Interview Questions

Computer Networking Questions asked in actual Interviews

Top 100 Computer Networking Questions Asked in Actual Interviews
If you are given the IP address can u tell how many computers can be connected?What do you look at?
http://www.coolinterview.com/interview/10680

What is a different between switch and Hub?
http://www.coolinterview.com/interview/10681

Why should we care about the OSI Reference Model ? What is the main purpose for creating this osi model? why it is a layered model?
http://www.coolinterview.com/interview/10682

What is a different between switch and Hub?
http://www.coolinterview.com/interview/9259

What are the Advantages and Disadvantages of DHCP?
http://www.coolinterview.com/interview/9260

What is Recovery Console?
http://www.coolinterview.com/interview/9261

What is ERD(Emergency Repair Disk)?
http://www.coolinterview.com/interview/9262

What is the difference between POP3 and IMAP Mail Server?
http://www.coolinterview.com/interview/9263

what is .ost file?
http://www.coolinterview.com/interview/9264

Whatz the difference between DNS and WINS?
http://www.coolinterview.com/interview/9265

How can we create VPN to connect to branch office of the same office.what would be the priliminary requirment?
http://www.coolinterview.com/interview/9266

Why should we care about the OSI Reference Model ? What is the main purpose for creating this osi model? why it is a layered model?
http://www.coolinterview.com/interview/9267

What is layer-3 switch?
http://www.coolinterview.com/interview/9268

What is an email client? what is differnce between email client and web mail?
http://www.coolinterview.com/interview/9269

what is the vlan ? how it is work?
http://www.coolinterview.com/interview/9270

Name three network tools used to determine where a network connectivity is lost between two sites A&B.
http://www.coolinterview.com/interview/9271

Which protocol is used for retrieving mails?
http://www.coolinterview.com/interview/9272

What is piggy backing?
http://www.coolinterview.com/interview/9273

What is the default subnet mask for an ipv6 address ?
http://www.coolinterview.com/interview/9274

What is fragmentation of a packet ?
http://www.coolinterview.com/interview/9275

What is MTU of a link ?
http://www.coolinterview.com/interview/9276

Name any field of IP header that can prevent a packet to loop infinitely ?
http://www.coolinterview.com/interview/9277

Under what situations a packet can go into infinite loop in a network ?
http://www.coolinterview.com/interview/9278

Describe a 3-way TCP/IP Handshake.
http://www.coolinterview.com/interview/9279

What difference between a directory and active directry
http://www.coolinterview.com/interview/9280

What does CIDR stand for?
http://www.coolinterview.com/interview/9281

What is a Bridge? When is it used? How is a bridge configured? What are the software and hardware components of a bridge?
http://www.coolinterview.com/interview/9282

Can we use static and dynamic routing in one network?
http://www.coolinterview.com/interview/9283

How can we configure dhcp features in an switch?
http://www.coolinterview.com/interview/9284

What is the difference between physical address and logical address
http://www.coolinterview.com/interview/9285

What is the difference between collision domain and broadcast domain
http://www.coolinterview.com/interview/9286

What is supernetting?why it is used
http://www.coolinterview.com/interview/9287

What is deffrence between switch & hub
http://www.coolinterview.com/interview/9288

What is PING utility?
http://www.coolinterview.com/interview/9289

What is a VLAN?What does VLAN provide?
http://www.coolinterview.com/interview/9290

What is subnetting? why is it used?
http://www.coolinterview.com/interview/9291

Difference between the communication and transmission. Transmission is a physical movement of information and concern issues like bit polarity, synchronisation, clock etc. Communication means the meaning full exchange of information between two communication media.
http://www.coolinterview.com/interview/9292

What is the Network Time Protocol
http://www.coolinterview.com/interview/9293

What is RAID
http://www.coolinterview.com/interview/9294

What are the two types of transmission technology available
http://www.coolinterview.com/interview/9295

What is ICMP?
http://www.coolinterview.com/interview/1375

What are the data units at different layers of the TCP / IP protocol suite?
http://www.coolinterview.com/interview/1376

What is Project 802?
http://www.coolinterview.com/interview/1377

What is Bandwidth?
http://www.coolinterview.com/interview/1378

Difference between bit rate and baud rate?
http://www.coolinterview.com/interview/1379

