【单选题】The virus is transmitted most commonly through ______.
A.
programs sent by modem
B.
shrink-wapped retail software
D.
the use of floppy disks
【简答题】设a=0x54=01010100B,b=0x3b=00111011B,则a&b=____B。
【简答题】设a=0x54=01010100B,b=0x3b=00111011B,则a|b=____B。
【判断题】如何实现共同富裕问题,是()晚年非常关心的一个重要理论问题。
【简答题】Questions 36 to 40 are based on the following passage. Now custom has not been commonly regarded as a subject of any great importance. The inner workings of our own brains we feel to be uniquely worth...
【判断题】可以按月、周、日查看课程访问量,不能按时段查看。
【简答题】If you’re a common user of computer, are video card and sound card the most commonly seen parts?
【判断题】如何实现共同富裕问题,是邓小平晚年非常关心的一个重要理论问题。
【简答题】要准确地描述、介绍客房,必须首先______________________,这也是对前厅服务人员最基本的要求之一。