List down the steps you need to take in order to ensure
your computer is in good working condition for a longer time.
To ensure the computer is in good working condition for a longer time, the following steps should be taken:
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Take regular backup of important data to prevent data loss.
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Use an antivirus software and keep it updated always to protect against malware.
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Avoid installing pirated software. Always download software from known and secure (HTTPS) sites.
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Always update the system software which includes the Internet browser and other application software.
smart and safe Internet surfing.
For smart and safe Internet surfing, the following steps should be taken:
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Do not visit or download anything from untrusted websites.
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Avoid visiting doubtful websites whose security certificate could not be verified.
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Use strong password for web login, and change it periodically. Do not use same password for all websites. Use different combinations of alphanumeric characters including special characters.
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While using someone else's computer, don't allow browser to save password or auto fill data, and try to browse in private browser window.
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For an unknown site, do not agree to use cookies when asked through a Yes/No option.
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Perform online transactions like shopping, ticketing only through well-known and secure sites.
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Always secure wireless network at home with strong password and regularly change it.
Explanation
The textbook provides comprehensive guidelines for both maintaining computer health and ensuring safe Internet surfing. For part (a), the focus is on preventive measures like backups, antivirus, avoiding pirated software, and keeping software updated. For part (b), the guidelines cover safe browsing practices including avoiding untrusted sites, using strong passwords, being cautious with cookies, and securing wireless networks. These points are directly extracted from the context provided.