CCNA系列認(rèn)證CCNA(640-553)單項(xiàng)選擇題每日一練(2019.01.16)

來源：考試資料網(wǎng)

1 Which example is of a function intended for cryptographic hashing？（）

2 Which algorithm was the first to be found suitable for both digital signing and encryption？（）

3 Which result is of securing the Cisco IOS image by use of the Cisco IOS image resilience feature？（）

4 Which protocol will use a LUN as a way to differentiate the individual disk drives that comprise a targetdevice？（）

5 Which statement is true about vishing？（）

97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久