The Most Commonly Used Medium in the Telephone Network Is

Q12: Requiring line of site transmission and fewer

Q13: _ is a general term used to

Q14: Defined as an electrical conductor,or system of

Q15: _ twisted pair is subject to external

Q16: A _ consists of two insulated copper

Q18: Defined as the power output in a

Q19: Twisted pair,coaxial cable and optical fiber are

Q20: Often used in LANs,_ transmission has a

Q21: For _ transmission media,the transmission capacity,in terms

Q22: A loss between the transmitting and receiving