Explain the two approaches of packet switching techniques.

Explain the two approaches of packet switching techniques.
by

1 Answer

Answer :

_ Datagram approach  
_ Virtual circuit approach  
_ Switched virtual circuit(SVC)  
_ Permanent virtual circuit(PVC)  
_ Circuit – switched connection versus virtual – circuit connection  
_ Path versus route  
_ Dedicated versus shared
by

Related questions

Which of the following approaches to switching share networks resource? a. Circuit switching b. Packet switching c. Both A and B d. None of these

Description : Which of the following approaches to switching share networks resource? a. Circuit switching b. Packet switching c. Both A and B d. None of these

Last Answer : b. Packet switching

The fundamental approaches to build a point - to - point network is: a) Circuit Switching b) Packet Switching c) Both of Above d) None of These

Description : The fundamental approaches to build a point - to - point network is: a) Circuit Switching b) Packet Switching c) Both of Above d) None of These

Last Answer : c) Both of Above

_____ is used for transmission of packets in the cellular switched architecture. a) Packet switching techniques b) Circuit switching techniques c) Packet and circuit switched technique d) Datagram technique

Description : _____ is used for transmission of packets in the cellular switched architecture. a) Packet switching techniques b) Circuit switching techniques c) Packet and circuit switched technique d) Datagram technique

Last Answer : a) Packet switching techniques

In _________, thereis no resource allocation for a packet. A) datagram switching B) circuit switching C) frame switching D) none of the above

Description : In _________, thereis no resource allocation for a packet. A) datagram switching B) circuit switching C) frame switching D) none of the above

Last Answer : datagram switching

The taskof moving the packet from theinput queue to the output queuein a router is done by_________. A) input and output ports B) routing processor C) switching fabrics D) none of the above

Description : The taskof moving the packet from theinput queue to the output queuein a router is done by_________. A) input and output ports B) routing processor C) switching fabrics D) none of the above

Last Answer : switching fabrics

Which one of the following statements is FALSE? a. Packet switching leads to better utilization of bandwidth resources than circuit switching. b. Packet switching results in less variation in delay than circuit switching. c. Packet switching requires more per packet processing than circuit switching d. Packet switching can lead to reordering unlike in circuit switching

Description : Which one of the following statements is FALSE? a. Packet switching leads to better utilization of bandwidth resources than circuit switching. b. Packet switching results in less variation ... than circuit switching d. Packet switching can lead to reordering unlike in circuit switching

Last Answer : Packet switching results in less variation in delay than circuit switching.

The required resources for communication between end systems are reserved for the duration of the session between end systems in ________ method. a) Packet switching b) Circuit switching c) Line switching d) Frequency switching

Description : The required resources for communication between end systems are reserved for the duration of the session between end systems in ________ method. a) Packet switching b) Circuit switching c) Line switching d) Frequency switching

Last Answer : b) Circuit switching

What is circuit switching and packet switching?

Description : What is circuit switching and packet switching?

Last Answer : Circuit Switching is a strategy for switching data through a network. It involves establishing a dedicated path (circuit) between the source and destination. Packet Switching is also a ... the switch interconnects. It uses store and forward switching of discrete data units called packets.

How does packet switching work, exactly? (Especially over wireless?)

Description : How does packet switching work, exactly? (Especially over wireless?)

Last Answer : answer:If you are interested in the algorithms involved here are two common ones: http://en.wikipedia.org/wiki/Distance-vector_routing_protocol http://en.wikipedia.org/wiki/Link-state_protocol

. Internet works on  packet switching  circuit switching  both packet switching and circuit switching  None of the Above

Description : . Internet works on  packet switching  circuit switching  both packet switching and circuit switching  None of the Above

Last Answer : packet switching

What is the difference between Circuit Switching and Packet Switching?

Description : What is the difference between Circuit Switching and Packet Switching?

Last Answer : Ans-Circuit switching is the transmission technology that has been used since the first communication networks in the nineteenth century. In circuit switching, a caller must first establish a ... a flow into packets which are transmitted over a network without any resource being allocated.

What are the advantages and disadvantages of packet switching over circuit switching?

