File Structures VTU Module 1(18IS61) Notes 6th Semester pdf

Module-1(18IS61)File Structures VTU Notes Pdf Download


(Effective from the academic year 2018 -2019) SEMESTER – VI

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-1Introduction7 hours

File Structures: The Heart of the file structure Design, A ShortHistory of File Structure Design, A Conceptual Toolkit; Fundamental FileOperations: Physical Files and Logical Files, Opening Files, Closing Files,Reading and Writing, Seeking, Special Characters, The Unix DirectoryStructure, Physical devices and Logical Files, File-related Header Files,UNIX file System Commands; Secondary Storage and System Software:Disks, Magnetic Tape, Disk versus Tape; CD-ROM: Introduction, PhysicalOrganization, Strengths and Weaknesses; Storage as Hierarchy, A journey ofa Byte, Buffer Management, Input /Output in UNIX.

Unit-2Fundamental File Structure Concepts, Managing Files of Records6 hours

Field and Record Organization, Using Classes to Manipulate Buffers, UsingInheritance for Record Buffer Classes, Managing Fixed Length, Fixed FieldBuffers, An Object-Oriented Class for Record Files, Record Access, Moreabout Record Structures, Encapsulating Record Operations in a Single Class,File Access and File Organization.



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.


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