SANS 401 GSEC Exam questions well
answered graded A+
Network Topology - correct answer ✔✔ The Physical/Logical shape of a network
Logical Topology - correct answer ✔✔ Gives the description for the physical layout, shows
VLAN's and where they are placed on the physical topology
Trunk Port - correct answer ✔✔ Connects packets that travel to all VLAN's on a switch
Baseband Systems - correct answer ✔✔ Transmits one signal on the medium (fiber, copper, etc)
Broadband - correct answer ✔✔ Form of multiplexing to join multiple signals on a medium
Ethernet - correct answer ✔✔ Designed as baseband system that can be used in multiplexing
CSMA/CD - correct answer ✔✔ Carrier Sense Multiple Access/ Collision Detection
Unicast - correct answer ✔✔ Broadcast for a single device
Multicast - correct answer ✔✔ Broadcast for a specific group or multiple devices
Broadcast - correct answer ✔✔ Message for everyone to receive and process
Hub - correct answer ✔✔ Broadcasts packets to every single port
,Switch - correct answer ✔✔ Broadcasts packets to device found on a singular port
Content Addressable Memory (CAM) - correct answer ✔✔ Is a table that contains the MAC
address and port associated to that MAC Address
Virtual LAN (VLAN) - correct answer ✔✔ Splitting a switch in which certain ports can only talk to
certain ports (Segment networks within a switch)
Multiprotocol Label Switching (MPLS) - correct answer ✔✔ A different way of switching packets
that can be used on a dedicated line
802.1x - correct answer ✔✔ Network Access Control that is a layer 2 authentication
(Credentialed Question of 2FA)
A security appliance should be set in place when - correct answer ✔✔ There is a change in trust
level in the network
Protocol - correct answer ✔✔ is an agreement or rules of engagement for how computer
networks communicate
OSI Protocol Stack (7) - correct answer ✔✔ Layer 7) Application
Layer 6) Presentation
Layer 5) Session
Layer 4) Transport
Layer 3) Network
Layer 2) Data Link
Layer 1) Physical
, Application Layer 7 OSI Stack - correct answer ✔✔ Browsers, FTP, HTTP, SCP
Presentation Layer 6 OSI Stack - correct answer ✔✔ Makes data presentable to the application
or user (ASCII)
Session Layer 5 OSI Stack - correct answer ✔✔ Handles the establishment/maintenance of
connections between systems
Transport Layer 4 OSI Stack - correct answer ✔✔ Determines that application the packet should
be sent to through port numbers (Web on 80,443)
Network Layer 3 OSI Stack - correct answer ✔✔ Moving packets from one network to another
network, uses logical addressing instead of physical addressing
Data Link Layer 2 OSI Stack - correct answer ✔✔ Takes a packet and frames it suitable for
transmission
Physical Layer 1 OSI Stack - correct answer ✔✔ Network cable, electromagnetic radiation
TCP/IP Protocol Stack (4) - correct answer ✔✔ Layer 4) Application
Layer 3) Transport (TCP/UDP)
Layer 2) Internet (IP)
Layer 1) Network
Network Address in: 10.1.2.0/24 Subnet - correct answer ✔✔ 10.1.2.0
Broadcast Address in: 10.1.2.0/24 Subnet - correct answer ✔✔ 10.1.2.255
answered graded A+
Network Topology - correct answer ✔✔ The Physical/Logical shape of a network
Logical Topology - correct answer ✔✔ Gives the description for the physical layout, shows
VLAN's and where they are placed on the physical topology
Trunk Port - correct answer ✔✔ Connects packets that travel to all VLAN's on a switch
Baseband Systems - correct answer ✔✔ Transmits one signal on the medium (fiber, copper, etc)
Broadband - correct answer ✔✔ Form of multiplexing to join multiple signals on a medium
Ethernet - correct answer ✔✔ Designed as baseband system that can be used in multiplexing
CSMA/CD - correct answer ✔✔ Carrier Sense Multiple Access/ Collision Detection
Unicast - correct answer ✔✔ Broadcast for a single device
Multicast - correct answer ✔✔ Broadcast for a specific group or multiple devices
Broadcast - correct answer ✔✔ Message for everyone to receive and process
Hub - correct answer ✔✔ Broadcasts packets to every single port
,Switch - correct answer ✔✔ Broadcasts packets to device found on a singular port
Content Addressable Memory (CAM) - correct answer ✔✔ Is a table that contains the MAC
address and port associated to that MAC Address
Virtual LAN (VLAN) - correct answer ✔✔ Splitting a switch in which certain ports can only talk to
certain ports (Segment networks within a switch)
Multiprotocol Label Switching (MPLS) - correct answer ✔✔ A different way of switching packets
that can be used on a dedicated line
802.1x - correct answer ✔✔ Network Access Control that is a layer 2 authentication
(Credentialed Question of 2FA)
A security appliance should be set in place when - correct answer ✔✔ There is a change in trust
level in the network
Protocol - correct answer ✔✔ is an agreement or rules of engagement for how computer
networks communicate
OSI Protocol Stack (7) - correct answer ✔✔ Layer 7) Application
Layer 6) Presentation
Layer 5) Session
Layer 4) Transport
Layer 3) Network
Layer 2) Data Link
Layer 1) Physical
, Application Layer 7 OSI Stack - correct answer ✔✔ Browsers, FTP, HTTP, SCP
Presentation Layer 6 OSI Stack - correct answer ✔✔ Makes data presentable to the application
or user (ASCII)
Session Layer 5 OSI Stack - correct answer ✔✔ Handles the establishment/maintenance of
connections between systems
Transport Layer 4 OSI Stack - correct answer ✔✔ Determines that application the packet should
be sent to through port numbers (Web on 80,443)
Network Layer 3 OSI Stack - correct answer ✔✔ Moving packets from one network to another
network, uses logical addressing instead of physical addressing
Data Link Layer 2 OSI Stack - correct answer ✔✔ Takes a packet and frames it suitable for
transmission
Physical Layer 1 OSI Stack - correct answer ✔✔ Network cable, electromagnetic radiation
TCP/IP Protocol Stack (4) - correct answer ✔✔ Layer 4) Application
Layer 3) Transport (TCP/UDP)
Layer 2) Internet (IP)
Layer 1) Network
Network Address in: 10.1.2.0/24 Subnet - correct answer ✔✔ 10.1.2.0
Broadcast Address in: 10.1.2.0/24 Subnet - correct answer ✔✔ 10.1.2.255
