Description : _______ isa dynamic mapping protocol in which a physical address is found for agiven logicaladdress. A) ARP B) RARP C) botha and b D) noneof the above
Last Answer : ARP
Description : The sender is a router thathas receiveda datagram destinedfor a host on anothernetwork. The logicaladdress that must be mapped to aphysical address is ______. A) thedestination IP address in the datagram header ... address of therouter found inthe routing table C) either a or b D) noneof the above
Last Answer : thedestination IP address in the datagram header
Description : The _______ is a dynamic mapping protocol in which a physical address is found for a given logical address. A. ARP B. RARP C. both a and b D. none of the above
Last Answer : B. RARP
Description : In networks thatdo not support physical multicastaddressing, multicastingcan be accomplished through _______. A) mapping B) queries C) tunneling D) noneof the above
Last Answer : tunneling
Description : A _______routingtable contains information entered manually. A) static B) dynamic C) hierarchical D) none of the above
Last Answer : static
Description : . A ………………………... is constructed manually by the system administrator using the route command. A. static routing table B. dynamic routing table C. both a and b D. neither a nor b
Last Answer : A. static routing table
Description : A _______routingtable is updated periodically using one of the dynamic routingprotocols. A) static B) dynamic C) hierarchical D) none of the above
Last Answer : dynamic
Description : The Dynamic routing table is one _______ A. with manual entries B. which is updated automatically C. MAC entries D. none of the above
Last Answer : B. which is updated automatically
Description : The static routing table is one _______ A. with manual entries B. which is updated automatically C. MAC entries D. none of the above
Last Answer : A. with manual entries
Description : The _______ field of the IGMP message is all zeros in a query message. A) version B) type C) group address D) noneof the above
Last Answer : group address
Description : The sender is a router thathas receiveda datagram destinedfor a host on thesame network. The logical address that mustbe mapped to a physical address is ______. A) thedestination IP address in the datagram ... 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
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
Description : A ________is a local address. Its jurisdiction is overa local network. A) physical B) logical C) a and b D) noneof the above
Last Answer : physical
Description : _______address is an internetwork address withuniversal jurisdiction. A) physical B) logical C) a and b D) noneof the above
Last Answer : logical
Description : ____ is a dynamic mapping protocol in which a physical address is found for a given logical address
Description : The least significant 23 bits in a 48-bit Ethernet address identify a ________. A) multicast router B) host C) multicast group D) noneof the above
Last Answer : multicast group
Description : In IPv6, when a datagram needs tobediscarded ina congested network, the decision is basedon the _______ field in thebase header. A) hop limit B) priority C) nextheader D) noneof the above
Last Answer : priority
Description : The IPv4header field formerly knownas the service type field is now calledthe _______ field. A) IETF B) checksum C) differentiatedservices D) noneof the above
Last Answer : differentiatedservices
Description : In IPv4, when a datagram is encapsulated in a frame, the total sizeof the datagram must beless thanthe _______. A) MUT B) MAT C) MTU D) noneof the above
Last Answer : MTU
Description : The IPv4header size _______. A) is 20 to 60 bytes long B) is 20 bytes long C) is 60 bytes long D) noneof the above
Last Answer : is 20 to 60 bytes long
Description : n IPv4,an HLEN value ofdecimal10 means _______. A) there are 10bytes ofoptions B) there are 40bytes ofoptions C) there are 40bytes inthe header D) noneof the above
Last Answer : there are 40bytes inthe header
Description : A best-effort delivery service suchas IPv4 includes _______. A) error checking B) error correction C) datagram acknowledgment D) noneof the above
Last Answer : 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
Description : f four hosts on anetworkbelong tothesame group, a totalof _______ sent inresponse to a general query message. A) one membership report is B) two membership reports are C) three membership reports are D) noneof the above
Last Answer : two membership reports are
Description : A multicast message is sent from _______ to _______. A) onesource; one destination B) onesource; multiple destinations C) multiple sources; onedestination D) noneof the above
Last Answer : onesource; multiple destinations
Description : The _______ is used by a router in response to a received leave report. A) general query message B) special query message C) membershipreport D) noneof the above
Last Answer : special query message
Description : An IGMP query is sent from a _______to a _______. A) host; host B) host; router C) router; hostor router D) noneof the above
Last Answer : router; hostor router
Description : An ARP request is normally _______. A) broadcast B) multicast C) unicast D) noneof the above
Last Answer : broadcast
Description : The logicaladdresses in theInternetarecalled _______ addresses. A) port B) IP C) Email D) noneof the above
Last Answer : IP
Description : A ……………………….. is built from the information exchanged by routing protocols. A. static routing table B. dynamic routing table C. both a and b D. neither a nor b
Last Answer : B. dynamic routing table
Description : Distance Vector Routing is a……... routing algorithm, it consists of a data structure called a ……… A. Static , routing table B. Dynamic, look-up table C. Dynamic, routing table D. Static, look-up table
Last Answer : C. Dynamic, routing table
Description : Flooding is also a……... algorithm, usually generates ………... of duplicate packets. A. Static, vast number B. dynamic , vast number C. Static, less number D. dynamic , less number
Last Answer : A. Static, vast number
Description : Which type of channel it is where the number of users are stable and the traffic is not bursts? A. static channel B. dynamic channel C. free channel D. both a and c
Last Answer : A. static channel
Description : Point out the wrong statement. a) Load balancing virtualizes systems and resources by mapping a logical address to a physical address b) Multiple instances of various Google applications are running on different hosts c) Google uses hardware virtualization d) All of the mentioned
Last Answer : Google uses hardware virtualization
Description : Which of the following is not a mechanism that DHCP supports for IP address allocation? A) Automatic allocation B) Static allocation C) Dynamic allocation D) Manual allocation
Last Answer : B) Static allocation
Last Answer : A) Automatic allocation
Description : A dynamic table is one _______. A) with manual entries B) which isupdated automatically C) either aor b D) none of the above
Last Answer : which isupdated automatically
Description : Magnification factor is the ratio of the maximum displacement due to forced vibrations to the deflection due to _______ A Static force B Dynamic force C Torsion D Compression
Last Answer : A Static force
Description : Magnification factor is the ratio of the maximum displacement due to forced vibrations to the deflection due to _______ a) Static force b) Dynamic force c) Torsion d) Compression
Last Answer : a) Static force
Description : IPv6 allows _________ security provisions than IPv4. A) more B) less C) thesame level D) noneof the above
Last Answer : more
Description : In IPv6,options are inserted between the _________and the ___________ data. A) baseheader;extensionheader B) baseheader;upper-layer data C) base header; frame header D) noneof the abov
Last Answer : baseheader;upper-layer data
Description : In IPv4, which field or bit value unambiguously identifies thedatagram as a fragment? A) Donot fragment bit ?0 B) More Fragment bit ?0 C) Fragment offset = 1000 D) noneof the above
Last Answer : Fragment offset = 1000
Description : The term ________ means that IP provides no error checking or tracking. IP assumes the unreliabilityof the underlying layers and does its best to get a transmission throughto its destination,but with ... ) reliable delivery B) connection-oriented delivery C) best-effort delivery D) noneof the above
Last Answer : best-effort delivery
Description : IP is _________ datagram protocol. A) an unreliable B) a connectionless C) botha and b D) noneof the above
Last Answer : botha and b
Description : The ________ protocol is the transmission mechanism used by the TCP/IP suite. A) ARP B) IP C) RARP D) noneof the above
Description : An IGMP packet is carried in an __________ packet. A) UDP B) IP C) Ethernet frame D) noneof the above