Computer Networks

41. ____________ is a network that this technology connects sites that are in diverse locations

1. LAN
2. MAN
3. WAN
4. None of these

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42. ____________ is a networking protocol used by the Novell NetWare operating systems for performing connectionless communication

1. NVT
2. IPX
3. IP
4. FTP

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43. ____________ is a process where multiple analog message signals or digital data streams are combined into one medium over a shared medium

1. Multiplexing
2. Modulation
3. Encoding technique
4. De-multiplexing

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44. ____________ is best known spread spectrum technique in which a pseudo random noise code multiples the signal

1. FHSS
2. FCSS
3. DSSS
4. DHSS

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45. ____________ is determined by the maximum number of bits that can be transmitted per unit time through the physical medium:

1. Channel Bandwidth
2. Channel Data Transmission Rate
3. Channel noise
4. Channel capacity

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46. ____________ is the loss of the signal power while traversing a transmission media including electronic circuitry

1. Attenuation
2. Distortion
3. Noise
4. None of these

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47. ____________ is the one example of long distance communication

1. Satellite signal
2. Satellite relay
3. Analog signal
4. Digital signal

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48. ____________ is the rate over network speed which is used to detect errors while transmitting data

1. Bit rate
2. Data rate
3. Baud rate
4. Pass band

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49. ____________ is the technique of providing a data string that is added to information packets used to detect errors in data packets

1. CRC
2. Parity check
3. Checksum
4. All of these

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50. ____________ is used for connection between routers or equipment that must be highly reliable

1. SLIP
2. PPP
3. Both a & b
4. None of these

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