
Socket
Authored by Tea Randon
Computers
5th Grade
Used 2+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la classe principale per creare un server TCP in Java?
Socket
ServerSocket
DatagramSocket
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa fa il metodo accept() di ServerSocket?
Invia dati al client
Attende una connessione client
Chiude la connessione
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Per leggere dati da un socket, si utilizza:
getOutputStream()
getInputStream()
getSocket()
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale eccezione si verifica se un client tenta di connettersi a una porta non in ascolto?
IOException
ConnectException
SocketException
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa fa il metodo close() di un socket?
Invia dati al server
Rilascia le risorse della connessione
Apre una nuova connessione
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la differenza principale tra TCP e UDP?
TCP è più veloce
TCP garantisce l’affidabilità, UDP no
UDP richiede meno porte
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale porta è tipicamente associata ai servizi HTTP?
21
80
443
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