CHAPTER 1 THE PROBLEM AND ITS BACKGROUND Introduction Internet has been in existence since 1950. This began with point to point communication between main frame computers and terminals, expanded to point to point connections between computers and the early research into packet switching. Packed switched networks such as ARPANET, Mark I, Merit network, Tymnet and Telenet were developed in late 1960’s and early 1970’s using a variety of protocols. Until now, internet has been using
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USE OF INFORMATION AND COMMUNICATION TECHNOLOGY (ICT) AS A PEDAGOGICAL TOOL IN SECONDARY SCHOOLS. INTRODUCTION The U.S. Congress Office of Technology Assessment (OTA, 1995) has re-ported that helping teachers “effectively incorporate technology into the teaching and learning process is one of the most important steps the nation can take to make the most of past and continuing investments in educational technology” (p. 8). Most researchers agree that the successful use of computers and ICT
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Connectivity attacks overflow a computer with a large amount of connection requests, consuming all available operating system resources so that the computer cannot process legitimate user's requests.” (EC-COUNCIL 6-3) Our network has suffered a type of DoS attack that was carried out by many computers throughout the campus network; this is called a Distributed Denial of Service (DDoS), or a DoS attack that was initiated by many computers. Our systems were attacked by computers owned by the school and
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differences between data & information? Data is group by unconnected information and as such is of no use until it is perfectly evaluated. Beginning with evaluation, if there is some important relation between data, it will become information. Now, this data have different function to use. Till data brings some information, they are not useful. In comparison with, information is the summarisation of data. Data are unprocessed facts and figures that are processed into information, such as summaries and
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Computers: The Perfect Idols More often than not in today’s world you will tend to use computers. Directly or indirectly they have been increasing their influence on our lives from their invention in the 50’s, until the current state of their presence in every aspect of our lives. What before was done on paper, today is done on the same paper, a computer, a copy, and a form to input the data into the computer. The paperless revolution has turned sour. The very purpose of the computer as a business
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enough to be able to interact with computers and the internet. Although this is a good thing for me, it doesn’t blind me to the fact that there are some people who just don’t understand the concepts of a computer and the internet. The "computer generation" is not just for one generation. The elderly don't have to sit back and watch while the younger generations have fun banking, playing, shopping and socializing online. But many elderly people shy away from computers out of fear, wondering "What if
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Introduction the world today and the ballistic use of information systems networks has made several countries progressively interconnected and mostly in technologically advanced countries, computer network perform a key role in how companies carry out business, how services are provided by government to its citizens and how different individual communicate and trade important information (Downing, 2005). this exchange of information through the use of computer/internet brings about what is known as cybercrime
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Categories of Computer Crimes CIS 170 – Information Technology in Criminal Justice Dr. Nicole L. Gray Marilyn T. Hawkins October 16, 2012 Computer Crimes are criminal activities, which involve the use of information technology to gain an illegal or an unsanctioned access to a computer system with volition of damaging, deleting or alter computer data. Computer crimes also include the activities such as electronic frauds, misuse of devices, identity theft and data as well as system intrusion
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1 Teachers’ Views of Computers as Catalysts for Changes in Their Teaching Practice Sara L. Dexter and Ronald E. Anderson University of Minnesota Henry Jay Becker University of California, Irvine This paper was published in the Journal of Research on Computing in Education. The citation for it is: Dexter, S., Anderson, R. E., & Becker, H. J. (1999). Teachers’ views of computers as catalysts for changes in their teaching practice. Journal of Research on Computing in Education, 31 (3), 221239. Abstract:
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Programme Area of Computing BTEC Level 3 90-credit Diploma In Information Technology (QCF) Unit no: 2 | Learner group: C2250, C0183, C0177, C0186, C0184, C0185, | Unit title: Computer Systems | Learner name: | Date issued: W/C 26th January 2016 | Assessor name: Mark Dollan | Completion date: W/E 1st Feb 2016 | Written by: M Dollan | Submitted on: | Verified by: Karl Indans | Assignment title: System Software & Configuration (ref: L3-CS02) | In this assessment you will have
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