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What is difference between baseband and broadband transmission?
In a baseband transmission, the whole bandwidth of the cable is consumed by a one signal. In broadband transmission, signals are sent on multiple frequencies, permitting multiple signals to be sent simultaneously.
Explain what is digital certificate?
Different layers of OSI Model ?
100Base-FX Utilizes two identical optical fibers in star topology One fiber holds frames from the station to hub one from hub to station Encoding is 4B/5B Si
using binary adition, what is the result of 1010 + 10? Using binary addition, how would you repeatedly increment a number by 2?
Coaxial Cable Coaxial cable carries signals of higher frequency ranges than those in twisted pair cable. In part because the two media are constructed quite differently.
What are short, long and medium-term scheduling? Long term scheduler verifies which programs are admitted to the system for processing. It controls the degree of multiprogrammi
What is the benefit of using classless addressing over classfull addressing scheme?
Q. Show the Class D and Class E Addresses? Class D and Class E Addresses Class D - reserved for multicast addresses Multicasting - transmission method which allo
FIBER OPTIC EXTENSION: The LAN extension using fiber optic is given in the figure below: Figure The fiber-modem translates digital data into pulses of light the
i) Identify at least two items at every site that needs upgrading [2 Marks] ii) What type of WAN connection (link) might you use to connect the three sites to each other?
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