runtime.
• Const values are determined at compile time and cannot be changed, while read-only values can only be assigned a value once at runtime.

• Const fields are implicitly static, while read-only fields are not.

• Example: const int x = 5; read-only int y = 10;
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Q5. Azure basic fundamental questions
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Q6. Sample query to join tables using SQL
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Sample query to join tables using SQL
• Use the JOIN keyword to combine rows from two or more tables based on a related column between them

• Specify the columns to be selected from each table

• Use the ON keyword to specify the join condition
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Q1. What is cypress ?
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Cypress is a JavaScript-based end-to-end testing framework for web applications.
• Cypress allows for easy and fast testing of web applications

• It provides a clean and simple syntax for writing tests

• Cypress can simulate user interactions and test the application's functionality

• It has built-in support for debugging and time-travel features
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Q2. What is selenium in testing
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Selenium is a popular open-source automation testing tool used for web application testing.
• Selenium is used for automating web browsers to test web applications.

• It supports multiple programming languages like Java, Python, C#, etc.

• Selenium WebDriver is the most commonly used component for writing test scripts.

• Selenium IDE is a record and playback tool for creating quick test scripts.

• Selenium Grid allows running tests o...read more
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Q1. Basic and advanced concepts
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Q1. Tell me about your work experience
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Q2. What's the new VRF tech in Daikin
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Q3. Ikwtr comparison for chiller and vrf
Ans. 
Chiller and VRF systems differ in their cooling capacity, efficiency, and cost.
• Chillers are better suited for large commercial buildings with high cooling loads.

• VRF systems are more efficient and cost-effective for smaller buildings or individual rooms.

• Chillers use water as a cooling medium, while VRF systems use refrigerant.

• Chillers require more maintenance and have a longer lifespan than VRF systems.

• VRF systems offer...read more
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Q1. How would you handle different meetings at a time.
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Why are you looking for a change?
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Q1. Introduction, jobs & responsibility
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Q1. As per CV all question
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Q1. Once again introduction, pervious company details information & salary discussion
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