The idea of address aggregation wasdesigned to alleviate theincreasein routing table entries when using ________.
A)
classful addressing
B)
classless addressing
C)
both a and b
D)
none of the above

1 Answer

Answer :

classless addressing

Related questions

Description : In classless addressing, the ______isanother name for thecommon part of the address range. A) suffix B) prefix C) netid D) none of the above

Last Answer : prefix

Description : On which factors do the size of block depends in classless addressing? a. Nature & size of an entity b. Number of addresses c. Availability of the address space d. All of the above

Last Answer : a. Nature & size of an entity

Description : In classful addressing, the IP address 190.255.254.254 belongs to (A) Class A (B) Class B (C) Class C (D) Class D

Last Answer : (B) Class B

Description : In a classful addressing, first four bits in Class A IP address is (A) 1010 (B) 1100 (C) 1011 (D) 1110

Last Answer : Answer: A,B,C,D

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 : In classless addressing, the prefix length defines the_____________. A) netid B) hostid C) mask D) none of the above

Last Answer : mask

Description : In classless addressing, the _______ is the varying part (similar tothe hostid). A) suffix B) prefix C) hostid D) none of the above

Last Answer : suffix

Description : In classless addressing,the netid length defines the _____________ A. prefix B. hostid C. mask D. none of the above

Last Answer : C. mask

Description : Which of the following is/are restriction(s) in classless addressing ? (A) The number of addresses needs to be a power of 2. (B) The mask needs to be included in the address to define the block. (C) The starting address must be divisible by the number of addresses in the block. (D) All of the above

Last Answer : (D) All of the above

Description : In a classful addressing, the IP addresses with 0 (zero) as network number: (A) refers to the current network (B) refers to broadcast on the local network (C) refers to broadcast on a distant network (D) refers to loopback testing

Last Answer : (A) refers to the current network

Description : ICMP is primarily used for __________ a. error and diagnostic functions b. addressing c. forwarding d. routing

Last Answer : a. error and diagnostic functions

Description : The principle of ________ states that the routing table is sorted from the longest mask to the shortest mask. A) first mask matching B) shortest mask matching C) longest mask matching D) none of the above

Last Answer : longest mask matching

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

Last Answer : thedestination IP address in the datagram header

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 : In _______forwarding, the full IP address of a destination isgiven in the routing table. A) next-hop B) network-specific C) host-specific D) default

Last Answer : host-specific

Description : An organization isgranteda block of classless addresses with the starting address 199.34.32.0/27. How many addresses are granted? A) 8 B) 16 C) 32 D) none of the above

Last Answer : 16

Description : An organization isgranteda block of classless addresses with the starting address 199.34.76.128/29. How manyaddressesare granted? A) 8 B) 16 C) 32 D) none of the above

Last Answer : 8

Description : An organization isgranteda block of classless addresses with the starting address 199.34.76.64/28. How manyaddresses are granted? A) 8 B) 16 C) 32 D) none of the above

Last Answer : 16

Description : Which address could be the beginningaddress of ablock of256 classless addresses? A) 2.4.6.5 B) 2.4.6.15 C) 2.4.6.0 D) none of the above

Last Answer : 2.4.6.0

Description : Which address could be the beginningaddress of ablock of16 classless addresses? A) 2.4.6.5 B) 2.4.6.15 C) 2.4.6.62 D) none of the above

Last Answer : none of the above

Description : Which address could be the beginningaddress of ablock of32 classless addresses? A) 2.4.6.5 B) 2.4.6.16 C) 2.4.6.64 D) none of the above

Last Answer : 2.4.6.64

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 : Consider a subnet with 720 routers. If a three-level hierarchy is choosen with eight clusters, each containing 9 regions of 10 routers, then total number of entries in the routing table is ................... (A) 25 (B) 27 (C) 53 (D) 72

Last Answer : Answer: A  Explanation: Each router needs 10 entries for local routers, 8 entries for routing to other regions within its own cluster, and 7 entries for distant clusters, for a total of 25 entries.

Description : ________ is an interdomain routingprotocol using path vector routing. A) BGP B) RIP C) OSPF D) none of the above

Last Answer : BGP

Description : Consider the given network implementation scenario. For the given classful NID 199.10.20.0/24, the requirement is to create 13 subnets. With given details, find the range of first and last valid IP in 15th subnet. a. ... .20.225 to 199.10.20.238 c. 199.10.20.193 to 199.10.20.206 d. Not of these

Last Answer : a. A Only

Description : . A procedure included in the caller’s address space by the linker is known as ______. A. local procedure B. Universal procedure C. addressing linker D. both a and b

Last Answer : A. local procedure

Description : The use ofhierarchy in routing tables can ________ the size of the routing tables. A) reduce B) increase C) both a and b D) none of the above

Last Answer : reduce

Description : In a ________ network, twotypes of addressing are involved: global and local. A) virtual-circuit B) datagram C) circuit-switched D) none of the above

Last Answer : virtual-circuit

Description : In Ethernet addressing, ifall the bits are 1s, the address is _________. A) unicast B) multicast C) broadcast D) none of the above

Last Answer : broadcast

Description : In Ethernet addressing, if the least significant bit of the firstbyte is 1, the address is _________. A) unicast B) multicast C) broadcast D) none of the above

Last Answer : multicast

Description : In Ethernet addressing, if the least significant bit of the firstbyte is 0, the address is _________. A) unicast B) multicast C) broadcast D) none of the above

Last Answer : unicast

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 : 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 : A static table is one _______. A) with manual entries B) which isupdated automatically C) either aor b D) none of the above

Last Answer : with manual entries

Description : In multicast routing, eachinvolvedrouter needs toconstructa ________ path tree for each group. A) average B) longest C) shortest D) none of the above

Last Answer : shortest

Description : In ________ routing, we assume that there is one node (or more) ineach autonomous system that acts on behalf of the entire autonomous system. A) distant vector B) path vector C) link state D) none of the above

Last Answer : path vector

Description : The routing processor of arouter performs the ________ layer functions of therouter. A) physical and data link B) network C) transport D) none of the above

Last Answer : network

Description : RIP stands for ________ a. Reduced Information Protocol b. Routing Internet Protocol c. Routing Information Protocol d. Reduced Internet Protocol

Last Answer : c. Routing Information Protocol

Description : The use of hierarchy in routing tables can ________ the size of the routing tables A. reduce B. increase C. multiply D. retain

Last Answer : A. reduce

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 : In _______forwarding, the routing tableholds the address of just thenext hop instead of complete routeinformation. A) next-hop B) network-specific C) host-specific D) default

Last Answer : next-hop

Description : State weather the following statement is true or false for Hierarchical Routing 1). In hierarchical routing, the routers are divided into regions. 2) Each router is having the idea about internal structure of other regions 3). ... C. 1. false, 2. false, 3. false D. 1. true, 2. false, 3. true

Last Answer : D. 1. true, 2. false, 3. true

Description : In unicast routing,each router in the domain has a table thatdefines a______ path tree to possible destinations. A) average B) longest C) shortest D) none of the above

Last Answer : shortest

Description : In distance vector routing,each node periodically shares its routing table with_________ and whenever there is achange. A) every other node B) its immediate neighbors C) one neighbor D) none of the above

Last Answer : its immediate neighbors

Description : The limited capability of this routing table is easily verified with the ………………………... command. A. ping B. traceroute C. route D. netstat

Last Answer : A. ping

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 : What is the lastaddress of a blockof classless addresses ifone of the addresses is 12.2.2.6/30? A) 12.2.2.2 B) 12.2.2.6 C) 12.2.2.7 D) none of the above

Last Answer : 12.2.2.7