1) What is jitter? And:- issues that is related to delay is jitter. If different packets of data encounter different delays and the application using the data at the receiver site is time-sensitive (audio and video data, for example).
2) what is peers? Ans:- It is an two same layers in sender and receiver is called peers
3) what is fregmentation? Ans:- when message is so long then they substitute in parts in sender side then go to receiver side and merg all message as their sequence
4) what is multicasting? Ans:- When a frame is sent to a group address, all the stations in the group receive it. Sending to a group of stations is called multicasting.
5) write the different types of data representation? Ans:- 1) Numbers- ASCII /unicode 2)Images- matrix format 3)Audio- wave form 4)Video- set of images
Prajwal Mohite 3826 Sangvika Yadav 3841 Q.1. List the goals of computer networks? Ans. There are 8 goals of computer network that are follows: 1)Resource Sharing 2)Provide High Reliability 3) Distribution of Workload 4) Saving Money 5)Expandability 6)Powerful communication Medium 7)Protecting Information 8)Preserving Information
Q.2. What is protocol Stack? Ans. A protocol stack is a list of protocols,one per layer,used by certain system.
Q.3. What are the types of standards? Ans.There are 2 types of standards : 1) de facto(by fact or by convention) 2)de jure(by law or by regulation).
Q.4. what is the characteristic of LAN? Ans.There are three characteristics : ¡. Size ¡¡. Transmission technology ¡¡¡. Topology
Q.5.What is the point-to-point transmission topology ? Ans. A point-to-point connection provide a dedicated link between two device.
Nidhi sapra Roll no:3835 1)define home network. ->A home network is a network of devices within a home.
2)State the elements of data communication? ->1) message 2)sender 3) receiver 4) transmission medium 5) protocol
3) explain audio form of data representation. ->Audio is a continuous signal which represents sound or music.However,to store it in a computer and transmit it,it must be digitized. This conversion is done by using an analog to digital converter.
4) Explain any two connectionless services. ->1) unreliable connectionless service:-it is called a datagram service. A message is sent with high probability of arrival but no gurentee and no acknowledgement. 2) Request-reply service:-In this service.the sender transmits a single datagram containing a request and the reply contain the answer.
Note:-A datagram is a basic transfer unit associated with a packet-switched network. Datagrams are typically structured in header and payload sections. Datagrams provide a connectionless communication service across a packet-switched network
Rushikesh Kutpelliwar ROLL NO: 3925 Namrata Zende ROLL NO: 3941 Shubham Salunke ROLL NO: 3935
Q1) Data communication system depends on which fundamental characteristicks? ANS-> 1) Delivery 2) Accuracy 3) Timeline 4) Jitter
Q2) Write componats of data communication system? ANS-> 1) Message 2) Sender 3) Reciever 4) Transmission Medium 5) Protocol
Q3) Define role of Protocol? ANS-> It repesents an adjustment between the communication device.
Q4) Write types of communication technology? ANS-> 1) Point-To-Point 2) Broadcasting
Q5) For 'n' devices how many cables required for 'MESH','STAR','BUS','RING'? ANS-> 1) MESH Topology -> n(n-1)/2 2) STAR Topology -> n 3) BUS Topology -> n 4) RING Topology -> n-1
Q6) What are key elements of protocol? ANS-> 1) Syntax 2) Semantics 3) Timing
Q7) What do you mean by unicasting? ANS-> In Point-To-Point transmission with exactly one sender and exactly one reciever is sometime called unicasting.
Q7) Define STORE-AND-FORWARD switching and CUT THROUGH switching. ANS-> * STORE-AND-FORWARD Switching - When the intermidiate node recieve a message in full before sending it on to the next node this is called store-and-forward swithching.
* CUT THROUGH Swithching - When the onward transmission of message at a node start before it is completely recieved by the node this is called as cut through swithching.
Q.1)-what is protocol? -> Protocol is a set of rules that governs data communication and is an agreement between communicating entities on how communication is to take place.
Q.2) what is key element of protocol? ->. 1.syntax(structure) 2.semantics(meaning) 3.timing
Q.3) which topology requires multipoint connection? ->. Bus
Q.4)what is the data flow in network communication? -> Data flow is nothing but the flow of data between two points.
