What is a back off on an 802.3 networks?
A. It is latency in store and forward switching
B. It is the time used for token passing from machine to machine
C. It is the retransmission delay that is enforced when a
collision occurs
D. It is the result of two nodes transmitting at the same
time. The frames from each transmitting device collide and
are damaged
What is a digital certificate?
hello sir , if i finish this certification is the job is conform ?? and in chennai were i can do this ??
Identify the switching method that examines the destination MAC address as the frame is being received then begins forwarding the frame prior to receiving the entire frame? A.) Fragment-free B.) Store and Forward C.) Cut-through D.) Fast forward
Identify 3 characteristics of IP RIP? A.) Distance vector B.) Administrative distance is 120 C.) Periodic updates every 60 seconds D.) Uses a composite metric E.) Can load balance
Why OSPF uses 2 Multicast IP
Identify 3 methods used to prevent routing loops? A.) Split horizon B.) Holddown timers C.) Poison reverse D.) SPF algorithm E.) LSP's
The Physical layer works with which of the following: A.) Segments B.) Datagrams C.) Packets D.) Bits E.) Frames
At which layer of the OSI Reference Model do bridges operate? A.) Physcial B.) Session C.) Datalink D.) Transport E.) Network
Explain the benefits of vlan?
Which layer allows multiple Ethernet devices to uniquely identify one another on the Datalink layer? A.) Transport B.) Session C.) Network D.) Datalink - MAC Sublayer E.) Datalink - LLC Sublayer
What is the purpose of ARP? A.) IP to host name resolution B.) Host name to IP address resolution C.) Mac to IP address resolution D.) IP to Mac address resolution
4 Answers Cordys, Punjabi University,
Which router command allows you to view the entire contents of all access lists? A. Router# show interface B. Router> show ip interface C. Router# show access-list D. Router> show all access-list