it. Viruses: A computer virus is a computer program that can replicate itself and spread from one computer to another. The term "virus" is also commonly‚ but erroneously‚ used to refer to other types of malware‚ including but not limited to adware and spyware programs that do not have a reproductive ability. Viruses can damage and/or decrease the performance of the machine they “infect”. Phishing: Phishing is the act of attempting to acquire information such as usernames‚ passwords‚ and credit card
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Chapter 10: Information Systems Development Systems Development: process of creating and maintaining information systems You can’t buy an information system Every system designed to address specific problem System implementation System testing Test plan: consists of sequences of actions that users will take when using a new system Product quality assurance (PQA): the career of testing Beta testing: process of allowing future system users to try out the new system on their own System
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What is antivirus? “Antivirus" is protective software designed to defend your computer against malicious software. History of antivirus Most of the computer viruses written in the early and mid 1980s had no specific damage routine built into the code. By changing the program its become dangerous and infect computers. The first removal of virus was performed by Bernd Fix in 1987. Another two antivirus G-data and UVK-2000 was developed in 1987. Fred Cohen published first academic papers on computer
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functionality by downloading new code and features. Attackers can use bots to perform a variety of tasks‚ such as setting up denial-of-service (DoS) attacks against an organization’s website‚ distributing spam and phishing attacks‚ distributing spyware and adware‚ propagating malicious code‚ and harvesting confidential information that may be used in identity theft from compromised computers—all of which can lead to serious financial and legal consequences. Attackers favor bot-infected computers with
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Windows Vista recommended system requirements • 1GHz 32-bit (x86) or 64-bit (x64) processor • 1GB of system memory • Support for DirectX9 graphics with a WDDM driver‚ 128MB of graphics memory (minimum) Pixel Shader 2.0 and 32bits per pixel • 40GB of hard drive capacity with 15GB free space • DVD-ROM Drive • Audio output capability • Internet access capability Better Configuration • Any Dual Core Intel or AMD CPU • 1 GB RAM • Video Card: 256MB Graphics Memory with DX9 • DVD-Rom Drive
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online business is the same one your children use for homework and general surfing‚ this is potentially a very dangerous situation. A recent security survey reported that 20% of home PC ’s are infected with viruses and over 80% contained spyware and adware. Frightening figures. The following are a few anti-hacking tips that will help in keeping your business systems secure. Don ’t ignore operating system updates Practically every day‚ some new security flaw is found in the most critical
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attaches itself to the cookies and temporary internet file folders of a users’ browser history. It re-routes a user’s log in to a malicious web address. By doing this‚ it causes users to click on other links that further spreads harmful malware‚ adware‚ and spyware to their systems‚ without them even knowing it. The only way to prevent this is to completely clear your cache‚ cookies‚ and temporary internet files folders every time you end an Internet browsing session. Running checks through an anti-virus
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obliged and later realized that the information had been misused. Mark is a victim of A. hacking B. phishing C. pretexting D. sniffing 24) The broadest definition of ________ includes viruses‚ worms‚ Trojan horses‚ spyware‚ and adware. A. malware B. metadata C. software D. widgets 25) Which of the following statements is true regarding position sensitivity? A. It is a type of data safeguard. B. It enables security personnel to prioritize
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Decision making Strategic‚ Managerial‚ Operational At the operational level‚ employees develop‚ control‚ and maintain core business activities required to run the day-to-day operations. Operational decisions are considered structured decisions‚ At the managerial level‚ employees are continuously evaluating company operations to hone the firm’s abilities to identify‚ adapt to‚ and leverage change. Semistructured At the strategic level‚ managers develop overall business strategies‚ goals‚ and objectives
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 : insert an extra space or create line breaks self-closing tag xhtml tags should be closed. CSS is a inline‚internal‚ external style bold: look relative links: start with ../- absolute start with. http:// 7.privacy: spyware: hidden in free download software adware: software to generate ads. trojan: software you don’t want to hidden. clickstream: records of your website. anonymous: hides your identity through the website you visit. 8.harker white hat: no harm‚ fix computer problems
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