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Questions and Answers
What is the primary purpose of data security?
What is the primary purpose of data security?
To protect data against unauthorized access that may cause damage or loss.
What is a backup in the context of data security?
What is a backup in the context of data security?
Copies of files and data used when original copies are damaged or lost.
What is the Off-site Back-up strategy?
What is the Off-site Back-up strategy?
It involves sending critical data out of the main location for disaster recovery.
What does a firewall do?
What does a firewall do?
List one method to protect a computer system.
List one method to protect a computer system.
What components might be included in a firewall setup?
What components might be included in a firewall setup?
How can user errors impact data security?
How can user errors impact data security?
Why is it important to have backups?
Why is it important to have backups?
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Study Notes
Data Security
- Data security safeguards data against unauthorized access.
- Data security protects against damage or loss of information, whether intentional or unintentional.
- Data security also involves protecting computer systems and equipment that store data.
Data Backup
- Data backup refers to copies of all computer files and data.
- Backup copies can be used when original copies are damaged due to physical failure, user error, accidents, or carelessness.
Off-site Backup Strategy
- Off-site backup involves sending critical data outside the main location as part of a disaster recovery plan.
- Data is transported off-site using removable storage media like external hard drives.
Firewalls
- Firewalls are programs located on a network server.
- Firewalls protect network resources from unauthorized access from other networks.
- Firewalls can be software-based or a combination of software and hardware.
How Firewalls Work
- Firewalls examine incoming and outgoing network traffic.
- Firewalls block any traffic that does not meet pre-defined security rules.
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