Networking Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Networking AllOther (430)

Networking Interview Questions

Questions Answers Views Company eMail

What is a characteristic of the 802.3 100BT fast Ethernet? a. CAT5 UTP b. CAT3 UTP c. Max cable length of 200 meters d. BNT T-Connectors

1 2730

Which has error correction? (choose all that apply) Connection Oriented Connectionless oriented

1 2576

You are setting up a 100 Mbps network in a building, which is pre-wired. After testing you decided that the cabling is category 3 compliant. What do you do? a. Keep existing b. Change to category 5

1 3327

You want to connect 2 buildings together that are 1000 meters apart and communicate at 100 Mbps and provide some security on the cable. What do you choose? a. Fiber optic

1 3102

Your HOSTS file looks like this: 123.34.19 product 123.23.45 develop you can ping 187.123.34.19 , but you cannot connect \product etapps . Why ?

1 2427

Your HOSTS file looks like this: 11.12.13 UNIX programmer # Programmers FTP server 11.12.14 server 11.12.15 UNIX developer #Developers FTP server 11.12.20 developer # developer you try to ftp developer, you can connect to the right server. But you try ftp 10.11.12.20, you fail to connect. Why?

1 2778

Two subnet of computers. the subnet on the left has a server called L_SERVER and A workstation called L_WKST1 and the subnet on the right has one server called R_SERVER. L_WKST1 can connect to R_SERVER, but L_WKST1 can not connect to L_SERVER server on the same subnet. Why?

1 2831

Host ----router ----server Class B network. host's IP : ...82.2 , Mask: 255.255.240.0 router's left IP-address is ...64.1 router's right IP-address is ...32.1. Why can the host not access the server ?

1 2769

Your workstation can ping itself by ip, but it can't ping ip of the others on the same subnet. why? (The physical connection is OK).

1 2861

What do you use to find the path a packet takes?

1 2862

What do you use to monitor TCP/IP stats since the last reboot?

1 2794

Command to troubleshoot DNS problems Host name resolution problems:

1 2643

Which of the following protocols are application protocols? a. ARP b. RIP c. FTP d. NFS

1 2824

All IP addresses are eventually resolved to network interface card addresses. Which of the following is used to map an IP address to a network interface card address? a. WINS b. DHCP c. DNS d. ARP

1 2768

Which layer addresses the stations attached to the transmission medium and the next higher protocol that used the transmission service.

1 2557

Un-Answered Questions { Networking }

What are the different ways in which we can add phones in CUCM?

575

What is an arp and how does it work?

1240

Is tcp or udp better?

1022

What is virtual path

1214

What is the protocol used in Network layer?

1175

How do I restore my ip address?

1090

How do you check your ip address?

1222

Does netflix use udp or tcp?

1171

Define piggybacking?

516

What is a dns name?

1250

How to categorized ip address?

1276

in linux what is the last ver to use of bootloader lilo,after lilo not use in linux and only use upper ver grub?

2410

What is difference between discretionary access control and mandatory access control?

1012

Is port forwarding dangerous?

1146

What is Protocol Data Unit

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