Knowledge Lens Senior QA Engineer Interview Questions and Answers

There were 2 coding questions one is based on array and one more is based on abstraction

Q1. What is black box testing
Ans. 
Black box testing is a software testing method where the internal structure or code of the application is not known to the tester.
• Tester focuses on the functionality of the software without knowing its internal workings

• Tests are based on requirements and specifications

• Input data is provided and output is compared against expected results

• Examples include equivalence partitioning, boundary value analysis, and decision ta
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Q2. What is regression testing
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Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing functionality.
• Regression testing is performed after code changes to verify that the existing features still work correctly.

• It helps in identifying any defects introduced by new code changes.

• Automated testing tools are often used for regression testing to save time and effort.

• Example...read more
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Sql question more and related to database

Q1. Difference between Get and post methods
Ans. 
GET method is used to request data from a specified resource, while POST method is used to submit data to a specified resource.
• GET requests data from a specified resource, while POST submits data to a specified resource

• GET requests are cached, can be bookmarked, and remain in the browser history, while POST requests are not cached and do not remain in the browser history

• GET requests have length restrictions, while POST...read more
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Q2. Guess the important test scenarios , given scenarios
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Q3. Feature definition and step definition
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Q4. Explicit wait and Implicit wait
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Q5. Different response codes in API
Ans. 
Response codes in API indicate the status of a request
• Response codes are standardized codes sent by a server in response to a client's request

• Common response codes include 200 (OK), 404 (Not Found), and 500 (Internal Server Error)

• Each response code has a specific meaning and helps in troubleshooting API requests
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Q1. Paging, CSFB, HO, RLF, Rach failed reason, protocol initialization step by qxdm logs
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Q1. QXDM Tool, QCAT, Log analysis, debugging, LAB Structure, Harq, DCI, TM
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Q1. Data flow from enodeb to UE along with all imp step and ies, Vowifi architecture, Lenux basic command, Kubernates command, Harq, NDI, tp analysis with qxdm logs
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Q1. TELL ME ABOUT YOUSELF
Ans. 
I am a dedicated QA Engineer with a passion for ensuring software quality through thorough testing and attention to detail.
• Experienced in manual and automated testing

• Proficient in test case creation and execution

• Skilled in identifying and documenting software defects

• Strong knowledge of testing methodologies and tools
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Q2. HOW WAS YOUR DAY
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My day was productive and busy, with a lot of testing and bug fixing.
• Completed regression testing on new feature

• Identified and fixed several critical bugs

• Collaborated with developers to resolve issues

• Attended team meeting to discuss project progress
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Q1. SQL,OOPS,Manual & Automation testing.
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Q1. SQL, Xpath, Automation Testing, Puzzles.
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Q1. Company's vision and pseudo Codes
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Q1. Expectations and Salary Negotiation.
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Q1. Testing related questions
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Q2. Introduction about your self
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Q1. Roles and Responsibilities of ETLand Data Tester
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Q1. Project explanation
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