: Testing/QA Interview
What is Cyclomatic Complexity?
A measure of the logical complexity of an algorithm, used in white-box
What is Data Dictionary?
A database that contains definitions of all data items defined during
What is Data Flow Diagram?
A modeling notation that represents a functional decomposition of a system.
What is Data Driven Testing?
Testing in which the action of a test case is parameterized by externally
defined data values, maintained as a file or spreadsheet. A common technique in
What is Debugging?
The process of finding and removing the causes of software failures.
What is Defect?
Nonconformance to requirements or functional / program specification
What is Dependency Testing?
Examines an application's requirements for pre-existing software, initial
states and configuration in order to maintain proper functionality.
What is Depth Testing?
A test that exercises a feature of a product in full detail.
What is Dynamic Testing?
Testing software through executing it. See also Static Testing.
What is Emulator?
A device, computer program, or system that accepts the same inputs and
produces the same outputs as a given system.
What is Endurance Testing?
Checks for memory leaks or other problems that may occur with prolonged
What is End-to-End testing?
Testing a complete application environment in a situation that mimics
real-world use, such as interacting with a database, using network
communications, or interacting with other hardware, applications, or systems if
What is Equivalence Class?
A portion of a component's input or output domains for which the component's
behaviour is assumed to be the same from the component's specification.
What is Equivalence Partitioning?
A test case design technique for a component in which test cases are
designed to execute representatives from equivalence classes.
What is Exhaustive Testing?
Testing which covers all combinations of input values and preconditions for
an element of the software under test.
What is Functional Decomposition?
A technique used during planning, analysis and design; creates a functional
hierarchy for the software.
What is Functional Specification?
A document that describes in detail the characteristics of the product with
regard to its intended features.
What is Functional Testing?
Testing the features and operational behavior of a product to ensure they
correspond to its specifications.
Testing that ignores the internal mechanism of a system or component and focuses
solely on the outputs generated in response to selected inputs and execution
See also What is Black Box Testing.
What is Glass Box Testing?
A synonym for White Box Testing.
Do you know of metrics that help you estimate the size of the testing effort?
How do you scope out the size of the testing effort?
How many hours a week should a tester work?
How should your staff be managed? How about your overtime?
How do you estimate staff requirements?
What do you do (with the project tasks) when the schedule fails?
How do you handle conflict with programmers?
How do you know when the product is tested well enough?
What characteristics would you seek in a candidate for test-group manager?
What do you think the role of test-group manager should be? Relative to senior
management? Relative to other technical groups in the company? Relative to your
How do your characteristics compare to the profile of the ideal manager that you
How does your preferred work style work with the ideal test-manager role that
you just described? What is different between the way you work and the role you
Who should you hire in a testing group and why?