多选题A brand new network application is required for the Acme Company, and they are considering the use of a connectionless service. What are the characteristics of a connectionless service?()AIt uses a Reliable transport mechanism.BIt uses a Non-reliable transport mechanismCIt is less bandwidth-intensive than connection oriented servicesDit uses handshaking

多选题
A brand new network application is required for the Acme Company, and they are considering the use of a connectionless service. What are the characteristics of a connectionless service?()
A

It uses a Reliable transport mechanism.

B

It uses a Non-reliable transport mechanism

C

It is less bandwidth-intensive than connection oriented services

D

it uses handshaking


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