Seasia Infotech QA Engineer Trainee Interview Questions and Answers

Round duration - 40 minutes
Round difficulty - Medium

Asked about time complexity of algorithm, puzzles, DBMS, cutting edge technologies etc. What are indexes?

Q1. 
Flip Bits Problem Explanation
Given an array of integers ARR of size N, consisting of 0s and 1s, you need to select a sub-array and flip its bits. Your task is to return the maximum count of 1s that can b...read more
Ans. 
Given an array of 0s and 1s, find the maximum count of 1s by flipping a sub-array at most once.
• Iterate through the array and keep track of the maximum count of 1s obtained by flipping a sub-array.

• Consider flipping a sub-array from index i to j and calculate the count of 1s in the resulting array.

• Return the maximum count of 1s obtained by flipping a sub-array at most once.
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Round duration - 20 minutes
Round difficulty - Medium

Asked 1 standard algorithm

Q1. 
Number of Islands Problem Statement
You are provided with a 2-dimensional matrix having N rows and M columns, containing only 1s (land) and 0s (water). Your goal is to determine the number of islands in t...read more
Ans. 
Count the number of islands in a 2D matrix of 1s and 0s.
• Iterate through the matrix and perform depth-first search (DFS) to find connected 1s.

• Mark visited cells to avoid redundant traversal.

• Increment island count whenever a new island is encountered.
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Q1. Sql server table releated questions by the team
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Q1. What is threadlevel data paga and clipboard, difference between these two
Ans. 
Threadlevel data page and clipboard are both storage areas in Pega platform, but with different scopes.
• Threadlevel data page is a storage area that is specific to a single thread of execution.

• Clipboard is a storage area that is shared across threads and is used to store data that needs to be accessed across multiple requests.

• Threadlevel data page is created and destroyed with the thread, while clipboard persists across...read more
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Q2. What is declare expression,how to configure
Ans. 
Declare expression is a rule that defines a value or a property in Pega Platform.
• Declare expressions are used to calculate values that are used in decision-making.

• They can be configured in the Declare Expression rule form.

• They can reference properties, functions, and other declare expressions.

• They can be used in data transforms, activities, and other rules.

• Examples include calculating a customer's age based on their bi...read more
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Q1. OOPS, Design Patterns, SOLID Principles
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Q2. Logical Programming
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Basic coding question will be there

Q1. Opps , dbms , data structure
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Q2. Explain about inheritence
Ans. 
Inheritance is a mechanism in object-oriented programming where a class can inherit properties and methods from another class.
• Inheritance allows for code reuse and promotes code organization.

• The class that is being inherited from is called the parent or base class.

• The class that inherits from the parent class is called the child or derived class.

• The child class can access all the public and protected members of the par...read more
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It was easy. it have aptitude and some technical question

Q1. It was an easy question on string and ASCII based
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Q1. Oops, sql, project, os
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Q1. General Questions
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Asked many Tecnical Questions with live Coding

Q1. Technical Background
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Q2. Tell me About yourself
Ans. 
I am a passionate software engineer with experience in developing web applications using various technologies.
• Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular

• Proficient in backend development with Node.js and databases like MongoDB and MySQL

• Familiar with version control systems like Git and deployment tools like Heroku

• Strong problem-solving skills and ability
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Q3. Some technical questions
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Q4. And EarlierJob Experiences
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