16Which language is directly understood by the computer's processor?AJavaBPythonCMachine languageDSQLView AnswerDiscussWorkspaceReportSaveEasy
17A device driver is:AA person who installs hardwareBSoftware that lets the OS communicate with a hardware deviceCA type of virusDA cableView AnswerDiscussWorkspaceReportSaveEasy
18Software that is free of cost but whose source code may not be available is:AFreewareBOpen-source softwareCSharewareDProprietary hardwareView AnswerDiscussWorkspaceReportSaveEasy
19A Trojan horse is malware that:APretends to be useful softwareBEncrypts files onlyCOnly shows advertsDSpreads by itselfView AnswerDiscussWorkspaceReportSaveEasy
20An interpreter differs from a compiler because it:ATranslates and runs the program one statement at a timeBProduces a standalone executableCWorks only on hardwareDCannot report errorsView AnswerDiscussWorkspaceReportSaveEasy