vu cs601 Mid Term - Quiz No.23
vu cs601 Data Communication Quiz
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Question 2: The __________ field in the authentication header and the ESP header define the security method used in creating the authentication data.
Authentication data
SPI
Padding
Sequence number
Question 3: Wavelength is __________ proportional to propagation speed and __________ proportional to period.
Directly; directly
Inversely; directly
Directly; inversely
Inversely; inversely
Question 4: In fiber optics, the signal source is __________ waves.
Very low-frequency
Light
Radio
Infrared
Question 5: The maximum length of time that traffic is generated at the peak rate is called the __________.
Effective bandwidth
Average data rate
Maximum burst size
Constant bit rate
Question 6: Which error detection method can detect a burst error?
The parity check
Two-dimensional parity check
CRC
(b) and (c)
Question 8: The RTCP __________ report informs the sender and other receivers about the quality of service.
Sender
QoS
Receiver
Passive
Question 9: A one-to-all communication between a source and all hosts on a network is classified as a __________ communication.
Unicast
Multicast
Broadcast
(a) and (b)
Question 10: The wavelength of a signal depends on the __________.
Frequencies of the signal
Medium
Phase of the signal
(a) and (b)
