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Testing interview questions

15 real Testing questions from the Spring bank, as asked in Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd — free to start.

1. What is @SpringBootTest?

Junior
  1. A.an annotation that places a mock collaborator into the test's application context, replacing the real one
  2. B.the utility that performs and asserts on HTTP requests against controllers without starting a real server
  3. C.a sliced test annotation configuring only the persistence layer, by default against an in-memory database
  4. D.an annotation bootstrapping the full application context for integration-style tests
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3. Which statement is correct?

Junior
  1. A.@SpringBootTest — an annotation bootstrapping the full application context for integration-style tests
  2. B.@SpringBootTest — an annotation that places a mock collaborator into the test's application context, replacing the real one
  3. C.@SpringBootTest — the utility that performs and asserts on HTTP requests against controllers without starting a real server
  4. D.@SpringBootTest — a sliced test annotation configuring only the persistence layer, by default against an in-memory database
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4. What is @WebMvcTest?

Mid
  1. A.an annotation bootstrapping the full application context for integration-style tests
  2. B.a sliced test annotation configuring only the persistence layer, by default against an in-memory database
  3. C.the utility that performs and asserts on HTTP requests against controllers without starting a real server
  4. D.a sliced test annotation loading only the web layer to test controllers in isolation
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6. Which statement is correct?

Mid
  1. A.@WebMvcTest — a sliced test annotation loading only the web layer to test controllers in isolation
  2. B.@WebMvcTest — an annotation that places a mock collaborator into the test's application context, replacing the real one
  3. C.@WebMvcTest — the utility that performs and asserts on HTTP requests against controllers without starting a real server
  4. D.@WebMvcTest — an annotation bootstrapping the full application context for integration-style tests
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7. What is @DataJpaTest?

Mid
  1. A.the utility that performs and asserts on HTTP requests against controllers without starting a real server
  2. B.a sliced test annotation configuring only the persistence layer, by default against an in-memory database
  3. C.an annotation bootstrapping the full application context for integration-style tests
  4. D.a sliced test annotation loading only the web layer to test controllers in isolation
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9. Which statement is correct?

Mid
  1. A.@DataJpaTest — a sliced test annotation loading only the web layer to test controllers in isolation
  2. B.@DataJpaTest — the utility that performs and asserts on HTTP requests against controllers without starting a real server
  3. C.@DataJpaTest — an annotation bootstrapping the full application context for integration-style tests
  4. D.@DataJpaTest — a sliced test annotation configuring only the persistence layer, by default against an in-memory database
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10. What is MockMvc?

Mid
  1. A.a sliced test annotation loading only the web layer to test controllers in isolation
  2. B.a sliced test annotation configuring only the persistence layer, by default against an in-memory database
  3. C.the utility that performs and asserts on HTTP requests against controllers without starting a real server
  4. D.an annotation that places a mock collaborator into the test's application context, replacing the real one
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12. Which statement is correct?

Mid
  1. A.MockMvc — an annotation bootstrapping the full application context for integration-style tests
  2. B.MockMvc — a sliced test annotation loading only the web layer to test controllers in isolation
  3. C.MockMvc — an annotation that places a mock collaborator into the test's application context, replacing the real one
  4. D.MockMvc — the utility that performs and asserts on HTTP requests against controllers without starting a real server
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13. What is @MockBean?

Mid
  1. A.an annotation that places a mock collaborator into the test's application context, replacing the real one
  2. B.an annotation bootstrapping the full application context for integration-style tests
  3. C.the utility that performs and asserts on HTTP requests against controllers without starting a real server
  4. D.a sliced test annotation configuring only the persistence layer, by default against an in-memory database
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15. Which statement is correct?

Mid
  1. A.@MockBean — a sliced test annotation configuring only the persistence layer, by default against an in-memory database
  2. B.@MockBean — a sliced test annotation loading only the web layer to test controllers in isolation
  3. C.@MockBean — an annotation bootstrapping the full application context for integration-style tests
  4. D.@MockBean — an annotation that places a mock collaborator into the test's application context, replacing the real one
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