What is MAC address?
http://www.coolinterview.com/interview/1380

What is attenuation?
http://www.coolinterview.com/interview/1381

What is cladding?
http://www.coolinterview.com/interview/1382

What is RAID?
http://www.coolinterview.com/interview/1383

What is NETBIOS and NETBEUI?
http://www.coolinterview.com/interview/1384

What is redirector?
http://www.coolinterview.com/interview/1385

What is Beaconing?
http://www.coolinterview.com/interview/1386

What is terminal emulation, in which layer it comes?
http://www.coolinterview.com/interview/1387

What is frame relay, in which layer it comes?
http://www.coolinterview.com/interview/1388

What do you meant by “triple X” in Networks?
http://www.coolinterview.com/interview/1389

What is SAP?
http://www.coolinterview.com/interview/1390

What is subnet?
http://www.coolinterview.com/interview/1391

What is Brouter?
http://www.coolinterview.com/interview/1392

How Gateway is different from Routers?
http://www.coolinterview.com/interview/1393

What are the different type of networking / internetworking devices?
http://www.coolinterview.com/interview/1394

What is mesh network?
http://www.coolinterview.com/interview/1395

What is passive topology?
http://www.coolinterview.com/interview/1396

What are the important topologies for networks?
http://www.coolinterview.com/interview/1397

What are major types of networks and explain?
http://www.coolinterview.com/interview/1398

What is Protocol Data Unit?
http://www.coolinterview.com/interview/1399

What is difference between baseband and broadband transmission?
http://www.coolinterview.com/interview/1400

What are the possible ways of data exchange?
http://www.coolinterview.com/interview/1401

What are the types of Transmission media?
http://www.coolinterview.com/interview/1402

What are the types of Transmission media?
http://www.coolinterview.com/interview/1403

What is point-to-point protocol?
http://www.coolinterview.com/interview/1404

What are the two types of transmission technology available?
http://www.coolinterview.com/interview/1405

Difference between the communication and transmission?
http://www.coolinterview.com/interview/1406

What is source route?
http://www.coolinterview.com/interview/1122

What is RIP (Routing Information Protocol)?
http://www.coolinterview.com/interview/1123

What is SLIP (Serial Line Interface Protocol)?
http://www.coolinterview.com/interview/1124

What is Proxy ARP?
http://www.coolinterview.com/interview/1125

What is OSPF?
http://www.coolinterview.com/interview/1126

What is Kerberos?
http://www.coolinterview.com/interview/1127

What is a Multi-homed Host?
http://www.coolinterview.com/interview/1128

What is NVT (Network Virtual Terminal)?
http://www.coolinterview.com/interview/1129

What is Gateway-to-Gateway protocol?
http://www.coolinterview.com/interview/1130

What is BGP (Border Gateway Protocol)?
http://www.coolinterview.com/interview/1131

What is autonomous system?
http://www.coolinterview.com/interview/1132

What is EGP (Exterior Gateway Protocol)?
http://www.coolinterview.com/interview/1133

What is IGP (Interior Gateway Protocol)?
http://www.coolinterview.com/interview/1134

What is Mail Gateway?
http://www.coolinterview.com/interview/1135

What is wide-mouth frog?
http://www.coolinterview.com/interview/1136

What are Digrams and Trigrams?
http://www.coolinterview.com/interview/1137

What is silly window syndrome?
http://www.coolinterview.com/interview/1138

What is region?
http://www.coolinterview.com/interview/1139

What is multicast routing?
http://www.coolinterview.com/interview/1140

What is traffic shaping?
http://www.coolinterview.com/interview/1141

What is packet filter?
http://www.coolinterview.com/interview/1142

What is virtual path?
http://www.coolinterview.com/interview/1143

What is virtual channel?
http://www.coolinterview.com/interview/1144

What is logical link control?
http://www.coolinterview.com/interview/1145

Why should you care about the OSI Reference Model?
http://www.coolinterview.com/interview/1146

What is the difference between routable and non- routable protocols?
http://www.coolinterview.com/interview/1147

What is MAU?
http://www.coolinterview.com/interview/1148

Explain 5-4-3 rule.
http://www.coolinterview.com/interview/1149

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