4645692
Beschreibung
Quiz von Brian Gamble, aktualisiert more than 1 year ago
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Erstellt von Brian Gamble
vor mehr als 8 Jahre
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Frage 1
Frage
Bridges segregate LANs into broadcast domains.
Antworten
- True
- False
Frage 2
Frage
Choose the correct sequence for the TCP 3 way hand shake
Antworten
-
SYN, SYN/ACK, ACK
-
ACK , SYN/ACK SYN
-
SYN/ACK, ACK, SYN
-
SYN/ACK, SYN, ACK
Frage 3
Frage
Switches make forwarding decisions based on the
Antworten
-
destination mac address
-
source mac address
-
ip address
-
default gateway
Frage 4
Frage
All of the following are fields in a TCP header except ________.
Antworten
-
FCS
-
offset
-
destination
-
window
Frage 5
Frage
If a switch receives a frame with an unknown destination address, the frame is _________.
Antworten
-
flooded
-
broadcast
-
multicast
-
unicast
Frage 6
Frage
________, __________, and ____________ are needed to construct a socket.
Antworten
-
an IP address
-
a transport protocol
-
a port number
-
ethertype
Frage 7
Frage
A switch populates its MAC address table with addresses from the destination field of received Ethernet frames.
Antworten
- True
- False
Frage 8
Frage
Choose the correct description for the function below.
Multiplexing using ports
Antworten
-
Function that allows receiving hosts to choose the correct application for which the data is destined, based on the port number.
-
Process of numbering and acknowledging data with Sequence and Acknowledgment header fields.
-
Process that uses window sizes to protect buffer space and routing devices from being overloaded with traffic.
-
Process used to initialize port numbers and Sequence and Acknowledgment fields
-
Continuous stream of bytes from an upper-layer process that is “segmented” for transmission and delivered to upper-layer processes at the receiving device, with the bytes in the same order.
Frage 9
Frage
In order to make accurate forwarding decision, a switch needs __________
Antworten
-
a populated MAC address table
-
a management IP address
-
a default gateway
-
a default VLAN
Frage 10
Frage
Choose the correct description for the function below.
Error recovery (reliability)
Antworten
-
Function that allows receiving hosts to choose the correct application for which the data is destined, based on the port number.
-
Process of numbering and acknowledging data with Sequence and Acknowledgment header fields.
-
Process that uses window sizes to protect buffer space and routing devices from being overloaded with traffic.
-
Process used to initialize port numbers and Sequence and Acknowledgment fields
-
Continuous stream of bytes from an upper-layer process that is “segmented” for transmission and delivered to upper-layer processes at the receiving device, with the bytes in the same order.
Frage 11
Frage
With an empty MAC address table, a switch acts like a _______.
Antworten
-
hub
-
bridge
-
router
-
switch
Frage 12
Frage
Choose the correct description for the function below.
Flow control using windowing
Antworten
-
Function that allows receiving hosts to choose the correct application for which the data is destined, based on the port number.
-
Process of numbering and acknowledging data with Sequence and Acknowledgment header fields.
-
Process that uses window sizes to protect buffer space and routing devices from being overloaded with traffic.
-
Process used to initialize port numbers and Sequence and Acknowledgment fields
-
Continuous stream of bytes from an upper-layer process that is “segmented” for transmission and delivered to upper-layer processes at the receiving device, with the bytes in the same order.
Frage 13
Frage
Without _____, flooded frames would loop indefinitely.
Antworten
-
STP
-
802.1Q
-
CSMA/CD
-
FCS
Frage 14
Frage
Choose the correct description for the function below.
Ordered data transfer and data segmentation
Antworten
-
Function that allows receiving hosts to choose the correct application for which the data is destined, based on the port number.
-
Process of numbering and acknowledging data with Sequence and Acknowledgment header fields.
-
Process that uses window sizes to protect buffer space and routing devices from being overloaded with traffic.
-
Process used to initialize port numbers and Sequence and Acknowledgment fields
-
Continuous stream of bytes from an upper-layer process that is “segmented” for transmission and delivered to upper-layer processes at the receiving device, with the bytes in the same order.
Frage 15
Frage
With store and forward processing the entire ________ must be received before it is processed by the switch.
Antworten
-
frame
-
packet
-
segment
-
bit stream
Frage 16
Frage
With store and forward processing the entire ________ must be received before it is processed by the switch.
Antworten
-
TCP segment
-
UDP segment
-
TCP Packet
-
UDP packet
Frage 17
Frage
Fragment free processing waits to receive the first ___ bytes of a frame before it makes it's forwarding decision
Antworten
-
64
-
48
-
32
-
128
Frage 18
Frage
Port numbers are a vital part of the socket concept.
Antworten
- True
- False
Frage 19
Frage
Fragment free processing is the most desirable decision logic because it allows for error free transmission along with minimal latency.
Antworten
- True
- False
Frage 20
Frage
Fragment free processing is the most desirable decision logic because it allows for error free transmission along with minimal latency.
Antworten
- True
- False
Frage 21
Frage
When creating a modern LAN, you use _______ and __________
Antworten
-
Switches
-
Routers
-
bridges
-
hubs
Frage 22
Frage
A protocol that requires an exchange of messages before data transfer begins, or that has a required preestablished correlation between two endpoints.
Antworten
-
Connection-oriented protocol
-
Connectionless protocol
Frage 23
Frage
________ and ________ segregate LANs into collision domains.
Antworten
-
switches
-
routers
-
hubs
-
bridges
Frage 24
Frage
A protocol that does not require an exchange of messages and that does not require a preestablished correlation between two endpoints.
Antworten
-
Connection-oriented protocol
-
Connectionless protocol
Frage 25
Frage
An Ethernet collision domain is comprised of the set of devices that receive a frame when broadcast by another device.
Antworten
- True
- False
Frage 26
Frage
The UDP header is the same length as the TCP header
Antworten
- True
- False
Frage 27
Frage
VoIP requires low delay, but can tolerate more jitter than web browsing
Antworten
- True
- False
Frage 28
Frage
___________ defines the quality of the data transfer between two applications and in the network as a whole.
Antworten
-
QoS
-
bandwidth
-
delay
-
jitter
-
loss
Frage 29
Frage
When a host receives a ________ frame, it must process the received frame.
Antworten
-
broadcast
-
unicast
-
multicast
-
experimental
Frage 30
Frage
A LAN consists of all devices in the same _________.
Antworten
-
broadcast-domain
-
collision-domain
-
sub-domain
-
active directory
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