Q.5)What are the different mode of data flow? ->. 1)simplex mode 2)half duplex 3)full duplex
Q.6)What is mean by transit time? ->. Transit time is the amount of time required for a message to travel from one device to another device.
Q.7) what is response time? ->. The elapsed time between an inquiry and a response is called response time.
Kranti Kapale - 3619 Q.1 What is Expandability? Ans. The size of network and the performance could be enhanced by gradually adding more processors and communication devices.
Q.2 Classification of standards? Ans. Standards are classified as de-facto and de-jure.
Q.3 What is jitter? Ans. There will be some delay for the message to travel across the medium and reach the receiver. Jitter is the variation in delay.
Roll no. 3833 and 3801 Name :yogita rajpure and kshitija bankar 1) What is hybrid topology? Ans: It is a combination of two or more basic topologies in wide area network hybrid. 2) what are the applications of mesh topology ? Ans: 1) No traffic problems. 2) point to point communication makes fault isolation and identification easy. 3)due to point to point connection privacy is maintain in the network. 4) mesh provides higher reliability and security. 3) Define unreliable services? Ans: In some cases the loss of data bits is tolerable but delay introduced by the reliable communication is ununacceptable. 4) what is protocol? Ans: protocol is an agreement between communicating entities on how the communication process is take place. 5) what is data flow? Ans: It refers to the direction in which data moves between two communicating devices . Type are : 1.simplex 2.half duplex 3.full duplex
Roll No:-3818 & 3830 Q1.) Define routing? Ans:- To route the packets from source to destination different routing algorithms are used.
Q2.) What is addressing? Ans:- Network layer identifies the machine on the basis of it's logical address and that address identifies the network to which the machine belong to.
Q3.) State any two advantages of star topology? Ans:- (i)Less expensive. (ii)Less I/o ports and less cables are required.
Q4.)What is the full form of WLAN? Ans:- Wide Local Area Network.
Q5.) State forms e-commerce? Ans:- (I) B2C- Business-to-consumer (II)B2B- Business-to-business (III)P2P- Peer-to- peer.
Q1. What are the 3 types of connectionless services? Ans. i) Unreliable diagram ii) Acknowledgement datagram iii) Request replay
Q2. Give the example of message stream? Ans. Sequence of pages is the good example of message stream
Q3.which connection have more than two specific devices share a single link? Ans.multipoint or multidrop
Q4. What is the full for of MAN? Ans. Metropolitan area network
Q5. Which topology have one cable with different dropline? Ans. Bus topology has one cable with different dropline
Q6. give the standard example of byte stream? Ans. Remote login is the standard example of byte stream
Q7. What are the different types to designing issues for layers Ans. i)addressing ii)error control and detection iii)ordering iv)flow control v)data control vi)fragmentation vii)multiplexing and demultiplexing viii)routing ix)security
Q8. State true of false "In wireless technology if it apply to WAN then it is called as WIMAX" Ans.the above statement is false In wireless network if it is apply to MAN then it is called as WIMAX
NIHIL GUJAR -3912 AKASH TAKWALE-3939 PURUSHOTTAM RAMTIRTH-3933
*************************************
Q1. What is VPNs? And:- Networks called Virtual Private Networks may used to join the individual Networks at different sites into one extended network.
Q2.What is gateway? Ans:- Th general name for machine that makes a connection between two or more networks and provide necessary translation,both in terms of hardware and software is a gateway.
Q3. In LAN Which Topologies are used? Ans:- Bus ,Ring ,Star Topologies are used in LAN.
Q4.What is standard for wireless LAN? Ans:- There is standard for wireless LAN called IEE 802.11, popularly know as WiFi.
Q5.What is switch with a point-to -point link? Ans:- Each computer speaks the Ethernet protocol and connects to a box called Switch with point to point link.
Q6.What is MAN?, With example. Ans:- MAN is stands for Metropolitan Area Network. The best example of MAN are the Cable television Networks available in many cities.
