Random Access Quiz with Answers PDF Download – Test 17

MCQ 81: The protocol that is used to transmit data without any scheduled time is:

1. random access
2. controlled access
3. channelization
4. authentication

MCQ 82: The Link Control Protocol (LCP) is responsible for establishing, maintaining, configuring, and:

1. unidirectional link
2. terminating link
3. network
4. multipoint link

MCQ 83: Carrier Sense Multiple Access (CSMA) is based on the medium called:

1. listen before talk
2. listen before sending
3. sense before transmit
4. sense before collision

MCQ 84: The ray of light refracts and moves closer to the surface then the angle of the incidence is:

1. equal to the critical angle
2. not equal to the critical angel
3. less than the critical angle
4. greater than the critical angle

MCQ 85: Increasing the levels of a signal may reduce the:

1. reliability of a system
2. efficiency of a system
3. speed of system
4. frequency of system