Lab Quiz Batch I

10 Questions | By Monyj1987 | Updated: Mar 18, 2022 | Attempts: 64

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1.

Which class is used to create servers that listen for either local client or remote client programs?
- A.
  
  ServerSockets
- B.
  
  HttpServer
- C.
  
  HttpResponse
- D.
  
  None of the above
2.

Which constructor of DatagramSocket class is used to creates a datagram socket and binds it with the given Port Number?
- A.
  
  DatagramSocket(int port)
- B.
  
  DatagramSocket(int port, InetAddress address)
- C.
  
  DatagramSocket()
- D.
  
  None of the above
3.

Which statement is true regarding the user exec and privileged exec mode?
- A.
  
  They both require the enable password
- B.
  
  User exec is a subset of the privileged exec
- C.
  
  The '?' only works in Privileged exec
- D.
  
  They are identical
4.

What is an example of a MAC address
- A.
  
  Az32:6362:2434
- B.
  
  BA:281x:8288
- C.
  
  101:354:665:8734:ffd6:8023
- D.
  
  A625:cbdf:6525
5.

If a datagram router goes down then …………..
- A.
  
  All packets will suffer
- B.
  
  Only those packets which are queued in the router at that time will suffer
- C.
  
  Only those packets which are not queued in the router atthat time will suffer
- D.
  
  No packets will suffer
6.

What is route poisoning?
- A.
  
  It sends back the protocol received from a router as a poison pill, which stops the regular updates. The use of variable length subnet masks is permitted
- B.
  
  It is information received from a router that can’t be sent back to the originating router.RIPv2 supports classless routing
- C.
  
  It prevents regular update messages from reinstating a route that has just come up
- D.
  
  It describes when a router sets the metric for a downed link to infinity
7.

Which statement is true regarding classless routing protocols?
- A.
  
  The use of discontinuous networks is not allowed
- B.
  
  The use of variable length subnet masks is permitted
- C.
  
  RIPv1 is a classless routing protocol
- D.
  
  RIPv2 supports classless routing
8.

The DatagramSocket and DatagramPacket classes are not used for connection-less socket programming.
- A.
  
  True
- B.
  
  False
9.

Which methods are commonly used in ServerSocket class?
- A.
  
  Public OutputStream getOutputStream()
- B.
  
  Public Socket accept()
- C.
  
  Public synchronized void close()
- D.
  
  None of the above
10.

Each packet is routed independently in ……………….
- A.
  
  Virtual circuit subnet
- B.
  
  Short circuit subnet
- C.
  
  Datagram subnet
- D.
  
  ATM subnet