SANS 401 GSEC Exam Practice Questions

SANS 401 GSEC Exam Practice Questions

1. Network Topology: The Physical/Logical shape of a network 2. Logical Topology: Gives the description for the physical layout, shows VLAN's and where they are placed on the physical topology 3. Trunk Port: Connects packets that travel to all VLAN's on a switch 4. Baseband Systems: Transmits one signal on the medium (fiber, copper, etc) 5. Broadband: Form of multiplexing to join multiple signals on a medium 6. Ethernet: Designed as baseband system that can be used in multiplexing 7. CSMA/CD: Carrier Sense Multiple Access/ Collision Detection 8. Unicast: Broadcast for a single device 9. Multicast: Broadcast for a specific group or multiple devices 10. Broadcast: Message for everyone to receive and process 11. Hub: Broadcasts packets to every single port 12. Switch: Broadcasts packets to device found on a singular port 13. Content Addressable Memory (CAM): Is a table that contains the MAC ad- dress and port associated to that MAC Address 14. Virtual LAN (VLAN): Splitting a switch in which certain ports can only talk to certain ports (Segment networks within a switch) 15. Multiprotocol Label Switching (MPLS): A different way of switching packets that can be used on a dedicated line 16. 802.1x: Network Access Control that is a layer 2 authentication (Credentialed Question of 2FA) 17. A security appliance should be set in place when: There is a change in trust level in the network 18. Protocol: is an agreement or rules of engagement for how computer networks communicate 19. OSI Protocol Stack (7): Layer 7) Application Layer 6) Presentation Layer 5) Session Layer 4) Transport Layer 3) Network Layer 2) Data Link Layer 1) Physical 20. Application Layer 7 OSI Stack: Browsers, FTP, HTTP, SCP 21. Presentation Layer 6 OSI Stack: Makes data presentable to the application or user (ASCII) 22. Session Layer 5 OSI Stack: Handles the establishment/maintenance of con- nections between systems 23. Transport Layer 4 OSI Stack: Determines that application the packet should be sent to through port numbers (Web on 80,443)