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必修第三册　 3 课时作业 11　 The world online Ⅰ. 阅读理解 " (2023·福建联考) With at least several dozen antivirus products on the market, you may be wondering which one you should choose. There􀆳s no simple one-size- fits-all answer. But here are four things to consider before making your decision. Do You Want Cloud Antivirus? Unlike conventional antivirus software, cloud antivirus programs do most of their processing on the Internet rather than your computer􀆳s hard drive. Cloud antivirus programs not only have a smaller resource footprint, but they also can be quicker to respond to newly emerging malware (恶意软件) threats. What Sort of Device and Operating System You Are Protecting? One obvious point is that you need a program that􀆳s compatible ( 兼容的) with your device􀆳s operating system. This isn􀆳t as much of an issue as it once was, since many antivirus software makers offer their products for multiple platforms. Another consideration is how much memory and storage space your device has, since antivirus programs sometimes can occupy many resources. What􀆳s Your Price Point? If you􀆳re on a tight budget and aren􀆳t a heavy- duty computer user, you may be able to get by with using one of the numerous free antivirus programs that are available. Another popular choice is Avast Free Antivirus, which has earned high ratings from security researchers and is available for Windows, Mac, Android and iOS devices. But if you can afford it, the paid versions of the free programs often have more features. How Much Protection Do You Need? I