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Unit 13

Unit 13. The operating system (OS). Learning objectives. To understand the function of the operating system To recognize the features of a graphical user interface, or GUI To use the correct determiners with countable and uncountable nouns To summarize a written text. Software.

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Unit 13

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  1. Unit 13 The operating system (OS)

  2. Learning objectives • To understand the function of the operating system • To recognize the features of a graphical user interface, or GUI • To use the correct determiners with countable and uncountable nouns • To summarize a written text

  3. Software Application software System software Manage and operate computer hardware Provide a platform for other application software Operating system Java virtual machine Device drivers • Created for users to perform specific tasks • Microsoft office • ERP, CRM • Web browser • Media player

  4. Text-based interface

  5. Audio script • Windows version • Compatible with • Security • firewall • The launch of Windows Vista – the successor to Windows XP • MS Word: word processor • Excel: spreadsheet program • PowerPoint: presentation graphics program

  6. Countable and uncountable nouns Countable Uncountable No plural form Don’t use a/an with uncountable nouns Do not use the in generalizations Much, little, a little, a great deal of • Singular and plural form • a file, files • Must have a determiner in the singular (not necessary in the plural) • a file, the file, that file • files • Do not use the in generalizations with plural countable nouns • Smartphones are expensive • Many, few, a few • There are many versions of Windows 8.

  7. Much=many?? • Often with negative or in question • How much money did you earn last year? • I don’t have that much money. • (!!) She earned much money last year.

  8. Articles a/an the The advice he gave me was very useful. I like the song • a GUI, a folder, a file • an icon, an application • a minute • a/an hour • a quarter • a/an half

  9. Countable AND uncountable in the IT domain • email • [mass noun]the technology • [count noun] emails you received/sent • technology • [mass noun] advances in computer technology • [count noun] recycling technologies

  10. Countable • Systems/applications • Application • File • Program • System • database • user • Interface • Edition • icon

  11. Uncountable • Software • Software • Spyware • Multimedia • storage • Concepts/knowledge • robotics • Computing • networking • security • Music, entertainment • Equipment, furniture • Research, homework • News, progress • Advice, damage

  12. Complete Unit 17, section 2 before next Wednesday

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