FUNDAMENTALS OF COMPUTER

COMPUTER THREATS SECURITY

WHAT IS A COMPUTER VIRUS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Example of Worms are
A
Sircam
B
Beast
C
Zeus
D
Codered
Explanation: 

Detailed explanation-1: -On this day, the number of infected hosts reached 359, 000. CodeRed is a worm that caused possible billions of dollars of damage in the summer of 2001. It contains the text string “Hacked by Chinese!", which is displayed on web pages that the worm defaces.

Detailed explanation-2: -Code red was a computer worm observed on the Internet on July 15, 2001. It attacked computers running Microsoft’s IIS web server. It was the first large scale, mixed threat attack to successfully target enterprise networks. A website defaced by the worm.

Detailed explanation-3: -A computer worm is a type of malware whose primary function is to self-replicate and infect other computers while remaining active on infected systems. A computer worm duplicates itself to spread to uninfected computers.

Detailed explanation-4: -Many of the symptoms of a computer worm are like that of a computer virus. For example, you may have a computer worm if your computer slows down, freezes, crashes or throws up error messages. You may also notice that files are missing or corrupted or that your hard drive’s space is rapidly depleting inexplicably.

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