Robert Crawford, MBA West Middle School

 Explain how to prevent data loss  Describe how to use antivirus programs  Discuss ways of backing up data Essential Question What can we do to protect our data?

 Antivirus program  Full back-up  Incremental back-up  Power surge  Uninterruptable power supply (UPS)

 Antivirus programs ◦ Examines Files  Delete  Quarantine ◦ Frequently updated ◦ Simple anti-virus rules  Install an anti-virus program  Keep it updated  Check all downloads  Scan  Check discs and USB drives you get from others or use on public systems

 Firewalls ◦ Help block unauthorized access ◦ Windows comes with one  (it’s close to worthless) ◦ Many antivirus programs come with one

 Viruses are not the only problem that computers face ◦ Sometimes people blame viruses when they cannot find the cause of a computer failure. ◦ Hard drives sometimes fail, or “crash” ◦ SSD’s & USB drives fail frequently

 Backing up your data ◦ The safest way is to use an external (to the computer) device. ◦ Full back-up ◦ Incremental back-ups

 Power Related Problems ◦ Fluctuations ◦ Outages ◦ Surges  Surge Protector  Uninterruptable Power Supply (UPS) ◦ Protects computers from power related problems ◦ Contains  Battery  Battery Charger  Inverter

 Explain how to prevent data loss  Describe how to use antivirus programs  Discuss ways of backing up data Antivirus program Full back-up Incremental back-up Power surge Uninterruptable power supply (UPS)