CCNA系列認證CCNA(650-568)單項選擇題每日一練(2019.01.14)

來源：考試資料網(wǎng)

1 Which statement about the DVS engine is true？（）

2 Which statement about WSA user authentication is true？（）

3 Which statement about using McAfee and Webroot together is true？（）

4 Why does L4TM require T1 to be in promiscuous mode？（）

5 What are PAC files used for？（）