A filesystem is a data structure that needs to be written to the partition. This structure holds inodes that map locations on a disk that store files to the names of the files. 7. Give two reasons why RAID cannot replace backups. The two reasons why RAID cannot replace backups is because its purpose is to improve fault tolerance and improve performance. RAID is useless if there is any catastrophic failure to the system. Also RAID does not replace a file if it is mistakenly deleted by the user.
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will protect human’s rights as not using customer information for personal benefits. 2. What type of security is required for a Data Center? * It needs physical security by controlling access to Data center‚ avoid using windows‚ and making backup for data. Discuss the roles supported by Server Core (Windows Server 2008) and what are its ups and downs? roles: * Domain Name System Server‚ printing and file services Benefits; * Decrease the required space * Less bugs risks
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detect or prevent intrusion. There are different authentication mechanisms for different services. The most commonly used mechanisms are Open Id‚ Open Auth‚ and User Request Token. The organizations using cloud computing should maintain their own data backups to continuous access to their data even at the extreme situations such as disaster at data center etc ( M. and S. Pearson (2009) has proposed client based privacy manager to eliminate the fear of data leakage and loss of privacy in cloud computing
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Hochschule Wismar Cape Peninsula University of Technology ICT Infrastructure INFORMATION COMMUNICATION AND TECHNOLOGY SAFETY AND SECURITY Tonata Odey Ashie Uwanga 03 June 2013 CONTENTS Abstract...................................................................................................................................... 3 Overview of Risks and Controls ................................................................................................. 3 Data Center and Network Operations
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Assignment 1: JET Copies Case Problem Rose Leahy Strayer University Quantitative Methods-MAT540 Dr. Patricia DeJarnett July 21‚ 2013 Assignment 1: JET Copies Case Problem Read the “JET Copies” Case Problem on pages 678-679 of the text. Using simulation estimate the loss of revenue due to copier breakdown for one year‚ as follows: In Excel‚ use a suitable method for generating the number of days needed to repair the copier‚ when it is out of service‚ according to the discrete distribution
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Case Study: Change Management and System Development in the Gwent Police Force This case study discusses the latest development of the information system used in the Command and Control Room of a Police Force in the UK. Although the new system is extremely powerful it is plagued by fundamental operational issues. It highlights the importance of recognizing the needs of users and other operational conditions during the development of computer-based information systems. The Command and Control
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Chicago’s Tribunes Server Consolidation a Success Summary This case study is an analysis of the Chicago Tribunes Server consolidation in which the Chicago Tribune moved its critical applications from several mainframes and older Sun servers to new‚ dual-site data-center infrastructure based on Sun 15K servers. The Tribune clustered the Sun servers over a 2-mile distance‚ lighting up a dark-fiber‚ 1-Gbps link between two data centers. This configuration let the newspaper spread the processing
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Level 3 Maintain ICT equipment and systems (7266/7267-510) Scenario A manufacturing company has a small client-server network on its premises. It consists of a server‚ four work stations and two printers (one laser‚ one ink-jet). One workstation is situated in a production workshop where sheet metal is cut‚ bent and welded. Additionally‚ the MD transfers files to and from his laptop. Level 3 Maintain ICT equipment and systems 3 (7266/7267-510) TASK A | 1. Devise a preventative maintenance
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HP 3000 mainframe that hosted the core insurance applications as well as the accounting and management information system‚ it still frequently broke down. When it broke down‚ work would stop and the staff would choose either data reconciliation or backup‚ which was costly and time-consuming. At the same time‚ transaction processing for policy underwriting was still a batch process and information was not available to agents and advisors in real-time‚ resulting in loss of opportunities for cross-product
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computers connected can access the data on the network. As long as the network is up and the NAS is functioning‚ it is always available regardless of what computers are on/off the network. 3. Centralized Storage for backup - If a computer needs to be rebuilt or wiped‚ you can push files and backups and restore from the same location. 4. Cost effective - Installing a RAID 1 in each computer (Mirror drive) would cost more and use more storage than perhaps a RAID 5 in the NAS with multiple PC ’s. This may
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