Which 2 kinds of DNS servers can never be authoritative over any domain ?

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List 4 layer-3 protocols ? a. ICMP b. SNMP c. IP d. ARP e. SMTP f. RARP

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What protocol is used to convert IP addresses to MAC addresses ? a. IP b. ARP c. RARP d. InARP e. appletalk

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Which protocol is used typically within an AS ?

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Internet layer is the same as which layer in OSI ?

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What platforms do you currently work on at your desk?

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Is it possible to connect two computers for file sharing without using a hub or router?

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You have a Class C network. You have subnetted it into 2 subnets. How many hosts per subnet do you have ?

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Explain VLAN concepts

0 Answers   HCL,

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True or False: Each OSI layer thinks it is communicating directly with the same layer in another computer. Even though the data is going through several layers.

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What is "keepalive"? a. A keepalive is a small, layer-1 bit message that is transmitted by a network device to let directly-connected network devices know of its presence. b. A keepalive is a small, layer-2 message that is transmitted by a network device to let directly-connected network devices know of its presence. c. A keepalive is a small, layer-2 message that is transmitted by a network device to let it neighbors know of congestion d. A keepalive is a small, layer-3 message that is transmitted by a network device to let directly-connected network devices know of its presence. e. A keepalive is a small, layer-3 message that is transmitted by a network device to let it neighbors know of congestion

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Which has error correction? (choose all that apply) Connection Oriented Connectionless oriented

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