Cybage QA Automation Engineer Interview Questions and Answers

Q1. What is a constructor and it's purpose?
Ans. 
A constructor is a special type of method in a class that is automatically called when an object of that class is created.
• Constructors have the same name as the class they belong to

• They are used to initialize the object's state or perform any necessary setup

• Constructors can have parameters to customize the initialization process

• Example: public class Car { public Car(String color) { this.color = color; } }
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Q2. Can you override a Static Method?
Ans. 
Yes, a static method can be overridden in Java using the concept of method hiding.
• In Java, static methods cannot be overridden in the traditional sense like instance methods.

• When a subclass defines a static method with the same signature as a static method in the superclass, it is called method hiding.

• Method hiding does not follow polymorphism and is resolved at compile time based on the reference type.

• Example: class...read more
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Q3. Can you create a Static local variable inside a Static method
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Yes, a static local variable can be created inside a static method.
• Yes, a static local variable can be declared inside a static method in programming languages like C++.

• Static local variables retain their values between function calls.

• Example: static void myStaticMethod() { static int count = 0; count++; }
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Q4. What is the memory allocation for a String?
Ans. 
String memory allocation is dynamic and depends on the length of the string.
• String memory allocation is dynamic and can change based on the length of the string.

• In Java, a String object is stored in the heap memory.

• Each character in a String typically takes up 2 bytes of memory.

• String objects in Java are immutable, meaning once a String object is created, it cannot be changed.
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Q5. Can you create a Static method inside an Abstract class or Interface?
Ans. 
Yes, you can create a static method inside an abstract class or interface.
• Static methods can be defined in interfaces since Java 8.

• Static methods in interfaces are used for providing utility methods that are not tied to any specific instance of the interface.

• Static methods in abstract classes can be used for common functionality that does not require an instance of the class.
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Q6. What is the Parent class of Java?
Ans. 
The parent class of Java is the Object class.
• All classes in Java are directly or indirectly derived from the Object class.

• The Object class is the root class in Java's class hierarchy.

• It provides methods that are common to all objects in Java, such as toString(), equals(), and hashCode().
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Q7. What is Window Handles in Selenium?
Ans. 
Window Handles in Selenium are unique identifiers used to handle multiple browser windows in a Selenium test script.
• Window Handles are unique alphanumeric strings assigned to each browser window opened by Selenium.

• They are used to switch between different browser windows during a test script execution.

• Window Handles can be obtained using getWindowHandles() method in Selenium.

• Example: Set handles = driver.getWindowHandl
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Q1. Basic selenium and Basic Java
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Q1. Java Program - Reverse a string Selenium - stale element
Ans. 
Reverse a string using Java program and handle stale element in Selenium
• Create a Java program to reverse a string using StringBuilder or char array

• In Selenium, handle stale element exception by refreshing the element or using WebDriverWait

• Example: Java program - input: 'hello', output: 'olleh'; Selenium - handle stale element by refreshing the element before interacting with it
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Q1. What is your expected salary
Ans. 
My expected salary is based on my experience, skills, and the market rate for Automation Test Engineers.
• I have researched the average salary range for Automation Test Engineers in this location.

• I am looking for a competitive salary that reflects my expertise in automation testing.

• I am open to negotiation based on the overall compensation package offered.
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Q1. Multiple questions on Linux , how to get a process id, how to kill a process, what is difference between process and thread, what is the difference between concurrent and parallel process etc.
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Q2. Few scenario based questions around linux systems, how will you trouble shoot if client not able to connect to servers running an appilcation.
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Q3. Testing related questions, what is diff between Performance and Scale testing, where to use which one
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Q1. Coding questions basics, related to file handling, parsing files, etc.
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Q2. Linux based questions - scenarios where multiple clients trying to write to same file, how till integrity of file be maintained and how will server manager the data does not get corrupted.
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Write program to find occourance of character

Q1. Oops concepts like inheritance overriding
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Q2. Api automation question like serialization and deserialization
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Q1. What is your salary expectation
Ans. 
My salary expectation is based on my experience, skills, and the market rate for Automation Test Analyst roles.
• Consider my years of experience in automation testing

• Take into account my certifications and specialized skills

• Research the current market rate for Automation Test Analyst positions in this location

• Open to negotiation based on benefits package offered
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30 mins - interview duration
C# OOPS, Selenium and Manual testing concepts

Q1. BDD Cucumber basic questions
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Q2. Java programs on oops, collection
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Q3. Questions on appium/mobile testing
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Q4. Questions on git and jenkins
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Q1. Reverse a string
Ans. 
Function to reverse a given string.
• Create an empty string to store the reversed string.

• Iterate through the original string in reverse order and append each character to the new string.

• Return the reversed string.
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Q2. Collections
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