Testing & Debugging

Question 1

Define unit testing.

Answer 1

A software testing method where individual components are tested for correctness.

Question 2

What is the purpose of integration testing?

Answer 2

To verify that different modules or services work together as intended.

Question 3

True or false: Debugging is the process of identifying and fixing errors in code.

Answer 3

TRUE

Question 4

Fill in the blank: Logging helps in _______ the behavior of an application.

Answer 4

monitoring

Question 5

What is a staging environment?

Answer 5

A replica of the production environment used for testing before deployment.

Question 6

Define smoke testing.

Answer 6

A preliminary test to check the basic functionality of an application.

Question 7

What does code review involve?

Answer 7

Evaluating code changes by peers to ensure quality and adherence to standards.

Question 8

True or false: Performance testing assesses how well an application performs under load.

Answer 8

TRUE

Question 9

Fill in the blank: Continuous integration involves _______ code changes frequently.

Answer 9

merging

Question 10

What is the role of error monitoring tools?

Answer 10

To automatically track and report errors in applications in real-time.

Question 11

Define load testing.

Answer 11

Testing an application to determine its behavior under expected load conditions.

Question 12

What is A/B testing?

Answer 12

A method comparing two versions of an application to determine which performs better.

Question 13

True or false: Static analysis checks code without executing it.

Answer 13

TRUE

Question 14

Fill in the blank: User acceptance testing ensures the software meets _______ requirements.

Answer 14

business

Question 15

What is a rollback in deployment?

Answer 15

Reverting to a previous version of the application after a failed update.

Question 16

Define debugging tools.

Answer 16

Software applications that help identify and fix bugs in code.

Question 17

What is hotfix?

Answer 17

A quick solution to fix a critical issue in a deployed application.

Question 18

True or false: End-to-end testing validates the entire application flow.

Answer 18

TRUE

Question 19

Fill in the blank: Feature flags allow developers to _______ features in production.

Answer 19

toggle

Question 20

What is version control?

Answer 20

A system that records changes to files over time, allowing for recovery.

Question 21

Define test-driven development (TDD).

Answer 21

A software development process where tests are written before code implementation.

Question 22

What does monitoring involve post-deployment?

Answer 22

Tracking application performance and user behavior to ensure stability.

Question 23

True or false: Canary releases involve deploying changes to a small user group first.

Answer 23

TRUE

Question 24

Fill in the blank: Regression testing ensures new changes do not _______ existing functionality.

Answer 24

break

Question 25

What is a **debugging session**?

Answer 25

An interactive process where developers inspect and modify code to fix issues.

Question 26

Define **mocking** in testing.

Answer 26

Creating simulated objects to mimic the behavior of real objects in tests.

Question 27

What is the purpose of **test cases**?

Answer 27

To define specific conditions under which a test will be executed.