A.Standard encoding techniques create an uncompressed digital data rate of 4000 bps.
B.Standard encoding techniques create an uncompressed digital data rate of 8000 bps.
C.Standard encoding techniques create an uncompressed digital data rate of 64，000 bps.
D.Voice quality is not a concern if compression is not used.
E.Two methods of quantization are linear and logarithmic.
F.Two methods of compression are u-law and a-law.
您可能感興趣的試卷
你可能感興趣的試題
A.The three required steps in the analog to digital conversion are sampling，encoding，and compression.
B.The three required steps in the analog to digital conversion are sampling，quantization，and compression.
C.The three required steps in the analog to digital conversion are sampling，quantization，and encoding.
D.The output of the sampling process is a pulse code modulation （PCM） signal.
E.The output of the sampling process is a pulse amplitude modulation （PAM） signal.
A.Cisco AutoQoS can be used repeatedly to apply a single QoS policy to multiple interfaces.
B.Cisco AutoQoS includes an optional web-based GUI for automating the configuration of QoS services.
C.Cisco AutoQoS provides capabilities to automate VoIP deployments.
D.The auto qos global configuration command is used to configure Cisco AutoQoS.
E.The Modular QoS CLI （MQC） is the best way to fine tune QoS configurations.
F.The SDM QoS wizard is the fastest way to implement QoS.
A.DiffServ requires RSVP to set up a path through the network to accommodate the requested QoS.
B.Network traffic is identified by class， and the level of service is chosen for each class.
C.The DiffServ model relies on a fairly simple mechanism to provide QoS over a wide range of equipment.
D.RSVP enables the DiffServ model to provide end-to-end QoS.
E.The DiffServ model is more scalable than the IntServ model.
F.The flow-based approach of the DiffServ model is ideal for large scalable implementations such as the public Internet.
A.AutoQos Enterprise
B.AutoQoS Campus
C.AutoQoS VoIP
D.AutoQoS LAN
A.CBWFQ
B.LLQ
C.traffic shaping
D.WRED
最新試題
Which of the items stated is typically the most expensive method of improving QoS across WAN links？（）
Which two statements about the Wi-Fi Multimedia （WMM） standard are true？（）
Which three user interfaces exist for the Cisco WLAN Controllers？（）
What can be used to maintain the voice quality on a link by limiting the number of calls that can be active at any given time？（）
Which three functions can an Integrated Services Router perform in a VoIP network？（）
What is the term that is used to describe the process of converting a signal from digital to analog？（）
End-to-end QoS is maintained in the Cisco WLAN deployment model by utilizing what parameter in lieu of 802.1p？（）
In a VoIP network， which type of interface would an analog fax machine connect to？（）
Which two commands should be entered on a WLAN controller to remove any residual configuration？（）
Which three functions are associated with a Cisco Unified CallManager？ （）