WIRELESS NETWORKS AND MOBILE IP
INTRODUCTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A company, OCR Supermarkets, has supermarket stores throughout the country. The computers for each store connect to the central office using a Wide Area Network (WAN).OCR Supermarkets use a client-server network to connect the checkout computers to the store’s server.Describe four benefits to OCR Supermarkets of using a client-server network instead of a peer-to-peer network.Answers:4
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All files can be stored centrally ____ so workers can access files from any computer ____ all computers can update the central database / file ____ Peer-to-peer files might be stored on their own computers / spread across many computers
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Backups are central ____ all data is backed up each time ____ individual computers do not need to backup their own data ____ Peer-to-peer may need to perform their own backups.
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Monitor clients ____ to ensure they are working correctly
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Upgrade software centrally ____ so you do not have to install on each computer individually Central security (antivirus / firewall) ____ do not need to install protection on all computers ____ Peer-to-peer individual security may need to be installed on individual computers
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-easy to share data-"more secure”
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Explanation:
Detailed explanation-1: -In a peer-to-peer network, computers on the network are equal, with each workstation providing access to resources and data. This is a simple type of network where computers are able to communicate with one another and share what is on or attached to their computer with other users.
Detailed explanation-2: -A standard that outlines characteristics of how two network devices communicate is called a protocol. Hardware and software manufacturers design their products to meet the guidelines specified in a particular standard, so that their devices can communicate with the network.
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