Which of the following is good for mobile stations?
A) GEOs.
B) LEOs.
C) Both A and B
D) Neither A nor B
Correct Answer:
Verified
Q3: PSTN signaling in the United States uses
Q4: A ring topology is attractive because it
Q5: Because of the curvature of the earth,microwave
Q7: In TDM,time is first divided into brief
Q8: Satellite _ operate on a point-to-point basis.
A)uplinks
B)downlinks
C)Both
Q10: Plenum wiring is needed for _.
A)heavy traffic
Q11: _ is widely used in Europe for
Q14: Cross-connect devices are found in _.
A)PBXs
B)equipment rooms
C)telecommunications
Q17: SONET/SDH applies _ when there is a
Q46: ATM provides quality-of-service for voice.
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