Quiz
tcpip
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Perguntas do quiz (61)
1in the OSI Model, when data is transmitted from device A to device B, the header from A's layer 5 is read by B's ____________ Layer.
- Aphysical
- Btransport
- Csession
- Dpresentation
2The _______ Layer is responsible for moving frames from on hop to the next?
- Aphysical
- Bdata link
- Ctransport
- Dnone
3The ____ Layer is responsible for the delivery of message from one process to another
- Anetwork
- Bphysical
- Ctransport
- Dnone
4In the OSI model, encryption and decryption are functions of the _____ layer?
- Atransport
- Bsession
- Cpresentation
- Dapplication
5Routers function in the _____ layer?
- Adata link
- Bdata link and network
- Cphysical and data link
- Dphysical,data link, and network
6switches function in the _____ layers.
- Adata link
- Bdata link and network
- Cphysical and data link
- Dphysical, data link, and network
7_______ has a higher transmission rate in the downstream direction than in the upstream direction
- AADSL
- BHDSL
- CSDSL
- DVDSL
8in an ESS the _______ stations are part of a wired LAN.
- AAAL5
- BAP
- CATM
- DBSS
9PPP is a _______ layer protocol?
- Adata link
- Bnetwork
- Cphysical and data link
- Dnetwork and data link
10when the internet started it was decided to make the network layer a ______ service to make it simple
- Aconnectionless
- Bconnection oriented
- Cvirtual
- Dnone
11in a ____ service, there is a relation between all packets belonging to a message?
- Aconnectionless
- Bconnection oriented
- Cvirtual
- Dnone
12In a connection-oriented service, each packet is forwarded based on the______.
- Adestination address
- Blabel
- Csource address
- Dnone
13_________ control means regulation the amount of data a source can send without overwhelming the destination.
- Acongestion
- Berror
- Cflow
- Dnone
14______ control in a network means handling a situation in which too many packets are present in an area of the internet
- Aflor
- Berror
- Ccongestion
- Dnone
15In class C, the netid is between
- A0 to 127
- B128 to 191
- C192 to 223
- Dnone
16In classless addressing, a ____ is assigned to an organization.
- Afixed-length
- Bfixed number of blocks
- Cvariable-length block
- Dnone
17The number of addresses assigned to an organization in classless addressing _____.
- Acan be any number
- Bmust be a multiple of 256
- Cmust be a power of 2
- Dnone
18Which address could be the beginning address of a block of 32 classless addresses?
- A2.4.6.5
- B2.4.6.16
- C2.4.6.64
- Dnone
19An organization is granted a block: one address is 2.2.2.64/25. If the subnet prefix length is /28 what is the maximum number of subnets?
- A2
- B4
- C8
- D16
- E32
- F64
20in a _____ delivery, both the deliverer of the ip packet and the destination are on the same network.
- Aconnection-oriented
- Bconnnectionless
- Cdirect
- Dindirect
- Evirtual
21in ______ delivery, the deliverer of the ip packet and the destination are on different networks.
- Aconnection-oriented
- Bconnectionless
- Cdirect
- Dindirect
22IN _____ forwarding, the full ip address of a destination is given in the routing table
- Adefualt
- Bhost specific
- Cnext hop
- Dnetwork specific
23In _______ forwarding, the mask and destination address are both 0.0.0.0 in the routing table.
- Adeafualt
- Bhost specific
- Cnext-hop
- Dnetwork specific
24in ______ forwarding the destination address is a network address in the routing table
- Adefault
- Bhost specific
- Cnext hop
- Dnetwork specific
25In ______ forwarding, the routing table holds the address of just the next hop instead of complete route info.
- Adefault
- Bhost specific
- Cnext hop
- Dnetwork specific
26in classsless addressing, we need routing table with atleast ______ columns
- A3
- B4
- C6
- D8
27The principle of _______ states that the routing table is sorted from longest mask to the shortest mask.
- Afirst mask matching
- Blast mask matching
- Clongest mask matching
- Dshortest mask matching
28A ____ routing table contains information entered manually?
- Adynamic
- Bhierarchical
- Cstatic
- Dvirtual
29The input and output ports of a router perform the ______ layer functions of the router
- Anetwork
- Bphysical and data link
- Cphysical and network
- Dtransport
30The _____ protocol is the transmission mechanism used by the tcp/ip sutie.
