QoS Concepts
Authored by Christine Gepiga
Information Technology (IT)
University
Used 2+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens when network congestion occurs without QoS mechanisms in place?
High-priority packets are always transmitted first
Packets are processed in the order they are received
Voice and video packets are prioritized by default
Packets are dropped based on size
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is NOT a source of delay in a network?
Packetization delay
Propagation delay
Serialization delay
Bandwidth delay
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A network administrator is experiencing high jitter on a video conference call. What is the likely cause of this issue?
Low bandwidth allocation
Congestion on the network
Increased packet size
High packetization delay
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which type of traffic is most sensitive to delays and drops?
Voice traffic
Data traffic
Email traffic
FTP traffic
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How much bandwidth does video traffic typically require for optimal performance?
30 Kbps
128 Kbps
384 Kbps
1 Mbps
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If video traffic is experiencing a latency of 500 ms, what is the expected outcome?
The video will buffer but eventually play correctly
Video quality will degrade, resulting in choppy playback
No impact as video can tolerate high latency
The video will transmit faster to catch up
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A company is implementing QoS to prioritize voice traffic. Which latency value should they aim to stay below?
100 ms
150 ms
250 ms
400 ms
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