MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

COMPUTER NETWORKING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the advantage of STP cable over UTP cable?
A
STP is smaller and more flexible than UTP
B
STP cable is less susceptible to EMI and other interference than UTP
C
STP cable is less expensive to deploy than UTP
D
STP cable has a lower attenuation than UTP
Explanation: 

Detailed explanation-1: -Shielding reduces the chance of crosstalk and provides protection from interference. The advantages of STP over UTP is that it offers greater protection from cross talk due to shielding. It offers better electrical characteristics than unshielded cables.

Detailed explanation-2: -Advantages of the STP cable It has lower noise and attenuation than UTP. It is shielded with a plastic cover that protects the STP cable from a harsh environment and increases the data transmission rate. It reduces the chances of crosstalk and protects from external interference.

Detailed explanation-3: -The basic difference between UTP and STP is UTP (Unshielded twisted pair) is a cable with wires that are twisted together to reduce noise and crosstalk. On the contrary, STP (Shielded twisted pair) is a twisted pair cable confined in foil or mesh shield that guards the cable against electromagnetic interference.

Detailed explanation-4: -Shielded twisted pair cable (STP) has the individual pairs of wires wrapped in foil, which are then wrapped again for double protection. Unshielded twisted pair cable (UTP) has each pair of wires twisted together. Those wires are then wrapped in tubing without any other protection.

Detailed explanation-5: -➨It is less expensive compare to other networking media types. ➨It is thin and flexible which further makes installation easier. ➨UTP cables are used in most of the networking architecture. ➨It is designed to counter EMI, RFI and crosstalk.

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