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Explain what ISAM is.
Indexed sequential access method. The file is stored in sorted order. ISAM has a master index file, indicating in what part of another index file the key you want is; the secondary index points to the file records. In both cases, a binary search is used to locate a record.
What are files and explain the access methods for files? File definition Attributes, operations and types Direct access Sequential access with diagram Other access
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I need help,i want a brief and easy explanation to understand and write in exams and easy to understand topic of DMA block diagram which Is of I/O management and scheduling? can u
describe competing process
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