COMPUTER NETWORKING

WIRELESS NETWORKS AND MOBILE IP

WIRELESS NETWORKS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Anything that disrupts or modifies a signal that is traveling along a wire.
A
crosstalk
B
undesired effect
C
interference
D
None of the above
Explanation: 

Detailed explanation-1: -In telecommunications, an interference is that which modifies a signal in a disruptive manner, as it travels along a communication channel between its source and receiver. The term is often used to refer to the addition of unwanted signals to a useful signal. Common examples include: Electromagnetic interference (EMI)

Detailed explanation-2: -Latency occurs when a signal traveling on one wire or cable infringes on the signal traveling over an adjacent wire or cable. The maximum distance a signal can travel and still be interpreted accurately is equal to a segment’s maximum length.

Detailed explanation-3: -Attenuation is the loss of signal strength in networking cables or connections. This typically is measured in decibels (dB) or voltage and can occur due to a variety of factors.

Detailed explanation-4: -A wired network is one where the devices in the network are connected using cables. Most wired networks are Ethernet networks. Wireless networks use radio waves to connect devices. There are a range of wireless technologies, but the most common are Wi-Fi and Bluetooth.

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