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Q. Why we use Modem?
A Modem is one device which most computer users who have surfed Internet are aware of. A modem is neededsincehowever most of telecommunications have become digital most telephone connections at user end are still analog POTS (Plain Old Telephone Systems/Sets/Service). But the computer is a digital device and henceforth another device is requiredthat can convert digital signals to analog signals and vice-versa. Such a device is Modem. Modem signifies Modulator/Demodulator. Modulation is process that puts digital information on to analog circuit by modifying a constant wave (signal) known as the Carrier. This is what happens whenever you press a button to connect to Internet or to a web site. Demodulation is reverse process that derived digital signal from modulated wave. This is what happens when you receive data from a website which then gets displayed by your browser.
1. (a) Given a baseband bus with station 1 located at 10m, station 2 located at 1000m, and station 3 located at 1010 meters (see diagram above). If the data rate of the bus is 10 M
A script kept information on potential subjects for an experiment in a vector of structures known as "subjects". The following show an example of what the contents may be: >> subj
What are the advantages of a Smart Card? Advantages of Smart Card as given below: a. This provides convenience and assists for multiple currencies over borders. b. Us
Q. What do you mean by SSI chips? The 3 rd generation computers mostly used SSI chips. One of the key concepts that were brought forward for the duration of this time was conc
Why disable statements are not allowed in functions? If disble statement is used in function,it invalids function and its return value. So disable statements aren't
A red and blue car were involved in a head-on collision. The red car was at a standstill and the blue car was possibly speeding. Eye witness video recorded suddenly following the
Telnet is a service that runs Remote program
a. What is the meaning of aliasing? What are its drawbacks? Describe a method to remove aliasing, using post filtering. b. How can you copy a Pixmap from one place to another
Ramps A network planning method that makes the most well-organized use of manpower, materials and cash resources between several projects going on concurrently.
Determine the Example of timescale 'timescale 10ns / 1ps Indicates delays are in 10 nanosecond units with 3 decimal points of precision (1 ps is 1/1000ns which is .001 ns).
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