Description : What are the advantages and disadvantages of packet switching over circuit switching?

Last Answer : The comparison of packet switching and circuit switching showing advantages and disadvantages of packet switching over circuit switching is given below:

Packet switching is used for (A) Credit card verification (B) Automated Teller Machine (C) The internet and the World Wide Web (D) All of the above

Description : Packet switching is used for (A) Credit card verification (B) Automated Teller Machine (C) The internet and the World Wide Web (D) All of the above

Last Answer : (D) All of the above

Circuit switching has more advantage than packet switching for PCS. a) True b) False

Description : Circuit switching has more advantage than packet switching for PCS. a) True b) False

Last Answer : b) False

Which transmission technique guarantees that data packets will be received by the receiver in the same order in which they were sent by the sender? (A) Broadcasting (B) Unicasting (C) Packet Switching (D) Circuit Switching

Description : Which transmission technique guarantees that data packets will be received by the receiver in the same order in which they were sent by the sender? (A) Broadcasting (B) Unicasting (C) Packet Switching (D) Circuit Switching

Last Answer : (D) Circuit Switching

In a packet switching network, if the message size is 48 bytes and each packet contains a header of 3 bytes. If 24 packets are required to transmit the message, the packet size is ................ (1) 2 bytes (2) 1 byte (3) 4 bytes (4) 5 bytes

Description : In a packet switching network, if the message size is 48 bytes and each packet contains a header of 3 bytes. If 24 packets are required to transmit the message, the packet size is ................ (1) 2 bytes (2) 1 byte (3) 4 bytes (4) 5 bytes

Last Answer : (4) 5 bytes 

Which type of switching is used in Internet? (1) Circuit (2) Telephone (3) Packet (4) Telex

Description : Which type of switching is used in Internet? (1) Circuit (2) Telephone (3) Packet (4) Telex

Last Answer : Packet

Mention any five teaching techniques that you will prefer using in your language teaching class. What is the reason of your choice What are some of the associated language skills, benefits, learning goals and approaches?

Description : Mention any five teaching techniques that you will prefer using in your language teaching class. What is the reason of your choice What are some of the associated language skills, benefits, learning goals and approaches?

Last Answer : playwrights

Core Competencies are the skills and abilities by which Resources are deployed through a Firm’s activities and processes to enable the Company to ----------- : A. Survive B. Survive using approaches & techniques that others cannot imitate or acquire C. Achieve Competitive Advantage in ways others cannot imitate D. Achieve superior position

Description : Core Competencies are the skills and abilities by which Resources are deployed through a Firm's activities and processes to enable the Company to ----------- : A. Survive B. ... imitate or acquire C. Achieve Competitive Advantage in ways others cannot imitate D. Achieve superior position

Last Answer : Achieve Competitive Advantage in ways others cannot imitate

We cansay thata packet switchhas _______ typesof components. A) two B) three C) four D) none of the above

Description : We cansay thata packet switchhas _______ typesof components. A) two B) three C) four D) none of the above

Last Answer : four

RPF guarantees that eachnetwork receives only ____ of the multicast packet. A) one copy B) two copies C) a or b D) none of the above

Description : RPF guarantees that eachnetwork receives only ____ of the multicast packet. A) one copy B) two copies C) a or b D) none of the above

Last Answer : none of the above

What is one advantage of setting up a DMZ(Demilitarized Zone) with two firewalls? a. You can control where traffic goes in the three networks b. You can do stateful packet filteringc. You can do load balancing d. Improve network performance

Description : What is one advantage of setting up a DMZ(Demilitarized Zone) with two firewalls? a. You can control where traffic goes in the three networks b. You can do stateful packet filtering c. You can do load balancing d. Improve network performance

Last Answer : a. You can control where traffic goes in the three networks

There are two types of designs for communication subnets: they are ………… A. Point-to-Point channels and Broadcast channels B. packet-switched subnet and store-and-forward C. Multicasting and Broadcasting D. Point-to-Point channels and store-and-forward

