4. 電腦教室藉由刷卡管制門禁，以卡片識別身分屬於哪種因子
(A)something you are
(B)something you have
(C)something you know
(D)something you use

答案：登入後查看
統計： A(11), B(101), C(5), D(10), E(0) #2348418