Contents
Module-3(18IS61)File Structures VTU Notes Pdf Download
| FILE STRUCTURES
(Effective from the academic year 2018 -2019) SEMESTER – VI |
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| Course Code | 18IS61 | CIE Marks | 40 | |
| Number of Contact Hours/Week | 3:2:0 | SEE Marks | 60 | |
| Total Number of Contact Hours | 50 | Exam Hours | 03 | |
Unit-3Organization of Files for Performance, Indexing7 hours
Data Compression,Reclaiming Space in files, Internal Sorting and Binary Searching,Keysorting; What is an Index? A Simple Index for Entry-Sequenced File,Using Template Classes in C++ for Object I/O, Object-Oriented support forIndexed, Entry-Sequenced Files of Data Objects, Indexes that are too largeto hold in Memory, Indexing to provide access by Multiple keys, RetrievalUsing Combinations of Secondary Keys, Improving the Secondary Indexstructure: Inverted Lists, Selective indexes, Binding.
Unit-4Cosequential Processing and the Sorting of Large Files6 hours
A Model for Implementing Cosequential Processes, Application of the Model to a GeneralLedger Program, Extension of the Model to include Mutiway Merging, ASecond Look at Sorting in Memory, Merging as a Way of Sorting Large Fileson Disk
| Question Paper Pattern: | |
| · The question paper will have ten questions.
· Each full Question consisting of 20 marks · There will be 2 full questions (with a maximum of four sub questions) from each module. · Each full question will have sub questions covering all the topics under a module. · The students will have to answer 5 full questions, selecting one full question from each module. |