IS 302 Test 1
CAT 5e and CAT 6 wiring can carry Ethernet traffic 100 meters up to ________.
1 Gbps
In a coffee shop hot spot, the rated speed is 10 Mbps. Throughput is about half of the rated speed. There are ten people using the hot spot. If you and three others are transmitting or receiving at the same time, what speed should you expect to get?
1.25 Mbps
What type of copper wiring is widely used in Ethernet?
4-pair UTP
What 802 Working Group creates Ethernet standards?
802.3
In SNMP, the manager communicates directly with the managed device.
False
Priority is a way to handle a chronic lack of capacity.
False
Ethernet addresses were formerly called ________ addresses.
MAC
Internet standards are published as ________.
RFCs
4-pair UTP terminates in a(n) ________ connector.
RJ-45
An IP packet may include a(n) ________.
TCP segment or UDP datagram, application message or fragment
Which of the following tells you the cumulative round-trip latency to each router along the route to the host?
Traceroute
________ links connect switches to other switches.
Trunk
To handle momentary traffic peaks, which would you give higher priority to?
VoIP
Ethernet standards are specified at the ________ layer.
both physical and data link
ISPs usually offer QoS guarantees to ________.
business customers
What type of switch connects switches to other switches?
core switches
The IETF primarily ________.
creates internet standards
At what layer will you find standards for frames?
data link
The path a message takes from the source host to the destination device in an Ethernet network is a ________.
data link
The client program is usually a browser.
false
Optical fiber cords use two strands ________.
for full-duplex transmission
The ability to transmit in two directions simultaneously is ________.
full-duplex communication
We call any device connected to the Internet a(n) ________.
host
The SNMP manager stores the information it receives from Get commands ________.
in the MIB
Which of the following is constantly leading to new applications?
increasing speed, increasing availability wherever you are, increasing reliability
At what layer will you find standards for packets?
internet
Network standards provide ________.
interoperability
Variability in delay is called ________.
jitter
An SLA specifies ________.
minimum availability
Trunk lines in the Internet core are ________.
multiplexed
Who owns the Internet?
no one
A local area network operates ________.
on a customer premises
Ethernet messages are ________.
packets
In 4-pair UTP, what is twisted?
pairs of wires
Which layer governs wires?
physical
Which layer(s) governs transmission through a single network?
physical and data link
UTP and fiber distance limits are for ________.
physical links
To determine if a host is reachable, you send a(n) ________.
ping
The transport layer on the destination host ________.
removes the transport header, reassembles the application message if it has been fragmented
Using standard configurations ________.
saves money, gives management agility
In QoS, the S stands for ________.
service
Physical layer standards govern ________.
signaling
The longest transmission distances are possible with ________.
single-mode fiber
Jitter is a problem for ________.
streaming media, voice over IP (VoIP)
Ethernet forwarding devices are ________.
switches
If you change a standard at one layer, you are not required to change standards at other layers.
true
Depicting the Internet as a cloud symbolizes ________.
users do not have to know how the internet operates
An SLA specifies the ________.
worst case