Q7.What is forwarding algorithm? Ans:- Each router makes the decision as to where to send a packet next is called forwarding algorithm.
Q8. Multipoint connection required by which topology? Ans:- Bus Topology.
Q.What are the advantages of a multipoint connection over point-to-point connection? Ans: In a multipoint environment, the capacity of the channel is shared, either spatially or temporally. If several devices can use the link simultaneously, it is a spatially shared connection. If users must take turns, it is a timeshared connection.
Q.What is the difference between half-duplex and full-duplex transmission modes? Ans: In half-duplex mode, each station can both transmit and receive, but not at the same time.When one device is sending, the other can only receive,and vice versa. Like walkie-talkies. In full-duplex mode, both station can transmit and receive simultaneously. Like telephone network.
Q1. What is Network Topology? Ans:- Network Topology is a physical layout of the computer network and it defines how the computers,devices,cables etc are connected to each other.
Q2.Bluetooth is an example of what type of wireless network? Ans:- Bluetooth is an example of PAN(Personal Area Network) type of wireless network.
Q4.Why protocol and standards are needed? Ans:- 1)Protocols are needed so one computer can interact with other computers for things such as using the internet and sending and receiving files and e-mails.protocols are the language computers use to talk to each other. 2)Standards are important so all networks have to follow the same rules.standards are a set of guidelines on how different companies need to nake their equipment.
Q5.Describe Hub,Switch and Router? Ans:- HUB: Hub will broadcast all data to every port.It has a common connection point for all devices. SWITCH: Switch will create the dynamic connection and provide information to the requesting port. ROUTER: Router ia the devices which will be responsible for forwarding data packets.
Q6.What is a subnet? Ans:- A subnet is a logical partition of an IP network into multiple,smaller network segments in order to maintain security.
Q7.Name the organization's involved in standards creation? Ans:- Organizations are: 1)ISO(International Standards Organization) 2)ANSI(American National Standards Institute) 3)EIA(Environmental Impact Assessment) 4)IEEE(Institute of Electrical and Electronics Engineers)
Q8.what is VoIP? Ans:- VoIP is an acronym for Voice over Internet Protocol. Telephone calls between employees may be carried by he computer network instead of by the phone company.this technology and is called IP telephony or VoIP.
Q.1 What is the main disadvantage of mesh topology? A. The main disadvantage of mesh topology is related to the amount of cabling and numbers of I/O ports required.
Q.2 What is drop line in bus topology? A. A drop line is a connection running between the device and main cable.
Q.3 What happens in star topology if hub goes down? A. In star topology of hub goes down then the whole system is dead.
Q.4 What is transit time? A. Transit time is the amount of the time required for a message to travel from one device to another device.
Pratik chorghe
ReplyDeleteGaurav jangam
1) What is jitter?
And:- issues that is related to delay is jitter. If different packets of data encounter different delays and the application using the data at the receiver site is time-sensitive (audio and video data, for example).
2) what is peers?
Ans:- It is an two same layers in sender and receiver is called peers
3) what is fregmentation?
Ans:- when message is so long then they substitute in parts in sender side then go to receiver side and merg all message as their sequence
4) what is multicasting?
Ans:- When a frame is sent to a group address, all the stations in the group receive it. Sending to a group of stations is called multicasting.
5) write the different types of data representation?
Ans:-
1) Numbers- ASCII /unicode
2)Images- matrix format
3)Audio- wave form
4)Video- set of images
This comment has been removed by the author.
ReplyDeleteNitesh Poojari
ReplyDelete3832
1)What are the types of transmission technology?
Ans:-
1)point to point
2)Broadcast
2)What is network?
Ans:-
A network is a set of devices ( referred to as nodes) which are connected by communication links.
3)Write the types of network topology?
Ans:-
1)Physical topology
-mesh
-star
-bus
-ring
-cellular
2)Logical topology
-bus
-ring
Prajwal Mohite 3826
ReplyDeleteSangvika Yadav 3841
Q.1. List the goals of computer networks?
Ans. There are 8 goals of computer network that are follows:
1)Resource Sharing
2)Provide High Reliability
3) Distribution of Workload
4) Saving Money
5)Expandability
6)Powerful communication Medium
7)Protecting Information
8)Preserving Information
Q.2. What is protocol Stack?
