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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What variances do you come across in invoice verification? : fi- accounts payable
I have a table Events Events containing cardno,time,id,name--each id has a cardno my requirement is every day each employee swipe the card several times i want to calculate first and last time of each card the output should be name 1 2 6 7 in out in out holiday holiday xxx 09:30 06:30 09:40 06:45 where 1,2...... are dates for example january 1,2, etc. 6 and 7 are saturday and sunday how it is posssible
Explain about jagged arrarys ?
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Today i completed my telephonic interview . many questions they asked from my projects.all questions from my resume. even that person who took interview he gone thro sites which i given in my profile. i answered well. Finally he said their ppls will call me and nice to talk like that he said I will get select????
Explain the order of people code events firing?
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