 |
1 |  |  In _______ delivery, both the deliverer of the IP packet and the destination are on the same network. |
|  | A) | a connectionless |
|  | B) | a direct |
|  | C) | an indirect |
|  | D) | None of the choices are correct |
 |
 |
2 |  |  In _______ delivery, the deliverer of the IP packet and the destination are on different networks. |
|  | A) | a connection-oriented |
|  | B) | a direct |
|  | C) | an indirect |
|  | D) | None of the choices are correct |
 |
 |
3 |  |  In classful addressing, when a direct delivery is made, both the deliverer and receiver have the same _______. |
|  | A) | IP address |
|  | B) | hostid |
|  | C) | netid |
|  | D) | None of the choices are correct |
 |
 |
4 |  |  In classful addressing, when an indirect delivery is made, the deliverer and receiver have _______. |
|  | A) | the same IP address |
|  | B) | different netids |
|  | C) | the same netid |
|  | D) | None of the choices are correct |
 |
 |
5 |  |  In _______ forwarding, the full IP address of a destination is given in the routing table. |
|  | A) | next-hop |
|  | B) | network-specific |
|  | C) | host-specific |
|  | D) | default |
 |
 |
6 |  |  In _______ forwarding, the mask and destination addresses are both 0.0.0.0 in the routing table. |
|  | A) | next-hop |
|  | B) | network-specific |
|  | C) | host-specific |
|  | D) | default |
 |
 |
7 |  |  In _______ forwarding, the destination address is a network address in the routing table. |
|  | A) | next-hop |
|  | B) | network-specific |
|  | C) | host-specific |
|  | D) | default |
 |
 |
8 |  |  In _______ forwarding, the routing table holds the address of just the next hop instead of complete route information. |
|  | A) | next-hop |
|  | B) | network-specific |
|  | C) | host-specific |
|  | D) | default |
 |
 |
9 |  |  In ________ addressing, a typical forwarding module can be designed using three tables, one for each unicast class (A, B, C). |
|  | A) | classful |
|  | B) | classless |
|  | C) | classful and classless |
|  | D) | None of the choices are correct |
 |
 |
10 |  |  In classful addressing, the class of the address can be found by shifting the copy of the address ____ bits to the right. |
|  | A) | 32 |
|  | B) | 16 |
|  | C) | 28 |
|  | D) | None of the choices are correct |
 |
 |
11 |  |  In classful addressing we need a routing table with at least ______ columns. |
|  | A) | 4 |
|  | B) | 3 |
|  | C) | 8 |
|  | D) | None of the choices are correct |
 |
 |
12 |  |  In classless addressing, we need a routing table with at least _______ columns. |
|  | A) | 4 |
|  | B) | 3 |
|  | C) | 8 |
|  | D) | None of the choices are correct |
 |
 |
13 |  |  The idea of address aggregation was designed to alleviate the increase in routing table entries when using ________. |
|  | A) | classful addressing |
|  | B) | classless addressing |
|  | C) | classful addressing and classless addressing |
|  | D) | None of the choices are correct |
 |
 |
14 |  |  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 choices are correct |
 |
 |
15 |  |  The use of hierarchy in routing tables can ________ the size of the routing tables. |
|  | A) | reduce |
|  | B) | increase |
|  | C) | reduce and increase |
|  | D) | None of the choices are correct |
 |
 |
16 |  |  _______ deals with the issues of creating and maintaining routing tables. |
|  | A) | Forwarding |
|  | B) | Routing |
|  | C) | Directing |
|  | D) | None of the choices are correct |
 |
 |
17 |  |  A _______ routing table contains information entered manually. |
|  | A) | static |
|  | B) | dynamic |
|  | C) | hierarchical |
|  | D) | None of the choices are correct |
 |
 |
18 |  |  A _______ routing table is updated periodically using one of the dynamic routing protocols. |
|  | A) | static |
|  | B) | dynamic |
|  | C) | hierarchical |
|  | D) | None of the choices are correct |
 |
 |
19 |  |  The input and output ports of a router perform the ________ layer functions of the router. |
|  | A) | physical and data link |
|  | B) | network |
|  | C) | transport |
|  | D) | None of the choices are correct |
 |
 |
20 |  |  The routing processor of a router performs the ________ layer functions of the router. |
|  | A) | physical and data link |
|  | B) | network |
|  | C) | transport |
|  | D) | None of the choices are correct |
 |
 |
21 |  |  The task of moving the packet from the input queue to the output queue in a router is done by _________. |
|  | A) | input and output ports |
|  | B) | routing processor |
|  | C) | switching fabrics |
|  | D) | None of the choices are correct |
 |