Why TCP/IP reference model is more popular than OSI model ?
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what is modem and what use of in networking ?
Write two ways in which computer applications differ from network applications ?
Which layer is used to detect and correct errors
What is datagram, datagram packets and datagram sockets?
When you look at a Cisco switch like Cisco 2950, why are the ports labeled with an 'X' behind the number? Like 1x, 2x.....23x, 24x, and what does it mean when there is no 'X'?
What is the difference between process and thread ? also what is the difference between process and service >
Where will the deleted data stored when the Recycle Bin is full ?
What are two characteristics of clients in data networks?
What are the principles that were applied to arrive at the seven layers in OSI model?
Describe and distinguish between FDMA, TDMA, and CDMA.
What are the two reasons for using layered protocols?
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?