COMPUTER SCIENCE AND ENGINEERING
COMPUTER NETWORKING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Sharing peripheral devices such as printers and scanners
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Possible to communicate globally
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Can protect against viruses
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PCs can be backed up and updated by one central PC
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Detailed explanation-1: -Explanation: The advantages are minimization of computer freezing and crashes, user privacy, and protection against viruses, worms, etc. Disadvantages include the system becoming slow, configuring firewalls correctly can be difficult, need to update the new software in order to keep security up to date.
Detailed explanation-2: -1. What is not an important part of security protection? Explanation: RAM has no effect on security of a system. System’s protection remains unchanged in increasing or decreasing amount of RAM.
Detailed explanation-3: -Firewall. Firewalls control incoming and outgoing traffic on networks, with predetermined security rules. Firewalls keep out unfriendly traffic and is a necessary part of daily computing.