Codezeros Qa Automation Testing Engineer Interview Questions and Answers

Basics computer fundamentals questions like oops dsa dbms sql

5 coding questions , 2 are easy 3 medium

50 questions should be answered in 45 minutes. They include Aptitude, OS, Pseudo codes, micro processors etc

5 questions will be given 1 easy 2 med 2 hard. Atleast 3 and more should be done

Q1. This is the only interview. No HR will be there. Mostly about the one of the codes that have given in the second round. Some technical questions include oops concepts, SQL etc
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Q2. Why do we use JS for Web development Why not Python?
Ans. 
JS is used for web development due to its compatibility with browsers, asynchronous capabilities, and large community support.
• JavaScript is the only language that can be executed in the browser, making it essential for client-side scripting.

• JS has asynchronous capabilities, allowing for non-blocking operations which are crucial for web development.

• There is a large community of developers using JS for web development, p...read more
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MCQ on computer fundamentals

5 DSA questions medium , hard lvl

Q1. About myself and my project overview
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Q2. Oops , Abstraction in detail and mysql and nosql diff
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Q3. DSA questions on Array , Graph and DP
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50 questions were given and we were supposed to solve it in 45 mins. But from what I've heard only 12 students made it to the next round.

Didn't qualify but it consisted of leetcode medium-hard questions.

2 problem was given to solve
1) Smallest Negative balance - -----%20America%20-%20Weekly%20Algorithm%20Challenges/Week%2021%20Algorithm%20Challenge/Smallest%20Negative%20Balance.md
2) Find the absolute difference between alpha & beta from the array.
Alpha -An element k in a array occurs k consecutive time
Beta - An element k in an array occurs k consecutive time starting from index k

Sample input
Arr[] = {2,2,2,4,4,4,4,1,2,2]
Output
Alpha - 3
Beta - 1
Absolute difference - 1

Note : consider array index starts with 1

Q1. Basic of Java , programs
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Q2. Selenium ,xpath
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Q1. Testing framework,oops concept in framework,use of collection in your testing framework,Xpath,webdriver methods,data provider,git commands,reverse number program,
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Q2. Diff between list and set
Ans. 
List is an ordered collection of elements with duplicates allowed, while set is an unordered collection of unique elements.
• List maintains the order of elements, while set does not guarantee any specific order.

• List allows duplicate elements, while set does not allow duplicates.

• List is typically implemented using arrays or linked lists, while set is implemented using hash tables or trees.
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Q3. GetWindowHandles written type
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Q4. FindElements written type

Ans. 

findElements method is used to locate multiple elements on a web page based on a given locator strategy.

• findElements method returns a list of WebElements matching the specified locator strategy.

• Common locator strategies include ID, class name, tag name, name, xpath, and css selector.

• Example: List elements = driver.findElements(By.xpath("//div[@class='example']"));

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