Midterm chapter 3
Quality of Service Midterm Quiz
Test your knowledge on Quality of Service (QoS) concepts with this engaging midterm quiz! Designed to challenge students and professionals alike, this quiz covers essential terms, metrics, and practical scenarios related to network performance.
Key topics include:
- Service levels and guarantees
- Throughput vs. transmission speed
- Latency and jitter
- Understanding SLAs
In QoS, the S stands for ________.
Software
Security
Service
Satisfaction
QoS is quantified through ________.
Criteria
Consensus
Metrics
None of the above
Transmission speed is normally measured in ________.
Bits per second
Bytes per second
Octets per second
none of the above
Throughput is ________.
The speed a network actually provides to users
A network's rated speed
Both A and B
Neither A nor B
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?
0.5 Mbps
1 Mbps
1.25 Mbps
None of the above
In a coffee shop, there are ten people sharing an access point with a rated speed of 2Gbps. The throughput is half the rated speed. If each person downloading is getting an average of 200Mbps, how many people are using the Internet at that moment?
10
5
2
None of the above
Trunk lines in the Internet core are ________.
Dedicated
multiplexed
Both A and B
Neither A nor B
The business benefit of multiplexing is ________.
Lower cost
Higher speed
Avoiding the need to send many transmission links through narrow conduits
Security
________ is the percentage of time that a network is available for use.
Availability
Downtime
QoS
none of the above
When a packet travels through a network, the time it takes to get from the sender to the receiver is called ________.
Latency
output
jitter
Throughput
Variability in delay is called ________.
Jitter
Variance
A QoS failure
Latency
Guarantees for quality of service are called ________.
QoS-G
QoS metrics
SLAs
QoS guarantees
An SLA specifies the ________.
Best case
Worst case
Both A and B
Neither A nor B
An SLA specifies ________.
Maximum speed
Minimum speed
Both A and B
Neither A nor B
An SLA specifies ________.
Maximum latency
Minimum latency
Both A and B
Neither A nor B
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