Index: tests/conftest.py
===================================================================
--- tests/conftest.py	(revision 524040ab9259784d3e2c918c532b7488b20c19f1)
+++ tests/conftest.py	(revision 6a7dec1b7c47ac7a8618ebec0981ce40dbc3224d)
@@ -40,21 +40,4 @@
 
 @pytest.fixture
-def sample_exam():
-    """Reusable Exam fixture with default metadata for tests."""
-    exam = Exam(
-        domain="AF",
-        etype=EntityType.EXAM,
-        state=EntityState.DRAFT,
-        title="Signals Exam",
-        duration="30 min",
-        allowed_aids="none",
-        headline="Basics of Signals",
-        intro_note="Welcome to the exam",
-        submit_note="Submit carefully",
-        author="Tester",
-    )
-    return exam
-
-@pytest.fixture
 def null_media():
     """Provide a default NullMediaItem instance for tests."""