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試卷名稱 2005年上半年數(shù)據(jù)庫系統(tǒng)工程師考試上午真題試題(綜合知識)
考試中心《2005年上半年數(shù)據(jù)庫系統(tǒng)工程師考試上午真題試題(綜合知識)》在線考試
試卷年份2005年上半年
試題題型【單選題】
試題內(nèi)容

Melissa and LoveLetter made use of the trust that exists between friends or colleagues.Imagine receiving an (1)from a friend who asks you to open it.This is what happens with Melissa and several other similar email (2).Upon running ,such worms usually proceed to send themselves out to email addresses from the vicitm’s  address book,previous emails,web pages(3).
As administrators seek to bolock dangerous email attachments through the recognition of well-known (4),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 (5)access to your network.
(1)
A.attachment 
B.packet 
C.datagram 
D.message 
(2)
A.virtual 
B.virus 
C.worms 
D.bacteria 
(3)
A.memory 
B.caches 
C.ports 
D.registers 
(4)
A.names 
B.cookies 
C.software 
D.extensions 
(5)
A.cracker 
B.user 
C.customer 
D.client


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