Utility applications Flashcards
1
Q
What is a disk defragmenter (defrag)?
A
It’s purpose is to make the hard disk drive run faster.
When a file is deleted, a gap is left on the hard disk drive. When a new file is saved, if it is too big for the gap, some is saved in the gap and the rest is saved elsewhere.
Defragmentation (defragging) rewrites the order of the files and put them back together
2
Q
What are software firewalls?
A
They prevent hackers and viruses from infecting a device.
Firewalls monitor data moving in an out of a device (a network) and block unwanted traffic, such as a virus.
3
Q
What is a anti-virus software?
A
They prevent or remove viruses.
Anti-virus software regularly scans the computer and connected devices for viruses. If any are found, it will remove or quarantine them.