Description : There are two types of designs for communication subnets: they are ………… A. Point-to-Point channels and Broadcast channels B. packet-switched subnet and store-and-forward C. Multicasting and Broadcasting D. Point-to-Point channels and store-and-forward

Last Answer : A. Point-to-Point channels and Broadcast channels

In _______ switching, the paths in thecircuit are separatedfrom one another spatially. A) time-division B) space-division C) two-dimensional D) three-dimensiona

Description : In _______ switching, the paths in thecircuit are separatedfrom one another spatially. A) time-division B) space-division C) two-dimensional D) three-dimensiona

Last Answer : space-division

In most Wide Area Networks, the subnet consists of two distinct components: which are they? A. Transmission Lines and Switching Elements. B. host and subnet C. Transmission Lines and host D. subnet and Switching Elements.

Description : In most Wide Area Networks, the subnet consists of two distinct components: which are they? A. Transmission Lines and Switching Elements. B. host and subnet C. Transmission Lines and host D. subnet and Switching Elements.

Last Answer : A. Transmission Lines and Switching Elements.

As the resources are reserved between two communicating end systems in circuit switching, ___________ is achieved. a) authentication b) guaranteed constant rate c) reliability d) store and forward

Description : As the resources are reserved between two communicating end systems in circuit switching, ___________ is achieved. a) authentication b) guaranteed constant rate c) reliability d) store and forward

Last Answer : b) guaranteed constant rate

What is used to see if a client is still connected to a NetWare server? A. Spoofing TCP/SAP B. Watchdog packet C. GNS Round Robin D. DNS Round Robin

Description : What is used to see if a client is still connected to a NetWare server? A. Spoofing TCP/SAP B. Watchdog packet C. GNS Round Robin D. DNS Round Robin

Last Answer : Watchdog packet

Inthe _________ method, a special packet called a ______ circulates through the ring. A) reservation: control frame B) polling: poll request C) token passing: token D) none of the above

Description : Inthe _________ method, a special packet called a ______ circulates through the ring. A) reservation: control frame B) polling: poll request C) token passing: token D) none of the above

Last Answer : token passing: token

A local telephone network isan example of a_______ network. A) packet-switched B) circuit-switched C) message-switched D) none of the above

Description : A local telephone network isan example of a_______ network. A) packet-switched B) circuit-switched C) message-switched D) none of the above

Last Answer : circuit-switched

The _______ address in theheader ofa packet in adatagram network normally remains thesame during the entire journeyof the packet. A) source B) destination C) local D) none of the above

Description : The _______ address in theheader ofa packet in adatagram network normally remains thesame during the entire journeyof the packet. A) source B) destination C) local D) none of the above

Last Answer : destination

A _________ network is across between a circuit-switchednetworkand a datagram network. It has some characteristics ofboth. A) virtual-circuit B) packet-switched C) frame-switched D) none of the above

Description : A _________ network is across between a circuit-switchednetworkand a datagram network. It has some characteristics ofboth. A) virtual-circuit B) packet-switched C) frame-switched D) none of the above

Last Answer : virtual-circui

Packet-switched networks can alsobe divided into ______subcategories: virtual-circuit networks and datagram networks A) four B) threeC)twoD)five

Description : Packet-switched networks can alsobe divided into ______subcategories: virtual-circuit networks and datagram networks A) four B) three C) two D) five

Last Answer : two

The ATM data packet is acell composed of ______bytes. A) 40 B) 50 C) 52 D) 53

Description : The ATM data packet is acell composed of ______bytes. A) 40 B) 50 C) 52 D) 53

Last Answer : 53

A _______is defined as a small, fixed-size block of information. A) frame B) packet C) cell D) none of the above

Description : A _______is defined as a small, fixed-size block of information. A) frame B) packet C) cell D) none of the above

Last Answer : cell

Which of the following is anecessary part of the IPv6 datagram? A) Base header B) Extension header C) Data packet from the upper layer D) (a) and (c)

Description : Which of the following is anecessary part of the IPv6 datagram? A) Base header B) Extension header C) Data packet from the upper layer D) (a) and (c)

Last Answer : Base header

The IP packet that carries an IGMP packet has a value of _______ in its protocol field. A) 3 B) 2 C) 1 D) noneof the above

