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1. What is the difference between layer 2 and layer 3
in the OSI model?
2. What is the difference between a hub, switch, and
router?
3. What is a VLAN?
4. What is the difference between TCP and UDP?
5. How do you distinguish a DNS problem from a network
problem?
6. What is a runt, Giant, and collision?
7. What is a broadcast storm?
8. What is the purpose of VRRP?
9. What is a VPN?
10. What information about a peer would I need to
establish a VPN?
11. What is a full-class C in CIDR notation?
12. What is a default route?
13. What is a metric?
14. What is a MAC address?
15. What is ARP/RARP?
16. Describe a TCP connection sequence
17. What is MTU?
18. What other TCP setting can you modify besides MTU
to shorten packets?
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Answer Posted / priyanka sharma
4:tcp is connection oriented
it is reliable
it gives the accknowledgement
but
udp is connection less
it is unreliable
it do not give the accknowledgement
| Is This Answer Correct ? | 28 Yes | 3 No |
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