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