试题详情
- 单项选择题Which of these terms refers to call issues that cause variations in timing or time of arrival?()
A、queuing
B、jitter
C、packet loss
D、digitized sampling
E、signal-to-noise ratio ratio
- B
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A、queuing
B、jitter
C、packet loss
D、digitized sampling
E、signal-to-noise ratio ratio
关注下方微信公众号,在线模考后查看