1. Describe data security: the importance of data security.

2. Define types of data security breaches:

• Unauthorized data access,
• Unauthorized data or program modification,
• Malicious mischief,
• Unauthorized computer access,
• Intercepting data communications,
• Stealing disks or computers,
• Computer viruses, and
• Damaging computer hardware

3. Define types of data security measures:

• Physical security of company premises
• Controlled access to the computer system
• Controlled access to the database
• Data Encryption
• Anti-virus software
• Firewalls

4. Describe Backup and Recovery:

• The importance of backup and recovery
• Backup copies and journals
• Forward recovery
• Backward recovery
• Duplicate or mirrored databases
• Disaster recovery