What is a backup?
Restoring the information backup
An exact copy of a system's information
The ability to get a system up and running in the event of a system crash or failure.
All the above
Multipartite Viruses infect the _________.
Disk boot record
Executable program files
Program files and boot record
None of these
_______ viruses redirect the disk head to another sector instead of the one in which they reside in the memory.
Stealth
Boot sector
Macro
______ virus replaces the program which is responsible for loading an operating system by copying it in a different place in the disk or overwriting it.
Program
_______ virus infects the executable program files like .exe,.com.bin,oval,.dry(drives) and .sys files
How often does Anti-virus software need updating.
As often as possible
Once a month
Once a year
Never
The program viruses infect the _________.
Boot records
Document
Which of the following file formats is the most likely to contain a virus?
.pdf
.jpg
.exe
.doc
Back up of the data files will help to prevent.
Loss of confidentiality
Duplication of data
Virus infection
Loss of data
Macro viruses infects the _________
Macros within a document or template