Ans. A protocol stack is a list of protocols,one per layer,used by certain system.
Q.3. What are the types of standards?
Ans.There are 2 types of standards :
1) de facto(by fact or by convention)
2)de jure(by law or by regulation).
Q.4. what is the characteristic of LAN?
Ans.There are three characteristics :
¡. Size
¡¡. Transmission technology
¡¡¡. Topology
Q.5.What is the point-to-point transmission topology ?
Ans. A point-to-point connection provide a dedicated link between two device.
Nidhi sapra
ReplyDeleteRoll no:3835
1)define home network.
->A home network is a network of devices within a home.
2)State the elements of data communication?
->1) message
2)sender
3) receiver
4) transmission medium
5) protocol
3) explain audio form of data representation.
->Audio is a continuous signal which represents sound or music.However,to store it in a computer and transmit it,it must be digitized. This conversion is done by using an analog to digital converter.
4) Explain any two connectionless services.
->1) unreliable connectionless service:-it is called a datagram service. A message is sent with high probability of arrival but no gurentee and no acknowledgement.
2) Request-reply service:-In this service.the sender transmits a single datagram containing a request and the reply contain the answer.
Note:-A datagram is a basic transfer unit associated with a packet-switched network. Datagrams are typically structured in header and payload sections. Datagrams provide a connectionless communication service across a packet-switched network
ReplyDelete3920-3936
ReplyDeleteRasika kale-3920
Muskan shaikh-3936
Q1.what is the full form IEEE?
Ans: institute of electronic electrical engineer.
Q2.what are the characteristics of data communication?
Ans: a.delivary
b.accuracy
c.timeliness
d.jitter
Q3.wireless network divided into which 3 parts?
Ans: a.system interconnection
b.wireless LANs
c.wireless WANs
Q4.The standard wireless LANs are......?
Ans: IEEE 802.11
Q5.what are the application of computer networking?
Ans: a.busniess application
b.virtual meeting
c.home application
d.mobile users
Q6.The network layer control operation for which term?
Ans: subnet
Q7.what is subnet?
Ans: collection of routers and communication lines that moves packets from the source host to destination host.
Q8.what are the advantages of mesh typology?
Ans: a.it is robust
b.it has privacy
c.highest reliability and security
d.fault isolation
3920-3936
ReplyDeleteRasika kale-3920
Muskan shaikh-3936
Q1.what is the full form IEEE?
Ans: institute of electronic electrical engineer.
Q2.what are the characteristics of data communication?
Ans: a.delivary
b.accuracy
c.timeliness
d.jitter
Q3.wireless network divided into which 3 parts?
Ans: a.system interconnection
b.wireless LANs
c.wireless WANs
Q4.The standard wireless LANs are......?
Ans: IEEE 802.11
Q5.what are the application of computer networking?
Ans: a.busniess application
b.virtual meeting
c.home application
d.mobile users
Q6.The network layer control operation for which term?
Ans: subnet
Q7.what is subnet?
Ans: collection of routers and communication lines that moves packets from the source host to destination host.
Q8.what are the advantages of mesh typology?
Ans: a.it is robust
b.it has privacy
c.highest reliability and security
d.fault isolation
Rushikesh Kutpelliwar ROLL NO: 3925
ReplyDeleteNamrata Zende ROLL NO: 3941
Shubham Salunke ROLL NO: 3935
Q1) Data communication system depends on which fundamental characteristicks?
ANS->
1) Delivery
2) Accuracy
3) Timeline
4) Jitter
Q2) Write componats of data communication system?
ANS->
1) Message
2) Sender
3) Reciever
4) Transmission Medium
5) Protocol
Q3) Define role of Protocol?
ANS->
It repesents an adjustment between the communication device.
Q4) Write types of communication technology?
ANS->
1) Point-To-Point
2) Broadcasting
Q5) For 'n' devices how many cables required for 'MESH','STAR','BUS','RING'?
