30 Questions
Which type of network connects local area networks across a large geographic area?
WAN
What does the acronym NIC stand for?
Network interface card
What does the acronym MAC stand for in networking?
Media access control
What does the term LAN stand for?
Local area network
In networking, what does WAN stand for?
Wide Area Network
Which type of network involves users sharing computer resources in a limited area?
MAN
What causes the stretching of a received pulse?
Pulse dispersion
What is the term for the broadening of a pulse due to different path lengths taken through the fiber by different modes?
Modal dispersion
Which type of dispersion is caused by different propagation of the spectral components of the light pulse?
Chromatic dispersion
What does OTDR testing typically involve?
Measuring pulse dispersion
What is the term for the broadening of a light pulse due to different propagation velocities of polarization components?
Polarization mode dispersion
Which factor leads to the elimination of attenuation?
Extremely wide bandwidth
What is the maximum data speed that CAT6 cable can support?
1000 Mbps over 100 meters
What is the purpose of an uplink port on a hub or switch?
To connect multiple hubs/switches together
What do the link lights on a cable indicate?
If the transmit and receive pairs are aligned correctly
In networking, what does it mean when transmit and receive pairs are cross-connected?
The cable is aligned for data communication
What is the primary function of the 'ping -t 10.3.9.42' command?
To ping the IP address 10.3.9.42 indefinitely
Which type of connector is used for twisted-pair Ethernet?
8-pin modular connector
In store-and-forward mode on a switch, what happens before any decision is made regarding forwarding the data packet?
The entire frame of data is received
What is an advantage of store-and-forward mode on a switch?
The switch checks the data packet for errors before forwarding
What is a disadvantage of store-and-forward mode on a switch?
Lengthy data packets exit the switch faster
In cut-through mode on a switch, when is a data packet forwarded to the destination?
As soon as the destination MAC address has been read
What distinguishes Layer 3 switches from Layer 2 switches?
Layer 3 switches handle packet switching by microprocessors
How does a Layer 2 switch handle packet switching?
Handles packet switching using programmed microprocessors
What is the term used for excessive broadcasts on a network?
Broadcast storm
What does association indicate in the context of networking devices?
The destination address of a packet
In networking, what happens if an association is detected?
The data packet is forwarded to the port
What occurs when a destination device is not connected to any port on the networking device?
Data packet is blocked from transmission
What command is used on a computer to view the contents of the ARP cache?
arp -a
What potential issue arises from excessive broadcasts on a network?
Bandwidth overload
Test your knowledge on network advanced data communication concepts with this quiz. Select the correct answers involving aspects such as extremely wide bandwidth, elimination of crosstalk, elimination of attenuation, and more.
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