Desktop Application Desktop Application Testing

Question 1

What is the difference between unit testing and integration testing in desktop application development?

Accepted Answer

Unit tests test individual components in isolation; integration tests verify interactions between components

Answer

Unit tests cover the entire app; integration tests cover one function

Answer

Unit tests run on real hardware; integration tests use virtual machines

Answer

Unit tests are manual; integration tests are automated

Question 2

What is UI automation testing for desktop applications?

Accepted Answer

Using tools to programmatically simulate user interactions and verify UI behavior

Answer

Manually testing every button in sequence

Answer

Generating random UI layouts automatically

Answer

Testing the application on virtual desktops

Question 3

What is regression testing in the context of desktop application releases?

Accepted Answer

Re-running existing tests after changes to ensure previously working features still work

Answer

Testing the application on older hardware

Answer

Testing that the app uninstalls correctly

Answer

Reverting the application to an earlier version

Question 4

What does 'smoke testing' mean in desktop application QA?

Accepted Answer

A quick sanity check to verify that the most critical functions work after a new build

Answer

Testing the app in a smoky environment for hardware resilience

Answer

Stress testing with maximum load

Answer

Testing all edge cases exhaustively

Question 5

What is exploratory testing and when is it most useful for desktop applications?

Accepted Answer

Unscripted, simultaneous test design and execution used to discover unexpected bugs

Answer

Running automated test scripts without a plan

Answer

Testing the app on all supported OS versions automatically

Answer

Generating test cases from requirements documents

Question 6

Which testing technique verifies a desktop application's behavior with invalid, extreme, or random input?

Accepted Answer

Fuzz testing

Answer

Performance testing

Answer

Usability testing

Answer

Smoke testing