ANS->
1) MESH Topology -> n(n-1)/2
2) STAR Topology -> n
3) BUS Topology -> n
4) RING Topology -> n-1
Q6) What are key elements of protocol?
ANS->
1) Syntax
2) Semantics
3) Timing
Q7) What do you mean by unicasting?
ANS->
In Point-To-Point transmission with exactly one sender and exactly one reciever is sometime called unicasting.
Q7) Define STORE-AND-FORWARD switching and CUT THROUGH switching.
ANS->
* STORE-AND-FORWARD Switching
- When the intermidiate node recieve a message in full before sending it on to the next node this is called store-and-forward swithching.
* CUT THROUGH Swithching
- When the onward transmission of message at a node start before it is completely recieved by the node this is called as cut through swithching.
Sonia Ovhal--3927
ReplyDeleteGeeta Khandale--3921
Q.1)-what is protocol?
-> Protocol is a set of rules that
governs data communication and is
an agreement between communicating
entities on how communication is to
take place.
Q.2) what is key element of protocol?
->. 1.syntax(structure)
2.semantics(meaning)
3.timing
Q.3) which topology requires
multipoint connection?
->. Bus
Q.4)what is the data flow in network
communication?
-> Data flow is nothing but the flow of data between two points.
Q.5)What are the different mode of data flow?
->. 1)simplex mode
2)half duplex
3)full duplex
Q.6)What is mean by transit time?
->. Transit time is the amount of time required for a message to travel from one device to another device.
Q.7) what is response time?
->. The elapsed time between an inquiry and a response is called response time.
Kranti Kapale - 3619
ReplyDeleteQ.1 What is Expandability?
Ans. The size of network and the performance could be enhanced by gradually adding more processors and communication devices.
Q.2 Classification of standards?
Ans. Standards are classified as de-facto and de-jure.
Q.3 What is jitter?
Ans. There will be some delay for the message to travel across the medium and reach the receiver. Jitter is the variation in delay.
Roll no. 3833 and 3801
ReplyDeleteName :yogita rajpure and kshitija bankar
1) What is hybrid topology?
Ans: It is a combination of two or
more basic topologies in wide
area network hybrid.
2) what are the applications of mesh
topology ?
Ans: 1) No traffic problems.
2) point to point communication
makes fault isolation and
identification easy.
3)due to point to point
connection privacy is maintain
in the network.
4) mesh provides higher
reliability and security.
3) Define unreliable services?
Ans: In some cases the loss of data
bits is tolerable but delay
introduced by the reliable
communication is ununacceptable.
4) what is protocol?
Ans: protocol is an agreement between
communicating entities on how the
communication process is take
place.
5) what is data flow?
Ans: It refers to the direction in
which data moves between two
communicating devices .
Type are :
1.simplex
2.half duplex
3.full duplex
Roll no 3838 and 3801
ReplyDeleteName :yogita rajpure and kshitija bankar
1) In which of following topology, Hub is required?
1.ring
2.star
3.bus
4.mesh
Ans:star
Roll no:3825
ReplyDeleteQ:Which topology requires a multipoint connection?
Ans: bus topology requires multipoint connection
Q: define term protocol stack.
A: A protocol stack is list of protocols one per layer.
This comment has been removed by the author.
ReplyDeleteRoll No:-3818 & 3830
ReplyDeleteQ1.) Define routing?
Ans:- To route the packets from source to destination different routing algorithms are used.
Q2.) What is addressing?
Ans:- Network layer identifies the machine on the basis of it's logical address and that address identifies the network to which the machine belong to.
Q3.) State any two advantages of star topology?
Ans:- (i)Less expensive.
(ii)Less I/o ports and less cables are required.
Q4.)What is the full form of WLAN?
Ans:- Wide Local Area Network.
Q5.) State forms e-commerce?
Ans:- (I) B2C- Business-to-consumer
(II)B2B- Business-to-business
(III)P2P- Peer-to- peer.
SARIKA NAZARE - 3926
ReplyDeletePRACHI - 3932
1.In which topology there is a central controller or hub?
-> Star Topology
2.For large network which topology is used?
->Star Topology
3.In mesh topology devices are connected via ?
