Computer Networks

451. Information and data may be treated as a signal in either

1. Electrical form
2. Electromagnetic form
3. Both a & b
4. None of these

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452. Information are taken as ____________ level of abstraction

1. Highest
2. Middle
3. Lowest
4. None of these

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453. Internal noise is fairly low in case of

1. Digital signal processing
2. Fiber optics technology
3. Both a & b
4. None of these

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454. Internal noise is generated in the

1. Channels
2. Receivers
3. Transmitter
4. Both a & b

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455. Internal noise is less dependent on frequency, but has a significant effect at:

1. Higher frequency
2. Low frequency
3. Middle frequency
4. No frequency

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456. International Telegraph Alphabet 1 was further developed to

1. ITA 1
2. ITA 2
3. ITA 3
4. ITA 4

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457. IP does not ensure movement of a packet to its destination and have no knowledge of

1. Port numbers
2. Connections
3. Both a & b
4. None of these

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458. IP is ____________

1. Connectionless
2. Unreliable
3. Both a & b
4. None of these

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459. IP packets ____________ arrive in the order in which it is sent

1. May
2. May not
3. May or may not
4. None of these

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460. IPX stands for

1. Internet Packet Exchange
2. Inter-network Packet Exchange
3. Inter-network Protocol Exchange
4. Internet Package Exchange

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