Greytrix Junior Engineer Quality Control Interview Questions and Answers

There was lot of maths ques asked along with to write test cases

Q1. What is black box testing
Ans. 
Black box testing is a software testing method where the internal structure/design of the system being tested is not known to the tester.
• Tester focuses on the functionality of the software without knowing its internal code

• Tests are based on the software requirements and specifications

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

• Examples: GUI testing, system testing, acceptance testing
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Q2. What are types of black box testing
Ans. 
Types of black box testing include equivalence partitioning, boundary value analysis, decision table testing, state transition testing, and error guessing.
• Equivalence partitioning: Dividing input data into different partitions and selecting representative values from each partition for testing.

• Boundary value analysis: Testing at the boundaries of input ranges to ensure the system behaves correctly.

• Decision table testin...read more
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