Networking AllOther Interview Questions
Questions Answers Views Company eMail

Outline and discuss the main fields in Ethernet IEEE 802.3 frame. What are the main objectives of preamble ?

233

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.

154

Explain what is meant by the term ‘integrated service digital network’. Give three reasons a company might choose an ISDN link in preference to a leased line.

105




Subnet the class C network address 198.67.25.0 into eight subnets. Why are the ‘all ones’ and ‘all zeroes’ subnets not used ?

246

What do you understand by the term ‘structured cabling’. State the main rules that should be used when installing a cable. 31. Show that maximum cabling area for LAN for horizontal cabling runs is approximately 200m.

183

What are the various classes of IP addressing? Calculate the maximum number of class A, B and C network Ids.

148

Why is a data link layer switch preferred over a hub ?

296

Which device is needed to connect two LANs with different network Ids ?

118




When is a translating bridge used ?

216

Can a switch be used to connect two LANs with different network IDs ?

87

Write two ways in which computer applications differ from network applications ?

150

What is count to infinity problem ?

133

What was the reason for selecting a speed of 155.52 Mbps in the original ATM standard ?

312

Contrast link state and distance vector routing protocols, giving an example of each.

127

What is ISO-OSI reference model ? Compare it with TCP/IP reference model.

149


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Un-Answered Questions { Networking AllOther }

Contrast link state and distance vector routing protocols, giving an example of each.

127


I have 2 networks. One is LAN & other is Tata Indicom Modem which is connected to USB. The problem is that When USB Modem is using, i am unable to use LAN. And when we use LAN, we cannot use USB Modem. kindly help me.

3698


If the transmitted code word is 10011000 and the received code word is 11001001. What is the error word ? Write transmitted code word , received code word and error word as polynomials.

340


Explain Salient difference between ISO-OSI and TCP/IP models.

283


Why is a data link layer switch preferred over a hub ?

296


Differentiate between Optical fibre and twisted pair

181


How do cryptography-based keys ensure the validity of data transferred across the network?

2760


what is the command to check how many port numbers are running with their specific protocols in linux pc

723


Compare satellite with fiber as a communication medium and enumerate the application areas where satellite still holds a niche(or special)marker.

202


Draw the IP datagram header format. “IP datagram has a checksum field still it is called an unreliable protocol”. Justify?

416


cat 5E cable with brown colour cable what will be its speed in kbps for internet?

744


Explain Token ring

115


What are the basic functions of the data link layer?

259


how many types of backups are there & explain them in theory mode & practical mode?

700


whtch file system support the tcp/ip , http protocal and ftp protocal?

820