What is ping? What is the usage of ping?

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Which command can verify only Network layer connectivity between 2 hosts? A.) ping B.) e-mail C.) plp D.) arp E.) telnet

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What is the function of the Transport layer and which protocols reside there? A.) MAC addressing - IP B.) Interhost communication - SQL, NFS C.) Best effort Packet delivery - TCP, UDP D.) End-to-end connections - TCP, UDP

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What’s the default CDP holdtime in seconds for Cisco routers?

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Identify 3 Fast Ethernet technologies? A.) 100 Base FastEther B.) 100 Base FX C.) 100 Base T4 D.) 100 Base TX

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Identify 3 UDP characteristics? A.) Reliable communication protocol B.) Applications that use UDP must incorporate reliability C.) Connection-less oriented D.) Incorporates no handshaking

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Which of the following are examples of the Datalink Layer? A.) LLC B.) SQL C.) TCP D.) Token Ring E.) IP

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Explain the term 'unicast'.

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What is subnetting? Why is it used?

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Which of the following are examples of the Application Layer? A.) LLC B.) Token Ring C.) Spreadsheet D.) TCP E.) IP F.) Word Processor

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hi jitendra i am sunil here and i am an engineering student from delhi i have lots of interest in computer network.i was in serch of doing communication through MAC adressess.can u help me?

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Station A is transmitting data to station B, and expects an acknowledgment after every 400 bytes. After transmitting data for a while, the two stations determine the line is reliable and change to expecting and acknowledgement every 600 bytes. This is an example of (pick the best answer only): A.) BECN B.) Sliding Windows C.) Poison Reverse D.) Countdown timers E.) Split Horizon F.) Count to infinity

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