Fault Error Failure

 

Software Fault : A static defect in the software

Software Error : An incorrect internal state that is the manifestation of some fault

Software Failure : External, incorrect behavior with respect to the requirements or other description of the expected behavior

 

Q1：

Fault1：循环条件中的i > 0使得遍历结束时i=1。

Fault2：循环条件中 int i = 0 从数组头开始遍历，使找到的是第一个0，而不是最后一个0。

 

Q2：

Testcase1：x = [];  y = 2

Testcase2:  x = [];

 

Q3:

Testcase1：x = [1, 2, 3];  y = 2

Testcase2:  x = [];

 

Q4:

Testcase1：x = [2, 5, 3];  y = 2

Testcase2:  x = [1, 2, 3];