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SEGMENTATION HARDWARE
An execution to map two-dimensional user-defined addresses into one-dimensional physical addresses. This mapping is affected by means of segment table. Every entry in the segment table has a segment limit and a segment base. The segment base contains the starting address wherever the segment resides in memory, while the segment limit specifies the length of the segment.
A logical address concise of two parts: an offset and a segment number,s into that segment, d The segment number is utilized as an index to the table. The offset d of the logical address ought to be between 0 and the segment limit. The segment table is basically an array of base-limit register pairs.
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simulate hole allocating ahogrithm
Problem 1: (a) What are the likely benefits which an organisation may derive from the planning process? (b) Explain the main reasons why an organisation may fail to plan.
What are batch systems? Batch systems are quite appropriate for implementing large jobs that need little interaction. The user can submit jobs and return later for the results.
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