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?
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 |
Post New Answer View All Answers
What is logical link control
Compare the maximum window size in go-back-N and selective-repeat ARQs.
What are the various classes of IP addressing? Calculate the maximum number of class A, B and C network Ids.
1. What ports does FTP traffic travel over? 2. What ports does mail traffic utilize? 3. What ports do HTTP and HTTPS use? 4. Why is NTP required in an NFS network? 5. Name some common mal software on the server side 6. What is CPAN? How do you access it? 7. What is PEAR? 8. What advantages does mod_perl have over a perl CGI? 9. What is required to do SSL in Apache 1.x? 10. What is Tcl? 11. What is a servlet engine/container? 12. What is BIND? 13. Name the steps to setup a slave zone in BIND 14. Name the steps to setup a primary zone in BIND 15. What commands would you use under Solaris or Linux to modify/view an LDAP tree?
how many types of backups are there & explain them in theory mode & practical mode?
Define Explore a world of satellite solutions?
What is source route
What was the reason for selecting a speed of 155.52 Mbps in the original ATM standard ?
what are the major componets of client server application?
Define Satellite Networks
what is disk interleaving? why is disk interleaving adopted?
If i want to crack any serial key using system information then how can i do it? Is it possible?
What is the average number of transmission required to send a frame of length 1600 bytes correctly, if the bit error rate is 1 x 10-6.
What does ‘data transparency’ mean ? With the help of a flow chart, explain the process of bit de-stuffing at the receiver’s end.
Differentiate between IEEE 802.3, IEEE 802.4 and IEEE 802.5 standards.