搜题请搜索小程序“爱下问搜题”
问题 单项选择题

在Excel中输入字符串时，若该字符串的长度超过单元格的显示宽度，则超过部分最有可能( )。

A．被截断删除

B．继续超格显示

C．给出错误提示

D．作为另一个字符串存人右侧相邻单元

答案

参考答案：B

单项选择题

滑动轴承的（）可通过推力瓦块的调整螺丝或车削推力面的方法调整。

A.轴向间隙；

B.径向间隙；

C.瓦口间隙；

D.瓦顶间隙。
查看答案
单项选择题

Melissa and LoveLetter made use of the trust that exists between friends or colleagues. Imagine receiving an (16) from a friend who asks you to open it. This is what happens with Melissa and several other similar email (17) . Upon running, such worms usually proceed to send themselves out to email addresses from the victim’s address book, previous emails, web pages (18) .
As administrators seek to block dangerous email attachments through the recognition of well-known (19) , virus writers use other extensions to circumvent such protection. Executable (.exe) files are renamed to .bat and .cmd plus a whole list of other extensions and will still run and successfully infect target users.
Frequently, hackers try to penetrate networks by sending an attachment that looks like a flash movie, which, while displaying some cute animation, simultaneously runs commands in the background to steal your passwords and give the (20) access to your network.

A．names

B．cookies

C．software

D．extensions
查看答案