-> Point -to - point
4.Bus,ring and star topologies are mostly used in the ?
-> LAN (Local Area Network)
5.In which topology device act as repeater?
-> Ring topology.
6.Full form of LAN,WAN,MAN.
-> 1.LAN-Local Area Network
2.WAN-Wide Area Network
3.MAN-Metropolitian Network
7.What are type of data flow ?
-> Simplex,half duplex,full duplex.
8.What is LAN ?
->A LAN is a group of computers and network devices connected together,usually within the same building.
PRASAD ROKADE -3934
ReplyDeleteTANMAY SHILIMKAR -3937
PRITI CHAVAN -3906
Q1. What are the 3 types of connectionless services?
Ans. i) Unreliable diagram
ii) Acknowledgement datagram
iii) Request replay
Q2. Give the example of message stream?
Ans. Sequence of pages is the good example of message stream
Q3.which connection have more than two specific devices share a single link?
Ans.multipoint or multidrop
Q4. What is the full for of MAN?
Ans. Metropolitan area network
Q5. Which topology have one cable with different dropline?
Ans. Bus topology has one cable with different dropline
Q6. give the standard example of byte stream?
Ans. Remote login is the standard example of byte stream
Q7. What are the different types to designing issues for layers
Ans. i)addressing
ii)error control and detection
iii)ordering
iv)flow control
v)data control
vi)fragmentation
vii)multiplexing and
demultiplexing
viii)routing
ix)security
Q8. State true of false
"In wireless technology if it apply to WAN then it is called as WIMAX"
Ans.the above statement is false
In wireless network if it is apply to MAN then it is called as WIMAX
NIHIL GUJAR -3912
ReplyDeleteAKASH TAKWALE-3939
PURUSHOTTAM RAMTIRTH-3933
*************************************
Q1. What is VPNs?
And:- Networks called Virtual Private Networks may used to join the individual Networks at different sites into one extended network.
Q2.What is gateway?
Ans:- Th general name for machine that makes a connection between two or more networks and provide necessary translation,both in terms of hardware and software is a gateway.
Q3. In LAN Which Topologies are used?
Ans:- Bus ,Ring ,Star Topologies are used in LAN.
Q4.What is standard for wireless LAN?
Ans:- There is standard for wireless LAN called IEE 802.11, popularly know as WiFi.
Q5.What is switch with a point-to -point link?
Ans:- Each computer speaks the Ethernet protocol and connects to a box called Switch with point to point link.
Q6.What is MAN?, With example.
Ans:- MAN is stands for Metropolitan Area Network.
The best example of MAN are the Cable television Networks available in many cities.
Q7.What is forwarding algorithm?
Ans:- Each router makes the decision as to where to send a packet next is called forwarding algorithm.
Q8. Multipoint connection required by which topology?
Ans:- Bus Topology.
--------------*****------------------
Dhiraj khopde roll.no.3922
ReplyDeleteQ.What are the advantages of a multipoint connection over point-to-point connection?
Ans: In a multipoint environment, the capacity of the channel is shared, either spatially or temporally. If several devices can use the link simultaneously, it is a spatially shared connection. If users must take turns, it is a timeshared connection.
Q.What is the difference between half-duplex and full-duplex transmission modes?
ReplyDeleteAns: In half-duplex mode, each station can both transmit and receive, but not at the same time.When one device is sending, the other can only receive,and vice versa. Like walkie-talkies.
In full-duplex mode, both station can transmit and receive simultaneously. Like telephone network.
What is hybrid topology?
ReplyDeleteAns: It is a combination of two or
more basic topologies in wide
area network hybrid.
AKSHAY GAIKWAD-3909
ReplyDeleteAARATI HANDE-3914
----------------------------------------
Q1. What is Network Topology?
Ans:-
Network Topology is a physical layout of the computer network and it defines how the computers,devices,cables etc are connected to each other.
Q2.Bluetooth is an example of what type of wireless network?
Ans:-
Bluetooth is an example of PAN(Personal Area Network) type of wireless network.
Q3.Which topology covers security,robust and eliminating traffic factor?
