中等ICT-ALGO-010
Which input is abnormal test data for a numeric mark?
A. The letter A.✓ 答案
B. The mark 63.
C. The mark 100.
D. The mark 0.
解說
A letter is the wrong type, so it is abnormal or erroneous. 63 is normal. 0 and 100 are boundaries.
A letter is the wrong type, so it is abnormal or erroneous. 63 is normal. 0 and 100 are boundaries.