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1. What factors should be considered when selecting a digital encoder (line codes)? Briefly mention five of those factors. Use sketches and additional text to describe the following encoding techniques: NRZ-L, Bipolar-AMI, Manchester, HDB3, B8ZS and 4B/5B. Your description of each technique should include the encoding rule, advantages and disadvantages. No mathematical equations are necessary.
Q. What is the dissimilarity between a lens and a mirror? Answer:- A mirror is a reflective surface that light passes through the glass and hits the silver backing reflect
Explain importance of the different types of distributing frames used in exchanges. Here MDF = main distribution frame; MF = main feeder; FP = feeder point; BF = branch f
Why do we need DMA? DMA is used to transfer the block of data directly among an external device and the main memory without the continuous intervention by the processor.
making a er diagram insturction
What are the primary impacts of information systems on an organization (employer, club, school, religious, etc..) for which you are familiar? What are the primary ways in which
a) What command do you use to file all active and available sockets? These should also contain UNIX domain sockets, which are primarily used for local connections. b) What sta
Q. Era of first generation computers? The trends that were encountered at the time of the era of first generation computers were: Centralized control in a single CPU (al
Q. Explain about common addressing modes? Most of machines use a set of addressing modes. The following tree displays common addressing modes: Figure: Common Addres
Q. Illustrate working of rubber dome keyboards? Rubber Dome: In rubber dome keyboards both positioning and contact are controlled by a puckered sheet of elastomer that is a s
Q. Develop a menu driven program to implement AND, OR, NOT gates using and without using Bit wise operator. The menu should be as follows: I. Using Bit Wise operator I
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