FUNDAMENTALS OF COMPUTER

WEB BROWSERS TECHNOLOGY

THE INTERNET

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What happens if a packet is lost?
A
They ring and ask if they have any spare packets
B
A message is sent back to the original computer to ask for a replacement packet
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -For users, packet loss manifests itself in the form of network disruption, slow service and even total loss of network connectivity. Any application can be disrupted by packet loss, but the most likely victims are applications that rely on real-time packet processing, such as video, audio and gaming programs.

Detailed explanation-2: -Packet Loss with TCP/IP In Transmission Control Protocol/Internet Protocol (TCP/IP), all dropped packets are automatically retransmitted-either after a notification (TCP Fast Retransmission) or after a timeout (TCP Retransmission). The retransmission scheme is documented in RFC 3366.

Detailed explanation-3: -In networking, a packet is a small segment of a larger message. Data sent over computer networks*, such as the Internet, is divided into packets. These packets are then recombined by the computer or device that receives them.

Detailed explanation-4: -However, packet loss can occur even when you have a fast internet connection. Basic troubleshooting steps include power cycling your router, switching from Wi-Fi to ethernet, and changing ethernet ports. You can also go into your router settings to update firmware or activate Quality of Service (QoS) settings.

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