JUnit interview questions part 1
JUnit interview questions part 1
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Total Questions: 20
1. Which of the following is correct about JUnit?
Correct Answer is : Both of the above.
2. Which of the following is correct about Test Suite in JUnit?
Correct Answer is : Both of the above
3. Which of the following annotation causes that method to be run before each Test method?
Correct Answer is : @Before
4. Which of the following method of Assert class checks that a condition is true?
Correct Answer is : void assertTrue(boolean condition)
5. Which of the following method of TestCase class sets up the fixture, for example, open a network connection?
Correct Answer is : void setUp()
6. JUnits are used for which type of testing?
Correct Answer is : Unit Testing
7. Which of the below statement about JUnit is false?
Correct Answer is : They cannot be run automatically
8. Which of the below is an incorrect annotation with respect to JUnits?
Correct Answer is : @Junit
9. Which of these is not a mocking framework?
Correct Answer is : MockJava
10. Which method is used to verify the actual and expected results in Junits?
Correct Answer is : assert()
11. What does assertSame() method use for assertion?
Correct Answer is : #ERROR!
12. How to let junits know that they need to be run using PowerMock?
Correct Answer is : @RunWith(PowerMockRunner.class)
13. How can we simulate if then behavior in Junits?
Correct Answer is : Mockito.when(…).thenReturn(…);
14. What is used to inject mock fields into the tested object automatically?
Correct Answer is : @InjectMocks
15. How can junits be implemented using maven?
Correct Answer is :
junit
junit
4.8.1
16. Which one of the following provides all dependencies in the makefile?
Correct Answer is : Beta
17. In which condition this prgram will print the string “Sanfoundry”?
#include #include int main() { int *ptr; ptr = (int *)malloc(sizeof(int)*10); if (ptr == NULL) printf("Sanfoundry\n"); return 0; }
Correct Answer is : Test execution engine
18. This program will allocate the memory of ___ bytes for pointer “ptr”.
#include #include int main() { int *ptr; ptr = (int*)malloc(sizeof(int)*4); ptr = realloc(ptr,sizeof(int)*2); return 0; }
Correct Answer is : untested
19. In this program the allocated memory block can store
#include #include int main() { int *ptr; ptr = malloc(10); return 0; }
Correct Answer is : Objects
20. This program will allocate the memory of ___ bytes for pointer “ptr”.
#include #include int main() { int *ptr; ptr = realloc(0,sizeof(int)*10); return 0; }
Correct Answer is : Expectation
