Computer Networks

771. The gross bit rate is the number of bits transmitted

1. per second by an ideal transmitter
2. per second by an ideal transistor
3. per min by an ideal transmitter
4. per min by an ideal transistor

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772. The groups of layers provides information to allows ____________ , which correctly obeys the appropriate protocol

1. Hardware implementation
2. Software implementation
3. Both a & b
4. None of these

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773. The HDLC procedure uses a flag synchronous system, these are

1. Bit order of transmission (information frame)
2. Bit order of transmission (supervisor frame)
3. Both a & b
4. None of these

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774. The hectic task of designing the whole network can be distributed in the

1. Smaller
2. Easier
3. Simpler design problems
4. All of these

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775. The HLR handles SS7 transactions with both

1. MSCs
2. VLR nodes
3. Both a & b
4. None of these

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776. The host to terminal connection is a conventional type of connection between

1. Main frame
2. Dumb terminals
3. Both a & b
4. None of these

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777. The hub earth station consists of

1. Radio frequency(RF)
2. Intermediate frequency(IF)
3. Base-band equipment
4. All of these

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778. The important issues on wireless communication are

1. Cell sizing
2. Frequency reuse planning
3. Channel allocation strategies
4. All of these

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779. The IMSI number consists of

1. MCC(Mobile Country Code consisting of three digits)
2. MNC(Mobile Network Code consisting of two digits)
3. MSIN(Mobile Subscriber Identity Number consisting of ten digits)
4. All of these

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780. The incorrect bit rate is also known as

1. Data bit rate
2. Useful bit rate
3. Network bit rate
4. Parity bit

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