An systems administrator is audit-logging several software items installed on a company network: a disk defragmenter, a shared dynamic link library (DLL) containing common mathematical functions, and a bespoke warehouse inventory manager. Which option correctly classifies each software item according to standard computer science definitions?
Disk defragmenter: Operating system component; Shared DLL: Application software; Bespoke inventory manager: Utility program
Disk defragmenter: Utility program; Shared DLL: Application software; Bespoke inventory manager: Application software
Disk defragmenter: Utility program; Shared DLL: Library program; Bespoke inventory manager: Application software
Disk defragmenter: Operating system component; Shared DLL: Library program; Bespoke inventory manager: Utility program
48 exam-style questions on AQA GCSE Computer Science Hardware and software. Each one has a worked solution and a mark scheme showing where the marks go.