Interview questions

Networking interview questions – page 6

421 questions. Tap “Show answer” to check yourself.

  1. What is the use of PING command?

  2. One of my friend told that M.C.A people are not prefered by the companies for networking side requirement is it true? please post your answer.because i want to make my career at networking side.

  3. What is the difference between process and thread ? also what is the difference between process and service >

  4. 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?

  5. 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?

  6. waht is DHCP?

  7. What are the raw sockets?

  8. How to make a port to a dedicated port through dll registration in a windows system

  9. If we have a firewall in our network then how to connect a VPN server through internet and therefore which port to open in the firewal?

  10. working of ping and goopher?

  11. Login security can be given by

  12. The Data Link Layer encapsulates the network-layer information in a PDU called __________.

  14. _____________ is used to hold Cisco IOS software image

  15. What are two characteristics of clients in data networks?

  16. What are Network Components and explain their uses?

  17. What are the major componets of client server application?

  18. What is Brouter?

  19. Domain user can have multiple login password true or false

  20. What are the advantages and disadvantages of router

  21. What are the advantages and disadvantages of NIC

  22. What are the advantages and disadvantages of modem

  23. What is the advantage and disadvantage of hub

  24. Why networks are layered ? What is the advantage of that ?

  25. Which one is not done by Data link layer ? 1. bit stuffing 2. LRC 3. CRC 4. parity check

  27. I INSTALLED MY SYS WITH WINDOWS 2003XP.NOW I WOULD LIKE TO INSTALL WINDOWS2003SERVER IN E DRIVE IS IT POSSIBLE?

  28. What are the various network topologies ?

  29. How many layers are there in OSI ? Why is it called OSI model ?

  30. Give an example for bus type network.

  31. Which is true a)bridge connects dissimiler LAN and protocol insensitive b)router connects dissimiler LAN and protocol insensitive c)gateway connects dissimiler LAN and protocol insensitive d)none of the above

  32. a node has the ip address 138.50.10.7 and 138.50.10.9. But it is transmitting data from node1 to node2 only. The reason may be a)a node cannot have more than one address b)class A should have second octet different c)classB " " " " " d)a,b,c

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