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| 1 | |
Circuit switching can be divided into ________ categories. |
| | A) | two |
| | B) | three |
| | C) | four |
| | D) | None of the choices are correct |
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| 2 | |
Packet switching can be divided into ________ categories. |
| | A) | two |
| | B) | three |
| | C) | four |
| | D) | None of the choices are correct |
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| 3 | |
Circuit switching is normally used in ___________ layer. |
| | A) | physical |
| | B) | data-link |
| | C) | network |
| | D) | application |
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| 4 | |
Packet switching is normally used in ___________ layers. |
| | A) | physical and data-link |
| | B) | data-link and network |
| | C) | network and transport |
| | D) | transport and application |
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| 5 | |
Message switching is normally used in ___________ layer. |
| | A) | physical |
| | B) | data-link |
| | C) | network |
| | D) | application |
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| 6 | |
In a circuit-switching network, we have ___________ phase(s). |
| | A) | one |
| | B) | two |
| | C) | three |
| | D) | None of the choices are correct |
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| 7 | |
In a datagram network, we have ___________ phase(s). |
| | A) | one |
| | B) | two |
| | C) | three |
| | D) | None of the choices are correct |
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| 8 | |
In a virtual-switch network, we have ___________ phase(s). |
| | A) | one |
| | B) | two |
| | C) | three |
| | D) | None of the choices are correct |
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| 9 | |
In a ___________ network, each packet is treated independently from all other packets. |
| | A) | circuit-switched |
| | B) | virtual-circuit |
| | C) | datagram |
| | D) | None of the choices are correct |
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| 10 | |
In a datagram network, the routing table is based on the ___________ in the packet. |
| | A) | flow label |
| | B) | destination address |
| | C) | VCI |
| | D) | None of the choices are correct |
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| 11 | |
In a virtual-circuit network, the routing table is based on the ___________ in the packet. |
| | A) | flow label |
| | B) | destination address |
| | C) | VCI |
| | D) | None of the choices are correct |
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| 12 | |
In a datagram network, the destination address ________________________. |
| | A) | remains the same from the source to the destination |
| | B) | changes at each switch |
| | C) | changes at the destination |
| | D) | None of the choices are correct |
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| 13 | |
In a datagram network, we need ______________ phase(s). |
| | A) | tear-down |
| | B) | setup |
| | C) | setup and tear-down |
| | D) | None of the choices are correct |
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| 14 | |
In a virtual-circuit network, we need ______________ phase(s). |
| | A) | tear-down |
| | B) | setup |
| | C) | setup and tear-down |
| | D) | None of the choices are correct |
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| 15 | |
In a __________network, all packets in a message follow the same path. |
| | A) | datagram |
| | B) | virtual-circuit |
| | C) | circuit-switched |
| | D) | None of the choices are correct |
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| 16 | |
In a __________network, each packet in a message may follow a different path. |
| | A) | datagram |
| | B) | virtual-circuit |
| | C) | circuit-switched |
| | D) | None of the choices are correct |
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