Sinch QA Engineer Interview Questions and Answers

Q1. Interview based on telecom domain so asked about telecom project
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Q2. Some questions of SQL
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Q1. What is STLC ...what is Maven
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Q2. Reverse string program..
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Q1. Basic questions about core Java, collection framework
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Q1. Basic HR and behavioural questions
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Q1. Self Introduction
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Q2. Coding question from Leetcode 347
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Q1. What does ac does
Ans. 
AC stands for alternating current, a type of electrical current where the flow of electric charge periodically reverses direction.
• AC is commonly used in homes and businesses for powering electrical devices.

• AC is generated by power plants and distributed through power lines.

• AC can be converted to DC (direct current) using devices like rectifiers.

• Examples of AC-powered devices include refrigerators, air conditioners, and
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Q2. What id difference between qc and qe
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QC focuses on testing the product to identify defects, while QE focuses on preventing defects through process improvements.
• QC (Quality Control) involves testing the product to identify defects and ensure it meets quality standards.

• QE (Quality Engineering) focuses on preventing defects by improving processes and implementing quality standards.

• QC is reactive, while QE is proactive.

• QC involves finding and fixing defects, ...read more
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Easy very simple questions sked in test

Q1. Tell me about yourself
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Q2. Explain SDLC
Ans. 
SDLC stands for Software Development Life Cycle, a process used to design, develop, and test software.
• SDLC is a systematic process for building software applications.

• It includes phases like planning, analysis, design, implementation, testing, and maintenance.

• Each phase has specific goals and deliverables to ensure the quality and success of the software.

• Examples of SDLC models include Waterfall, Agile, and DevOps.
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Q1. WAP to run same test case 100 times
Ans. 
Write a program to run the same test case 100 times
• Use a loop to iterate 100 times

• Call the test case function inside the loop

• Track the results of each iteration if needed
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Q2. WAP to get duplicate char count
Ans. 
A program to count the number of duplicate characters in an array of strings.
• Iterate through each string in the array

• For each string, iterate through each character and count the occurrences

• Store the count of each character in a map or dictionary

• Return the characters with count greater than 1
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Q1. Define framework
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A framework is a set of guidelines, libraries, and tools that help in developing and structuring software applications.
• Provides a structure for organizing code and implementing best practices

• Offers reusable components and modules for faster development

• Facilitates automation testing by providing libraries and utilities

• Examples: Selenium WebDriver for web automation testing, TestNG for test management
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Q2. Defect life cycle
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Q1. Work culture related
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Q2. Why want to join
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