FUNDAMENTALS OF COMPUTER

APPLICATION SYSTEM SOFTWARE

WHAT IS COMPUTER SOFTWARE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which type of transmission media is the least expensive to manufacture?
A
Coaxial
B
Twisted pair cable
C
Plastic
D
Fibre optic
Explanation: 

Detailed explanation-1: -1 Unshielded Twisted Pair Cable(UTP): These consist of two insulated copper wires that are coiled around one another. These types of transmission media block interference without depending on any physical shield. The unshielded twisted pair are very affordable and are simple to set up.

Detailed explanation-2: -1.TWISTED PAIR CABLE The least expensive and most widely used guided transmission medium is twisted pair.

Detailed explanation-3: -A twisted pair cable is made of two plastic insulated copper wires twisted together to form a single media. Out of these two wires, only one carries actual signal and another is used for ground reference. The twists between wires are helpful in reducing noise (electro-magnetic interference) and crosstalk.

Detailed explanation-4: -The optical fibre cable made up of glass is the most expensive one among all the transmission media.

Detailed explanation-5: -There are three types of cables used in wired transmission namely twisted pair cables, coaxial cables and fiber optic cables. Twisted pair cables are used for transmitting data in small areas. These cables are further divided into two types. Shielded Twisted Pair (STP) and Unshielded Twisted Pair (UTP).

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