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WorksheetsVolume 1-2 Reloaded (TT1L Tue)
Total questions: 20
Worksheet time: 23mins
Assume 8 nodes are arranged in a mesh topology. How many cables are
required? How many ports are needed for each node?
Cables: 28
Ports: 7
Cables: 56
Ports: 7
Cables: 8
Ports: 8
Cables: 32
Ports: 8
In a star topology with seven devices, we need ________ links.
6
8
7
None of the above
In the TCP/IP protocol suite, which of the following is an application layer protocol?
Internet Protocol (IP)
User Datagram Protocol (UDP)
The File Transfer Protocol (FTP)
Transmission Control Protocol (TCP)
In the TCP/IP protocol suite, the ______ layer is responsible for moving frames from one node to the next (hop-to-hop).
physical
data-link
transport
network
In the TCP/IP protocol suite, a port number is the identifier at the _________ layer.
session
application
transport
network
In OSI, a logical connection between an entity at the second layer can be made with another entity at the _______ layer.
physical
data-link
network
transport
The transport-layer data in the TCP/IP protocol suite is called _______________.
frame
datagram
packet
segment
The application layer in the TCP/IP protocol suite is usually considered to be the combination of ________layers in the OSI model.
network, data-link, and physical
application, presentation, and session
application, transport, and network
transport, network, and data-link
In TCP/IP, a message at the application layer is encapsulated inside data at the ________ layer.
presentation
network
transport
session
In TCP/IP, a message at the transport layer is encapsulated inside data at the ________ layer.
transport
network
data-link
session
In TCP/IP, a message belonging to the network layer is decapsulated from a data at the ________ layer.
network
transport
data-link
application
In TCP/IP, a message belonging to the transport layer is decapsulated from data at the ________ layer.
transport
network
application
session
In TCP/IP, PDU at the third layer carries data belonging to ________ layer and the header belonging to _________ layer.
network, transport
network, network
transport, network
transport, transport
In OSI, PDU at the second layer carries data belonging to ________ layer and the header belonging to _________ layer.
network, network
network, data-link
data-link, network
data-link, data-link
Based on the diagram, which network device is best to connect the devices?
router
repeater
switch
hub
Based on the diagram, which network device / medium is best to connect the devices?
straight-through cable
repeater
cross-over cable
router
Based on the diagram, which network device is best to connect the devices?
router
repeater
switch
hub
Assume that you want to upgrade your home LAN to use the latest Wi-Fi 6. Which option(s) would be the correct approach? (hint: think in terms of TCP/IP layer)
Update all the apps on the end-devices to support the Wi-Fi 6.
Buy new network card that supports Wi-Fi 6 for end-devices.
Buy new home router that supports Wi-Fi 6.
All of the above
Based on the diagram, which of the following is (are) the IP address of the this end-device?
10.106.50.217
255.255.255.0
84-C2-E4-18-D4-24
fe80::8519:966c:b00e:715%5
Based on the diagram, which of the following is the IP address of the router interface that connects to this end-device?
10.106.50.217
10.240.1.193
10.106.50.254
10.106.50.1
