FUNDAMENTALS OF COMPUTER

COMPUTER THREATS SECURITY

TYPES OF NETWORK SECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Attach themselves to certain files. Users spread these files by copying them and activate viruses by opening infected files
A
Virus
B
Worm
C
Trojan
D
None of the above
Explanation: 

Detailed explanation-1: -Master boot record files: MBR viruses are memory-resident viruses and copy itself to the first sector of a storage device which is used for partition tables or OS loading programs . A MBR virus will infect this particular area of Storage device instead of normal files.

Detailed explanation-2: -A computer virus attaches itself to a program or file so it can spread from one computer to another, leaving infections as it travels.

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: -Viruses replicate by creating their own files on an infected system, attaching themselves to a legitimate program, infecting a computer’s boot process or infecting user documents. The virus requires someone to knowingly or unknowingly spread the infection.

There is 1 question to complete.