CSG International Sdet Engineer Interview Questions and Answers

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Q1. Nice and nice and nice and nice
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Q2. Rjd ke liye message Kiya tha na
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Aptitude test and attribute of the day of the day of the day of

General apptitude and 2 easy coding questions.

Q1. What polymorphism
Ans. 
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• 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: Animal class with methods eat() and sleep(). Dog and Cat classes can override these methods to have t
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Q2. What is virtualization
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Virtualization is the process of creating a virtual version of a device or resource, such as a server, storage device, network or operating system.
• Virtualization allows multiple virtual instances to run on a single physical machine

• It helps in optimizing resources and increasing efficiency

• Examples include VMware, VirtualBox, and Hyper-V
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Q1. Work Experience?
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Q2. Questions Regarding CV ?
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Q3. Question on Xpath (Selenium)
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Q4. Questions on Python basic coding
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Q5. Questions on API Testing
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Q1) Write a functions to perform all CRUD in api.
Q2) Given two sorted list
ar1 =[1,2,3,4,7,7,12,18,19]
ar2 = [3, 4, 7, 7,14, 18, 19]

You can add and find largest sum but you can switch when ar1 and ar2 have same numbers.

Solution: you can base your solution on merge algo and recursively call your function to return largest sum possible.

Q1. Git workflow and xpath. Reverse a string
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Q1. Leetcode Interview Question company tag atlassian. Some modifications of those
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Q1. Design a web crawler
Ans. 
Design a web crawler to fetch and index web pages
• Start by defining the scope of the crawler (e.g. which websites to crawl)

• Implement a system to fetch web pages using HTTP requests

• Parse the HTML content to extract relevant information (e.g. links, text)

• Store the extracted data in a database or index for later retrieval

• Implement a scheduling mechanism to prioritize and manage the crawling process
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Frequency array, java collection, missing number

Q1. What is React Context?
Ans. 
React Context is a feature in React that allows data to be passed down the component tree without having to pass props manually.
• Context provides a way to share values like themes, user data, etc. across the component tree.

• It avoids prop drilling, where props are passed down multiple levels to reach a component that needs them.

• Context consists of two parts: a Provider component that provides the data and a Consumer comp...read more
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Q2. What is meant by closure in javascript?
Ans. 
Closure is a function that has access to its parent scope, even after the parent function has closed.
• Closure is created when a function is defined inside another function.

• The inner function has access to the outer function's variables and parameters.

• The outer function returns the inner function, which can be called later with the parent scope still accessible.

• Closures are used for data privacy, event handlers, and call
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Q3. What are the complicated tasks you've done exceeding everyone's expectation?
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Q4. Algorithm to convert roman numeral to numbers?
Ans. 
Algorithm to convert roman numeral to numbers
• Create a dictionary to map roman numerals to their corresponding values

• Iterate through the roman numeral string from right to left

• If the current value is less than the previous value, subtract it from the total

• If the current value is greater than or equal to the previous value, add it to the total

• Return the total
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Q1. What is React context?
Ans. 
React context is a way to pass data through the component tree without having to pass props down manually at every level.
• Context provides a way to share values like a theme or user data across the component tree.

• It avoids prop drilling and makes the code cleaner and more maintainable.

• Context consists of two parts: a Provider component that provides the data and a Consumer component that consumes the data.

• Context can be...read more
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Q2. What is abstract class in javascript?
Ans. 
There is no abstract class in JavaScript.
• JavaScript does not have a built-in abstract class concept.

• However, it is possible to create abstract classes using functions and prototypes.

• Abstract classes are used as blueprints for other classes to inherit from.

• They cannot be instantiated on their own and must be extended by a subclass.

• Abstract methods can be defined in the abstract class and must be implemented in the subcl
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Q3. What is meant by function overloading and function overriding?
Ans. 
Function overloading is when multiple functions have the same name but different parameters. Function overriding is when a subclass provides its own implementation of a method that is already present in the parent class.
• Function overloading is used to provide multiple ways to call a function with different parameters.

• Function overriding is used to provide a specific implementation of a method in a subclass.

• Function ove...read more
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Q4. Implement counter in react app
Ans. 
Implement a counter in a React app
• Create a state variable to hold the count

• Render the count in the UI

• Add buttons to increment and decrement the count

• Update the state variable on button click
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