This computer science problem involves algorithmic thinking and programming concepts. The solution below explains the approach, logic, and implementation step by step.
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9. D. LibreOffice Calc All options (Microsoft Excel, Apple Numbers, Google Sheets, LibreOffice Calc) are spreadsheet programs. However, if the question implies "except for the one that is open-source" or "not from a major proprietary tech company", then LibreOffice Calc is the most likely intended answer as it is an open-source software, unlike the others which are proprietary products from Microsoft, Apple, and Google respectively. 10. B. monetary amounts The currency data type in a database is specifically designed to store monetary values. 11. A. Google Google is a search engine. Google Chrome and Mozilla Firefox are web browsers, and Yahoo Mail is an email service. 12. C. Scarcity of devices Increased productivity, sharing of resources, and improved reliability are all advantages of using a computer network. "Scarcity of devices" (meaning a shortage or lack of devices) is not an advantage; rather, networks facilitate sharing to make efficient use of available devices. 13. A. node Each separate device connected to a network is commonly referred to as a node. 14. A. To link computers and computer devices together The fundamental purpose of a computer network is to connect various computing devices to enable communication and resource sharing. 15. B. Internet Explorer Microsoft Edge replaced Internet Explorer as the default web browser in Windows 10. 16. B. net "Net" is a common colloquial abbreviation for the Internet. 17. B. Using internet-connected applications and websites Working online means performing tasks or accessing resources that require an active internet connection. 18. B. WAN A Wide Area Network (WAN) covers large geographical areas, such as across cities, countries, or even globally. 19. B. Ethernet cable Ethernet cables are the standard type of cable used to connect devices in a wired local area network. 20. C. keywords Search engines use keywords entered by users to find and display relevant information from the web. 21. A. Star In a Star topology, all network devices are connected individually to a central hub, switch, or server. 22. B. Click the Star icon and select Add to favourites In Internet Explorer (and many other web browsers), the star icon is typically used to add the current webpage to your favorites or bookmarks. 23. B. Editing a document in Microsoft Word without internet Working offline means performing tasks without an active internet connection. Editing a document in a desktop application like Microsoft Word can be done without internet access.