Question

. Name the virus which infect the executable files.

Answer 1

Answer:

Jerusalem is a logic bomb DOS virus first detected at Hebrew University of Jerusalem, in October 1987. On infection, the Jerusalem virus becomes memory resident (using 2kb of memory), and then infects every executable file run, except for COMMAND.COM.

Answer 2

Explanation:

Jerusalem is a logic bomb DOS virus first detected at Hebrew University of Jerusalem, in October 1987. On infection, the Jerusalem virus becomes memory resident (using 2kb of memory), and then infects every executable file run, except for COMMAND.COM.

The PC variety of executable infectors is called COM or EXE viruses because they infect programs with those extensions. The figures below indicate how these viruses work. Def: An executable infector is a virus that infects executable programs. The Jerusalem virus is triggered when an infected program is executed.