1). Network topology
Ans: The Physical/Logical shape of a network
2). Logical topology
Ans: Gives the description for the physical layout, shows VLAN's and where they are
placed on the physical topology
3). Trunk port
Ans: Connects packets that travel to all VLAN's on a switch
4). Baseband systems
Ans: Transmits one signal on the medium (fiber, copper, etc)
5). Broadband
Ans: Form of multiplexing to join multiple signals on a medium
6). Ethernet
Ans: Designed as baseband system that can be used in multiplexing
7). Csma/cd
Ans: Carrier Sense Multiple Access/ Collision Detection
8). Unicast
Ans: Broadcast for a single device
9). Multicast
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, Ans: Broadcast for a specific group or multiple devices
10). Broadcast
Ans: Message for everyone to receive and process
11). Hub
Ans: Broadcasts packets to every single port
12). Switch
Ans: Broadcasts packets to device found on a singular port
13). Content addressable memory (cam)
Ans: Is a table that contains the MAC address and port associated to that MAC
Address
14). Virtual lan (vlan)
Ans: Splitting a switch in which certain ports can only talk to certain ports (Segment
networks within a switch)
15). Multiprotocol label switching (mpls)
Ans: A different way of switching packets that can be used on a dedicated line
16). 802.1x
Ans: Network Access Control that is a layer 2 authentication (Credentialed Question
of 2FA)
17). A security appliance should be set in place when
Ans: There is a change in trust level in the network
18). Protocol
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, Ans: is an agreement or rules of engagement for how computer networks
communicate
19). Osi protocol stack (7)
Ans: 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
Ans: Browsers, FTP, HTTP, SCP
21). Presentation layer 6 osi stack
Ans: Makes data presentable to the application or user (ASCII)
22). Session layer 5 osi stack
Ans: Handles the establishment/maintenance of connections between systems
23). Transport layer 4 osi stack
Ans: Determines that application the packet should be sent to through port numbers
(Web on 80,443)
24). Network layer 3 osi stack
Ans: Moving packets from one network to another network, uses logical addressing
instead of physical addressing
25). Data link layer 2 osi stack
Ans: Takes a packet and frames it suitable for transmission
26). Physical layer 1 osi stack
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