Tech Mahindra Test Manager Interview Questions and Answers

Q1. Tell me something about yourself?
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Q1. What is your strength?
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Q1. How do you like to be managed
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Q1. Related to Testing and Test lead
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Q1. Salary discussion and notice period
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Q1. What are the different types of waits in Selenium?
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Q2. What is a Java program for identifying vowels?
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Q3. What is the difference between smoke testing and sanity testing?
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Q4. What is the purpose of a sprint retrospective meeting?
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Q5. What are the uses of Selenium 4?
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Q6. How do you manage dropdown menus?
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Q7. What is the difference between a scenario and a scenario outline?
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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
Ans. 
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. Appium architecture
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Q2. Java oops concepts n where did u apply that in automation framework
Ans. 
Java OOPs concepts are used in automation framework design for better code organization and reusability.
• Encapsulation: Used to hide the internal implementation details of classes and provide access through methods.

• Inheritance: Allows for code reuse by creating parent-child relationships between classes.

• Polymorphism: Enables methods to behave differently based on the object they are called on.

• Abstraction: Helps in defin...read more
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Q3. How to handle otp
Ans. 
OTP can be handled by generating, sending, and verifying it in automated tests.
• Generate OTP using a random number generator

• Send OTP to the user via email, SMS, or any other communication channel

• Verify OTP entered by the user against the generated OTP
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Q4. How start appium in automation
Ans. 
To start Appium in automation, you need to install Appium server, set up desired capabilities, and run the server.
• Install Appium server using npm install -g appium

• Set up desired capabilities in your test script

• Start the Appium server using the command appium
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Q5. What are the types of mobile apps
Ans. 
Types of mobile apps include native apps, web apps, and hybrid apps.
• Native apps are developed for specific platforms like iOS or Android

• Web apps are accessed through a web browser and do not need to be downloaded from an app store

• Hybrid apps combine elements of both native and web apps

• Examples include Instagram (native), Twitter (web), and Uber (hybrid)
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Q6. Program to remove duplicate letters in a string
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Program to remove duplicate letters in a string
• Iterate through the string and keep track of seen characters in a set

• Append characters to a new string only if they are not already in the set

• Return the new string without duplicate letters
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Q7. How to perform swipe action in mobile devices
Ans. 
Swipe action in mobile devices can be performed using swipe() method in Appium or TouchAction class in Selenium.
• Use swipe() method in Appium to perform swipe action in mobile devices

• Alternatively, use TouchAction class in Selenium for swipe action

• Specify the start and end coordinates for the swipe action

• Adjust the duration and speed of the swipe as needed
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Q1. Write java program to print sum of digits from a given string eg: "abcd23"
Ans. 
Java program to print sum of digits from a given string
• Iterate through each character in the string

• Check if the character is a digit using Character.isDigit() method

• Convert the digit character to integer using Character.getNumericValue() method

• Sum up all the digits found in the string
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Q2. Explain oops concepts used in your framework with example?
Ans. 
OOPs concepts used in the framework include inheritance, polymorphism, encapsulation, and abstraction.
• Inheritance is used to create a parent-child relationship between classes. For example, a base class 'Page' can be inherited by 'HomePage' and 'LoginPage' classes.

• Polymorphism allows objects of different classes to be treated as objects of a common superclass. For instance, a 'click' method can be implemented different...read more
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Q3. Explain polymorphism
Ans. 
Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example of compile-time polymorphism: function overloading in Java.

• Example of runtime polymorphism: method overriding in Java
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Q4. Java program to print the sum of elements in string array eg: String[] arr = {"1","2","3"}
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Java program to print the sum of elements in a string array.
• Convert each element in the string array to an integer using Integer.parseInt()

• Sum up all the integers to get the total sum
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Aptitude Test Online

Case study - Data domain

Q1. General ETL Testing questions
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Q2. General Testing questions
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Q1. Managerial Questions
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Q2. Agile and Scrum questions
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