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问题 单项选择题 A1/A2型题

“心理测验所得的结果是与所在团体的大多数人相比较或与某种人为确定的标准相比较而言的”，这句话指出了心理测验具有（）。

A.客观性

B.主观性

C.间接性

D.模糊性

E.相对性

答案

参考答案：E

单项选择题

如果信道的数据传输速率为I Gbit/s，那么每1 s通过该信道传输的比特数最高可以达到 ______。

A．103

B．106

C．109

D．1012
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单项选择题

Melissa and Love Letter made use of the trust that exists between friends or colleagues. Imagine receiving an (26) from a friend who asks you to open it. This is what happens with Melissa and several other similar email (27) . Upon running, such worms usually proceed to send themselves out to email addresses from the victim’s address book, previous emails, web pages (28) .

A. virtualB. virus C. worms D. bacteria

As administrators seek to block dangerous email attachments through the recognition of well-known (29) , 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 (30) access to your network.
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