Explain the difference between lossless and lossy data compression. Which type normally provides a smaller file? What

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Explain the difference between lossless and lossy data compression. Which type normally provides a smaller file? What is ''lost'' in lossy audio data compression? Under what circumstances is it impossible to use lossy data compression? 2. Explain how multiplication was implemented in binary format in computers. Use an example such as 157 * 19 to explain the multiplication step by step. 3. Carefully describe the advantages and disadvantages of master-slave multiprocessing and symmetric multiprocessing. Which would you select for fault-tolerant computing? Why? 4. Give an example that shows the disadvantage of using a sign-and-magnitude format for manipulating signed integers. 5. What is a stack? Explain how a stack works. Use a diagram or example to show how PUSH and POP instructions are used in stack instructions for subroutines.