001: 25511
003: Starlibrary PMS 4.5
005: 20180420
020: ^a81-7884-000-6
066: ^aAs.i
072: ^aaperating systems
082: ^a658.403
100: ^aAshok Arora
240: ^ainformation Technology
245: ^ainformation Technology
260: ^c2002
650: ^aconcepts and processing
650: ^aelements of a computer system
700: ^a Shefali Bansal