FUNDAMENTALS OF COMPUTER

COMPUTER THREATS SECURITY

TYPES OF NETWORK SECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which malware executes arbitrary code and installs copies of itself in the memory of the infected computer? The main purpose of this malware is to automatically replicate from system to system across the network
A
Adware
B
Rootkit
C
Spyware
D
Virus
E
Worm
Explanation: 

Detailed explanation-1: -Trojan horses are often provided with free online programs such as computer games. Malware that executes arbitrary code and install copies of itself in the memory of the infected computer. The main purpose of this malware is to automatically replicate from system to system across the network.

Detailed explanation-2: -A worm executes arbitrary code and installs copies of itself in the memory of the infected computer. It can then infect other hosts from the infected computer. Like a virus, a worm is also a program that propagates itself.

Detailed explanation-3: -Types of Malware Spyware collects your personal information and passes it on to interested third parties without your knowledge or consent. Spyware is also known for installing Trojan viruses. Adware displays pop-up advertisements when you are online.

Detailed explanation-4: -A virus is a computer program that replicates itself by modifying system or application software and then traveling from computer to computer, via disks or a network.

Detailed explanation-5: -Another type of self-replicating malware is the worm; like a virus it is designed to make copies of itself, but unlike a virus, a worm is a standalone application. Worms spread through network connections, accessing uninfected machines and then hijacking their resources to transmit yet more copies across the network.

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