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Analyze this test function:

medium📝 Debug Q6 of 15
Testing Fundamentals - Why Software Testing Matters
Analyze this test function:
def test_access_element():
    data = [1, 2, 3]
    assert data[5] == 3

What is the issue with this test code?
ATypeError because list elements cannot be compared
BSyntaxError because of incorrect assert statement
CThe test will always pass since 3 is in the list
DIndexError due to accessing an out-of-range list element
Step-by-Step Solution
Solution:
  1. Step 1: Identify the list and index used

    The list 'data' has 3 elements indexed 0 to 2.
  2. Step 2: Check the index accessed

    The code tries to access data[5], which is out of range.
  3. Final Answer:

    IndexError due to accessing an out-of-range list element -> Option D
  4. Quick Check:

    Accessing invalid list index causes IndexError [OK]
Quick Trick: List indices must be within range [OK]
Common Mistakes:
  • Assuming list indices start at 1
  • Believing assert statement syntax is incorrect
  • Thinking the test passes because value exists elsewhere

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