- AARP
- BICMP
- CIP
- DTCP
31IP is ______ datagram protocol
- Aconnectionless
- Bunreliable
- Cboth connectionless and unreliable
- Dnone
32AN HLEN value of decimal 10 means
- A10 bytes in the header
- B40 bytes in the header
- C10 bytes of option
- D40 bytes of option
33if the fragment offset has a value of 100 it means that
- Athe datagram has not been fragmented
- Bthe datagram is 100 bytes in size
- Cthe first byte of the datagram is byte 800
- Dthe last byte of the datagram is byte 800
34The ip header size is _______ bytes long.
- A10
- B20
- C60
- D20 to 60
35Packets in the ip layer are called
- Adatagrams
- Bframes
- Cpackets
- Dsegments
36When a datagram is encapsulated in a frame, the total size of the datagram must be less than the ____
- AMAT
- BMTA
- CMUT
- DMTU
37The ______ module consults the MTU table to determine the packet size necessary for transsmission
- Aforwarding
- Bfragmentation
- Cproccessiong
- Dsizing
38To find the physical address of the exiting-point router, ATM uses the service of ________
- AARP
- BATMARP
- CICMP
- DIP
39A ______ is an ARP that acts of behalf of a set of hosts
- AARP
- BDHCP
- CRARP
- DProxy ARP
40in _____ mapping , a table associating a logical address with a physical address is updated manually
- Adyanmic
- Bstatic
- Clogical
- Dphysical
41A ______ is a local address. Its jurisdiction is over a local network
- Alogical address
- Bphysical address
- Cport
- Dstatic address
42ICMP is a ______ layer protocol
- Aapplication
- Bdata link
- Cnetwork
- Dtransport
43for the purposes of routing, the internet is divided into
- Aautonomous networks
- Bautonomous systems
- Cwide area networks
- Dnone
44routing between autonomous systems is referred to as _______ routing.
- Aborder
- Binterdomain
- Cintradomain
- Dout of domain
45IN _____ routing, the least cost route between any two nodes is the route with the minumum distance
- Adistance vector
- Blink state
- Cpath vector
46IN _____, each node maintains a vector minimum distance to everynode
- Adistance vector
- Blink state
- Cpath vector
47in RIP, the ____ timer controls the advertising of regular update messages.
- Aexpiration
- Bgarbage collection
- Cperiodic
48RIP uses the services of
- AARP
- BEthernet
- CIP
- DUDP
49The _____ routing uses the dijkstra algorithm to build a routing table
- Adistance vector
- Blink state
- Cpath vector
50in _____ rotuing, we assume that there is one node in each autonomous system that acts on behalf of the the entire system
- Adistance vector
- Blink state
- Cpath vector
51The ___ protocol allows the admin to assign cost, called the metric to each route
- ABGP
- BOSPF
- CRIP
52BGP uses the services of
- AARP
- BIP
- Cethernet
- DUDP
- ETCP
53The main problem that must be solved in providing mobile communication using the ip protocol is
- Aaddressing
- Bconnecting
- Cforwarding
- Dnone
54The original IP addressing was based on the assumption that a host is ______
- Astationary
- Bmobile
- Cmoving
55When a mobile host acts as a foreign agent, the care of address is called a ____ care of address
- Aco-located
- Bcommmon
- Cshared
56A registration request or reply is sent by ____ using a well known port 434
- AIP
- BTCP
- CUDP
57one to many communication between one source and specific group of hosts is classified as a ______ communications
- Abroadcast
- Bmulticast
- Cunicast
58IN ______, the router forwards the received packet through only one of its interfaces
- Abroadcast
- Bmulticast
- Cunicast
59emulation of ____ through _____ is not efficient and may create long delays
- Abroadcasting:multicasting
- Bmulticasting: multiple unicasting
- Cunicasting: multiple unicasting
60in multicast routing, each involved router needs to construct a ___ path tree for each group
- Aaverage
- Blongest
- Cshortest
61In the group-shared tree approach, ________ is/are involved in mulitcasting
- Aall routers
- Bonly some routers
- Conly the core router
Informações
- Descrição
- tcip protocol suite
- Autor
- tgmccue
- Idioma
- English
- Visualizações
- 117
- Etiquetas
- Avaliação
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