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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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16 | |
_______ deals with the issues of creating and maintaining routing tables. |
| | A) | Forwarding |
| | B) | Routing |
| | C) | Directing |
| | D) | None of the choices are correct |
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17 | |
A _______ routing table contains information entered manually. |
| | A) | static |
| | B) | dynamic |
| | C) | hierarchical |
| | D) | None of the choices are correct |
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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 |
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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 |
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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 |
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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 |
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