Cellular services use ________ to provide wireless connectivity to the Internet for smartphones.
A) ADSL
B) T1 and T3 cellular networks
C) DSL
D) 3G and 4G cellular networks
Correct Answer:
Verified
Q1: In a computer network,this node requests and
Q3: The essential features of this include identifying,sending,and
Q4: Which among the following is considered a
Q5: One of the most dramatic changes in
Q6: _ is the process of breaking down
Q7: Every computer on the Internet has a
Q8: In a communication system,which among the following
Q9: _ is a term relating to sending
Q10: The _ is the central node that
Q11: Microwave communication uses high-frequency _.
A)radio waves
B)infrared
C)satellite communications
D)optic
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