Socket

Socket

5th Grade

21 Qs

quiz-placeholder

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Socket

Socket

Assessment

Quiz

Computers

5th Grade

Practice Problem

Medium

Created by

Tea Randon

Used 2+ times

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21 questions

Show all answers

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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