Computer Systems Individual Assignment Executive Summary This is an analysis study done for the “RAINBOW” digital color lab which is going to be opened soon in Colombo City. The main reason of this analysis is to identify and recommend Computer systems‚ software and peripheral components which will be needed for the employees of the lab for their daily work. Also policies were recommended for security and safety of the computers use‚ Data backup policy and the health and safety of the
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device of a computer where all data is saved. Hard drives are non-volatile which allows the data to be saved even when the computer is shut down. “Although most hard drives are internal hard drives‚ many users also use external hard drives to backup data on their computer and expand the total amount of space available to them”( "What Is Hard Drive?" Computer Hope. Web. 14 Sept. 2014.) The first Hard Drive was released by IBM in 1956. Random Access Memory (RAM): Another form of computer storage‚
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collectively referred to as ____. 3. ____ occurs when one business transmits computer-readable data in a standard format to another business. 4. Businesses that engage in EDI with each other are called ____. 5. ____ is the general term for a group of technologies have emerged and combined to make new businesses possible on the Web. 6. A(n) ____ is a product or service that is hard to distinguish from the same products or services provided by other sellers; its features have
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Parts of the Computer & Their Functions Computers are assembled from several key components that make the computer functional‚ called hardware. While most computer users are primarily familiar with the monitor‚ keyboard‚ mouse‚ and other peripherals‚ the most important physical parts of a computer exist inside the case. CPU * The central processing unit processes all of the data that is accessed by the machine. In PCs the CPU‚ or microprocessor‚ is a small silicon chip located beneath the
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Computer Security Student Name University Abstract James works for a bank‚ and he spends most of his attending to bank clients and travelling. He always carries with him a laptop that contains confidential bank information. The Operating System of the laptop was last updated in May 2011. Some of the programs James uses are MS word 2007‚ MS Access and MS Excel. James’ computer is‚ however‚ not well secured. It does not have a firewall or an antivirus. In addition‚ the data in the laptop are
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Selected objective question on Introduction to Computers with answer :Set 4 1. How many input lines are needed to construct 1024 bit coincident core plane? (a) 8 (b) 16 (c) 32 (d) 64 (e) None of the above. ANS: d 2. A digital computer is based on the principle of (a) measurement 1 / 23 Selected objective question on Introduction to Computers with answer :Set 4 (b) logic (c) multiplication (d) counting ANS: d 3. How many types of storage loops exist
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Computer Concepts – Illustrated 8th edition Objectives * Define computers *Explore how computers work *Categorize computers *Examine personal computers *Introduce software *Introduce the Internet and the Web *Understand email basics Defining Computers Computer * An electronic device that: * Accepts input * Processes data * Stores data * Produces output * Uses instructions in stored programs Personal computer (PC) Computer system
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Network Layer 2: Data Layer 1: Physical 1. APPLICATION LAYER: This is the layer that actually interacts with the operating system or application whenever the user chooses to transfer files‚ read messages or perform other network related activities. This layer deals with networking applications. RESPONSIBLE FOR APPLICATION LAYER 1. Provides Interface between the user & the computer (applications & Gateways). 2. Provides services that directly support user applications‚ such
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separate manual action to perform each arithmetic operation‚ to punched card machines‚ and then to stored-program computers. The history of stored-program computers relates first to computer architecture‚ that is‚ the organization of the units to perform input and output‚ to store data and to operate as an integrated mechanism. Before the development of the general-purpose computer‚ most calculations were done by humans. Mechanical tools to help humans with digital calculations were then called
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Computer Engineering and Using ICT My major is computer engineering. ICT is a big impact on my major because I use ICT for a lot of aims. I use my computer to access the internet‚ doing project and essays. It also change the way of learning and changing the way of our life. We live in an age where huge quantities of information pass from one side in the world into another in a second. The function of ICT is to control‚ manage‚ process and create information through communications technology
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