614_Computer Networks

1. Computer Networks: CT-2
1. All configurations in gigabit Ethernet are
a) Broadcast (b) Point-to-point (c) multidrop cable
2. The MAC sub layer is especially important in
a) LANs (b) MANs (c) WANs.
3. In which protocol a station is not permitted to send whenever a frame is ready
a) Pure ALOHA (b) TDM (c) Slotted ALOHA
4. The widely used protocol on LANs is
a) CSMA (b) bit-map (c) CSMA/CD
5. A switch is most often used to connect
a) Individual Computers (b) different LANs (c) cable segments of a LAN
6. Error control is done by:
a) Source (b) destination (c) both of source and destination.
7. Which is not connected with Ethernet cable topologies:
a) Point-to-Point (b) Linear (c) Segmented.
8. The Length of MAC address is
a) 6 Byte (b) 8 byte (c) 4 byte.
9. When the Ethernet frame format uses the pad field? : if the data field length is
a) Less than 64 byte (b) Less than 46 byte (c) Equal to 1500 byte.
10. In sliding window techniques destination acknowledges a frame by sending acknowledgement with sequence
number of
a) Last frame received (b) Next frame expected (c) each frame received.