Full Stack Development Quiz 17

Which of these is a protocol for breaking and sending packets to an address across a network?

• TCP/IP

• DNS

• Socket

• Proxy server

How many ports of TCP/IP are reserved for specificc protocols?

• 10

• 1024

• 2048

• 512

Which is the full form of DNS?

• a) Data Network Service
  
  

• b) Data Name Service

• 
  c) Domain Network Service

• d) Domain Name Service

Which of these class is used to create servers that listen for either local or remote client programs?

• a) httpServer

• b) ServerSockets

• c) MimeHeader

• d) HttpResponse

What happens if ServerSocket is not able to listen on the specified port?

• a) The system exits gracefully with appropriate message

• b) The system will wait till port is free

• 
  c) IOException is thrown when opening the socket

• d) PortOccupiedException is thrown

Which of the below are common network protocols?

• a) TCP

• b) UDP

• c) TCP and UDP

• d) CNP

Which of the below are common network protocols?

• a) TCP

• b) UDP

• c) TCP and UDP

• d) CNP

Which method is used to read data from an InputStream object?

• a) readData()

• b) pullData()

• c) fetch()

• d) read()A

Which exception is thrown when a connection cannot be established with a remote server?

• a) IOException

• b) ConnectionException

• c) NetworkException

• d) UnknownHostException

Which class provides methods to create a client-side socket in Java?

• a) ServerSocket

• b) NetSocket

• c) Socket

• d) ClientSocket