EntityQ1575058· pop 13· linked from 53 articleshandleSign in to saveabstract reference to an open or active computing resourceConnectionsfile descriptorEntityoperating systemEntityMicrosoft WindowsEntityintegerEntitycomputer programmingEntityQ11368EntitydatabaseEntityapplication softwareEntitycomputer securityEntitydata structureEntityMac operating systemEntitycomputer memoryEntitysoftware bugEntitypointerEntityarray data structureEntityclientEntitydesktop environmentEntityvirtual memoryEntityprocessEntityaccess controlEntityCategoriesData types