Description : The IP packet that carries an IGMP packet has a value of _______ in its protocol field. A) 3 B) 2 C) 1 D) noneof the above

Last Answer : 2

An IGMP packet is carried in an __________ packet. A) UDP B) IP C) Ethernet frame D) noneof the above

Description : An IGMP packet is carried in an __________ packet. A) UDP B) IP C) Ethernet frame D) noneof the above

Last Answer : IP

If the sender is a host and wants tosend a packet toanotherhost on another network, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram header B) the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Description : If the sender is a host and wants tosend a packet toanotherhost on another network, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram ... the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Last Answer : the IP address of therouter found inthe routing table

f the sender is a host and wants tosend a packet toanotherhost on the samenetwork, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram header B) the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Description : f the sender is a host and wants tosend a packet toanotherhost on the samenetwork, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram ... the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Last Answer : hedestination IP address in the datagram header

RPB guarantees that eachdestinationreceives _________ of the packet. A) one copy B) no copies C) multiplecopies D) none of the above

Description : RPB guarantees that eachdestinationreceives _________ of the packet. A) one copy B) no copies C) multiplecopies D) none of the above

Last Answer : one copy

In _______, the router may forwardthereceived packet through several of its interfaces. A) unicasting B) multicasting C) broadcasting D) none of the above

Description : In _______, the router may forwardthereceived packet through several of its interfaces. A) unicasting B) multicasting C) broadcasting D) none of the above

Last Answer : multicasting

In ______, the router forwards thereceived packet through only one of its interfaces. A) unicasting B) multicasting C) broadcasting D) none of the above

Description : In ______, the router forwards thereceived packet through only one of its interfaces. A) unicasting B) multicasting C) broadcasting D) none of the above

Last Answer : unicasting

In _______delivery, the deliverer of theIP packet and the destination are on different networks. A) aconnection-oriented B) a direct C) an indirect D) none of the above

Description : In _______delivery, the deliverer of theIP packet and the destination are on different networks. A) aconnection-oriented B) a direct C) an indirect D) none of the above

Last Answer : an indirect

In _______delivery, both thedeliverer of the IP packet and the destination are on the same network. A) aconnectionless B) a direct C) an indirect D) none of the above

Description : In _______delivery, both thedeliverer of the IP packet and the destination are on the same network. A) aconnectionless B) a direct C) an indirect D) none of the above

Last Answer : a direct

When you ping theloopback address,a packet is sent where? A. On the network B. Down through thelayers of the IP architecture and then up thelayers again C. Across the wire D. through the loopback dongle E. None of the above

Description : When you ping theloopback address,a packet is sent where? A. On the network B. Down through thelayers of the IP architecture and then up thelayers again C. Across the wire D. through the loopback dongle E. None of the above

Last Answer : Down through thelayers of the IP architecture and then up thelayers again

A packet filtering firewall can a. deny certain users from accessing a service b. block worms and viruses from entering the network c. disallow some files from being accessed through FTP d. block some hosts from accessing the network

Description : A packet filtering firewall can a. deny certain users from accessing a service b. block worms and viruses from entering the network c. disallow some files from being accessed through FTP d. block some hosts from accessing the network

Last Answer : d. block some hosts from accessing the network

In the OSI model, as a data packet moves from the lower to the upper layers, headers are a. Added b. Removed c. Rearranged d. Randomized

Description : In the OSI model, as a data packet moves from the lower to the upper layers, headers are a. Added b. Removed c. Rearranged d. Randomized

Last Answer : b. Removed

Suppose transmission rate of a channel is 32 kbps. If there are ‘8’ routes from source to destination and each packet p contains 8000 bits. Total end to end delay in sending packet P is _____. a. 2 sec b. 3 sec c. 4 sec d. 1 sec

Description : Suppose transmission rate of a channel is 32 kbps. If there are ‘8’ routes from source to destination and each packet p contains 8000 bits. Total end to end delay in sending packet P is _____. a. 2 sec b. 3 sec c. 4 sec d. 1 sec

Last Answer : a. 2 sec