IT-a Lab Quiz Group 2
- 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.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
- 4.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
- 5.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
- 6.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
- 7.The DatagramSocket and DatagramPacket classes are not used for connection-less socket programming.
- A.
True
- B.
False
- 8.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
- 9.Each packet is routed independently in ……………….
- A.
Virtual circuit subnet
- B.
Short circuit subnet
- C.
Datagram subnet
- D.
ATM subnet
- 10.Which address is meant for delivery of packet at Transport layer?
- A.
IP address
- B.
MAC Address
- C.
Socket Adress
- D.
Physical Address
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