Ans:-
Mesh Topology
Q4.Why protocol and standards are needed?
Ans:-
1)Protocols are needed so one computer can interact with other computers for things such as using the internet and sending and receiving files and e-mails.protocols are the language computers use to talk to each other.
2)Standards are important so all networks have to follow the same rules.standards are a set of guidelines on how different companies need to nake their equipment.
Q5.Describe Hub,Switch and Router?
Ans:-
HUB: Hub will broadcast all data to every port.It has a common connection point for all devices.
SWITCH: Switch will create the dynamic connection and provide information to the requesting port.
ROUTER: Router ia the devices which will be responsible for forwarding data packets.
Q6.What is a subnet?
Ans:-
A subnet is a logical partition of an IP network into multiple,smaller network segments in order to maintain security.
Q7.Name the organization's involved in standards creation?
Ans:-
Organizations are:
1)ISO(International Standards
Organization)
2)ANSI(American National Standards
Institute)
3)EIA(Environmental Impact Assessment)
4)IEEE(Institute of Electrical and
Electronics Engineers)
Q8.what is VoIP?
Ans:-
VoIP is an acronym for Voice over Internet Protocol.
Telephone calls between employees may be carried by he computer network instead of by the phone company.this technology and is called IP telephony or VoIP.
----------------------------------------
Gokul jaju 3919
ReplyDeleteSAURABH GORIWALE 3911
Q1 what is network?
ANS:
A network is a set of devices which are connected by communication links.
______________________________________
Q2 give two types of transmission technologies?
ANS:
1) POINT TO POINT
2)BROADCAST.
______________________________________
Q3 give fullform of LAN and WAN.
ANS
LAN : LOCAL AREA NETWORK
WAN :WIDE AREA NETWORK
______________________________________
Q4 give types of services offered by layers?
ANS :
1 connection oriented services.
2 connectionless services.
Riddhi bhutada
ReplyDelete3803
1) what is drop line in bus topology?
Ans : The drop line is a connection running between the device and main cable.
2) state examples of half-duplex.
Ans: walkie-talkies and CB (citizen band).
3) Which topology can be used by Ethernet LAN's?
Ans: Bus topology
4) what is transmission medium?
Ans: Transmission medium is the physical path by which a message travels from sender to receiver.
5) Which are primary categories of network?
Ans: Their are two primary categories ;
i) Local area network (LAN)
ii) Wide area network (WAN).
Renuka Dalwale
ReplyDelete3809.
Q.1 What is the main disadvantage of mesh topology?
A. The main disadvantage of mesh topology is related to the amount of cabling and numbers of I/O ports required.
Q.2 What is drop line in bus topology?
A. A drop line is a connection running between the device and main cable.
Q.3 What happens in star topology if hub goes down?
A. In star topology of hub goes down then the whole system is dead.
Q.4 What is transit time?
A. Transit time is the amount of the time required for a message to travel from one device to another device.
Sayali pawar roll no 3831
ReplyDeleteQ1)which is the four fundamental characteristics of data communication?
Ans:Delivery, accuracy,timeliness, jitter.
Q2)what is network?
Ans:a network is a set of devices connected by communication links.
Q3)what is full form of the ISP?
Ans:Internet service Provider.
Sayali pawar roll no-3831
ReplyDeleteQ1)which are the four fundamental characteristics of data communication?
Ans:Delivery, accuracy, timeliness, jitter.
Q2)what is network?
Ans:a network is a set of devices connected by communication links.
Q3)what is full form of the ISp?
Ans:Internet service Provider.
Sayali pawar roll no-3831
ReplyDeleteQ1)which are the four fundamental characteristics of data communication?
Ans:Delivery , accuracy, timeliness, jitter.
Q2)what is network?
Ans:a network is a set of devices connected by communication links.
Q3)what is full form of ISP?
Ans:Internet service Provider.
Shubham Pansande roll no 3928
ReplyDeleteQ1)which topology requires a central controller or hub?
And: star topology requires a central controller or hub
Q2)which topology requires a multipoint connection?
And: Bus topology requires a multipoint connection
Q3)what are the types of standards?
And: 1)de facto
2)de jure