IT SYSTEMS, NETWORKING, AND
SECURITY FUNDAMENTALS
1. OS hardening - ANSWER-Securing an operating system by reducing its
surface of vulnerability.
2. GPO restrictions - ANSWER-Group Policy Object settings used to
enforce security limits on Windows systems.
3. VM server - ANSWER-A physical server hosting multiple virtual
machines.
4. DHCP server - ANSWER-Automatically assigns IP addresses and
network configuration to client devices.
5. DNS Server - ANSWER-Resolves human-readable domain names to
machine-readable IP addresses.
6. DVR Server - ANSWER-Digital Video Recorder server used to store and
manage security camera footage.
7. SMTP server - ANSWER-Simple Mail Transfer Protocol server used to
send and route outgoing emails.
8. SQL server - ANSWER-A relational database management system used
to store and retrieve data.
9. PRTG monitoring server - ANSWER-Network monitoring tool that tracks
bandwidth, uptime, and device status.
, 10. Avigilon DVR Servers - ANSWER-Specialized enterprise video
management servers for security and surveillance systems.
11. VDI server - ANSWER-Virtual Desktop Infrastructure server
hosting desktop environments for remote users.
12. Mail server - ANSWER-A computer system that sends, receives,
and stores email messages.
13. Softdocs server - ANSWER-Server hosting enterprise content
management and document workflow solutions.
14. DC (Domain Controller) - ANSWER-A Windows server that
responds to security authentication requests within a domain.
15. FQDN - ANSWER-Fully Qualified Domain Name, the complete
domain name for a specific host.
16. WAN - ANSWER-Wide Area Network, a telecommunications
network extending over a large geographical area.
17. SAN - ANSWER-Storage Area Network, providing dedicated,
block-level storage access over a high-speed network.
18. VLAN - ANSWER-Virtual Local Area Network, logically segmenting
devices on different physical LANs.
19. VLAN vs Subnet - ANSWER-VLANs segment networks at Layer 2;
subnets segment networks at Layer 3.
SECURITY FUNDAMENTALS
1. OS hardening - ANSWER-Securing an operating system by reducing its
surface of vulnerability.
2. GPO restrictions - ANSWER-Group Policy Object settings used to
enforce security limits on Windows systems.
3. VM server - ANSWER-A physical server hosting multiple virtual
machines.
4. DHCP server - ANSWER-Automatically assigns IP addresses and
network configuration to client devices.
5. DNS Server - ANSWER-Resolves human-readable domain names to
machine-readable IP addresses.
6. DVR Server - ANSWER-Digital Video Recorder server used to store and
manage security camera footage.
7. SMTP server - ANSWER-Simple Mail Transfer Protocol server used to
send and route outgoing emails.
8. SQL server - ANSWER-A relational database management system used
to store and retrieve data.
9. PRTG monitoring server - ANSWER-Network monitoring tool that tracks
bandwidth, uptime, and device status.
, 10. Avigilon DVR Servers - ANSWER-Specialized enterprise video
management servers for security and surveillance systems.
11. VDI server - ANSWER-Virtual Desktop Infrastructure server
hosting desktop environments for remote users.
12. Mail server - ANSWER-A computer system that sends, receives,
and stores email messages.
13. Softdocs server - ANSWER-Server hosting enterprise content
management and document workflow solutions.
14. DC (Domain Controller) - ANSWER-A Windows server that
responds to security authentication requests within a domain.
15. FQDN - ANSWER-Fully Qualified Domain Name, the complete
domain name for a specific host.
16. WAN - ANSWER-Wide Area Network, a telecommunications
network extending over a large geographical area.
17. SAN - ANSWER-Storage Area Network, providing dedicated,
block-level storage access over a high-speed network.
18. VLAN - ANSWER-Virtual Local Area Network, logically segmenting
devices on different physical LANs.
19. VLAN vs Subnet - ANSWER-VLANs segment networks at Layer 2;
subnets segment networks at Layer 3.
