1.What is a NIC?network interface card, it is also called lan card
theek hai....but u shuld define..interview hai naa teri? question nu extend kar sakde ne..don't give mere full form
2.What is a MAC Address?mac addrss hunda ik identity code which is built into a netwrk card by the manufacturers.it is of 48 bit..and kise v nic da mac adress nahi mil sakda..sab da unique hunda..
haan theek hai MAC address de 2 parts hunde ne
first 24 bits ---> OUI(organizational Unique Identifier)
te next 24 bits unique for each device.
3.When would you use a crosslink cable?esnu ethernet crosslink cable v kende aa.this is not using for connecting computers only blki diff devices means diiff computing devices..
xample r , hub ,switch ,router.
haan shayad router nu switch naal
switch nu hub naal...ek waari book khol ke check kar answer
4.What are the main advantages and disadvantages of Fiber-Optic-based networks?service,speed gud hundi aa but not esy to use and expensive 2
hor v aa speed v achi hundi aa...te think wires hundiyaa naa bahut..ohde naal v koi koi advantage dass sakda hain
5.What is the difference between a Hub and a Switch?hub same two devices nu connect krda but switch acts as bridge betwn diiff netwrks
naa eh answer galat hai...
hub :----non-intelligence device hundi aa...can't understand MAC address....it always uses broadcast to send message and divides bandwidth
Switch:-it is intelligence device.it created MAC address table....Switch also use broadcast message but bandwidth divide ni kardi..
Router:-it can't understand MAC address but it is an intelligence device and only work on IP address, create routing table for routing purpose .
thoda thoda hor padhlaa tinaa da comparision pakka puchde hunde ne
6.On which OSI layer can a router be found?first layer-physical layer
yr Network layer te ni hoyegaa?.....routing kardaa IP's use kardaa...confirm karlaa aawda answer..mere according te network layer hoyegaa
7.What is CSMA/CD?Carrier sense multiple access with collision detection
haan kalli full form dasseyaa kar
kuch define te kareyaa kar..
8.What is multicast?from one network to many at a time,sending data is called....
theek aa.mere according
9.What is Broadcast?to all members
10.What is the difference between TCP and UDP?tcp tramission control and udp user data protocol for time tiem sensitive applications
TCP ch pehlaa socket connection establish karde haan..fer transmission hunda...UDP ch connection oriented ni hundi
11.Describe some of the settings that are added by TCP and by UDP to the packet's header.----
ehna de Packet headers dekh....mainu v yaad ni ge hun
12.What are TCP Ports? Name a few.
13.What is a TCP Session?settling btw 2 coom devices
14.What three elements make up a socket?tcp,ip,udp ----
naaaa Socket layee ---->ip address,port address teeja ni pata
15.What will happen if you leave the default gateway information empty while manually configuring TCP/IP?
haan fer routing same network de devices ch hi ho sakdi....agar aapan one network ip nu dooje network id waale system naal connect karnaa te gateway denaa painda.....baaki wekhlaa ehda answer
16.What will happen if you execute the following command: "arp –d *"?deletion
17.What is ICMP?internet control messege protocols
haan use kaahde layee hundi aa? example aa ehdi ping...je kadi error aaje te eh error message send karan layee use hundi aa
18.When would you use the ping command with the "-t" switch?troubleshooting problems wen connections r lost
eh ni pata
19.What command-line tool would help you discover for which port numbers your computer is listening?------xplain me----------
nahi pataa wekhlaa yr mainu v dass devi
20.What is APIPA? How would you recognize it?----already answered
21.What is a Cyclic Redundancy Check?crc errors to chek input to output values
nahi nahi edaan ni dassnaa... it is used for checking if the message sent by sender is recieved correctly at server side..... te eh karde kiwe ne?... 2 lines da answer hai sahi dass...chaahe wekh ke dass
22.What would you type in at a command prompt to view the IP settings for the computer that you are sitting at?ip configuration we have to check.."ipconfig"
ek ipconfig /all v hundi aa.... eh wekhlaa
23.What command would you type in at a command prompt to view the IP address of the remote computer?sorry i dont remember...if u know plz tell me---------
24.What is the W Value for class B?----xplain me...samj ni laggi
25.What is the Net ID of an IP Address of 188.8.131.52 with Subnet Mask of 255.0.0.0? ammm 184.108.40.206.??????
26.What is CIDR?classless .....ccna has to review again
classless interdomain routing....subnet mask is sent along with ip address.
27.What is 255.255.255.255 used for? a v das de plz....----ammmm mera kheaal ch static route hunda for host entry
28.What is the maximum number of hosts for a Class B Network?more than 254 and less than 65---
no it is 165534
dekho class b daa subnet ki hunda?
last waale 2 octets for host
so aapa kinne host banaa sakde?
edaan calculate karde...sikhlaa
table wekhlaa eh waala book ton..te sikh laa ehnoo yaad honna chahida eh sab
29.What is the (default) class type of 220.127.116.11?netwrk id aa 18.104.22.168 class b :problem:
naa class c
first octet ton wekhde haan
1-126 class A
192- 239 c
eh v yaad kar...book ton corrct wekhlaa mainu ewein yaad aa
30.What is the subnet mask for 10.0.10.1/17?ccnaaaaaaa asked mamximum may b its 255 0 0 0
yrr dekh 17 likheyaa
means 17 ones in network id
8 ones hon te
16 hone te
ek one hor karaandge te?
ehnoo decimal ch convert kar
31.What is the result when changing from a subnet mask of 255.255.224.0 to a subnet mask of 255.255.240.0?tell me--------
no. of networks incread kar jaange ke dicreas? ....wekh ehnoo binary ch convert karke?
32.How can you access a shared folder from a remote computer? Name at least 3 methods.i know two bye make the drive mapped and second bye wen pcs are in netwrk then bye accessing my network places and then searching ..
ek te Remote desktop sharing hunda
ek Remoter assitance use karke hunda
ek Net meeting use karke
eh ni karwaaya thonu?...baaki mainu ni pata pakka
challl padho padho hor ...saare questions de answer padh ...these are very usefull
waise mere wallon tu pass aa