Which protocol(s) achieves reliable data transfer?

In a BitTorrent peer-to-peer file sharing system, when a peer has numerous neighbor peers and will serve (i.e., send data to) only some of the neighbors, how does it decide which neighbors to serve? 

For project 1, in client-server socket programming, how many different types of TCP sockets are there at the client side? Can two client-side sockets have the same local port number? 

Which of the following choices is used in cable Internet?

A child requires a 10-day course of amoxicillin to treat a bacterial infection. The prescribed dose is 25 mg/kg/day in three divided doses. If the child weighs 18 kg, how many milligrams should the child receive per dose?   

The attentional blink is indicated by: 

A pediatric patient weighing 12 kg is prescribed an IV dose of lorazepam at 0.05 mg/kg for seizure management. The available preparation has a concentration of 2 mg/mL. What is the correct volume to administer?  

A child weighing 18 kg is prescribed oral Clindamycin at a dose of 5 mg/kg. How many mg should the nurse administer? 

A 5-year-old child with asthma weighs 20 kg. The recommended dose of albuterol is 0.15 mg/kg/dose. How many milligrams of albuterol should the child receive per dose?   

One serious criticism of Baddeley’s model is that