Question # 1

ARP is almost always used to bind a ___-bit IP address to a ___-bit Ethernet address.

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32, 48

24, 32

32, 128

In the 1970s large organizations began to acquire multiple networks. Each network in the organization formed island. Employees needed to choose a computer appropriate for each task. So they needed multiple screens, keyboards and computers.

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False

True

Not Sure

No error detection scheme is perfect because transmission errors can affect the additional information as well as the data.

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true

false

not sure

An interface for thin Ethernet must have an ____________ connector, and must enerate signals according to the_____________ specification.

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RJ-45, 10 Base T

RJ-45, 10 Base 5

BNC, 10 Base 2

BNC, 10 Base T

________ computes shortest paths in a graph by using weights on edges as a measure of distance.

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Greedy algorithm

Distance vector algorithm

Non of the given

Dijksta’s algorithm

---------- was especially concerned about the lack of high powered computers.

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ARPA

IEEE

EIA

None of the given

An interface for thin Ethernet must have an ____________ connector , and must generate signals according to the_____________ specification.

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RJ-45, 10 Base T

RJ-45, 10 Base 5

BNC, 10 Base T

Mapping between a protocol address and a hardware address is called Address Resolution.

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True

Flase

Not Sure

-------------- have advantages arisen from the size and ease of computation

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CRC

Parity

Checksums

None of the given

Ethernet uses a ------ bit static addressing scheme in which each device is assigned a unique address by the manufacturer.

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64

48

32

8

Computer networks are often called -------------- because they use packet technology.

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Ethernet

Switch networks

Packet networks

None of the given

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