Melissa and Love Letter made use of the trust that exists between friends or colleagues.Imagine receiving an (66) from a friend who asks you to open it.This is what happens with Melissa and several other similar email (67) .Upon running, such worms usually proceed to send themselves out to email addresses from the victim's address book,previous emails, web pages (68) .

A．s administrators seek to block dangerous email attachments through the recognition of well-known (69) , 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 (70) access to your network.(66)

A．attachment

B．packet

C．datagram

D．message(67)

A．virtual

B．virus

C．worms

D．bacteria(68)

A．memory

B．caches

C．ports

D．registers(69)

A．names

B．cookies

C．software

D．extensions(70)

A．cracker

B．user

C．customer

D．client

[单选题]Melissa and Love Letter made use of the trust that exists between friends or colleagues. Imagine receiving an(66)from a friend who asks you to open it. This is what happens with Melissa and several other similar email(67).Upon running, such worms usu

[单选题]Melissa and LoveLetter made use of the trust that exists between friends or colleagues. Imagine receiving an(71)from a friend who asks you to open it. This is what happens with Melissa and several other similar email(72). Upon running, such worms usu

[单选题]The poem“I Sought tell my love， Love that never told can be” violates among

[单选题]The poem“I Sought tell my love， Love that never told can be” violates among

[单选题]The poem“I Sought tell my love， Love that never told can be” violates among

[单选题]The poem“I Sought tell my love， Love that never told can be” violates among

[单选题]The description of Russians’ love of memorizing poetry shows the author’s ________.[A] interest in their language[B] appreciation of their efforts[C] admiration for their memory[D] contempt for their old-fashionedness

[单选题]网球用语Love指（）。A . 赛点B . 局点C . 零分

[单选题]Letter can express your ______.A． congratulationsB． condolencesC． best wishesD． all of the above

[试题]D．irections: Write a letter of application for the position an Director of a Computer-Aided Learning Center. Try to make the letter interesting and show that you have enthusiasm for the job. Also state the qualifications you have for the job and your