Hardware Hardware refers to the physical parts of the computer and devices related to a computer. Internal computer hardware devices include motherboards‚ hard drives and RAM. External computer hardware devices include keyboards‚ mice‚ monitors‚ printers and scanners. The internal hardware of a computer are usually referred to as “components”‚ while the external pieces of hardware are called “peripherals”. Together‚ components and peripherals fall under the category of computer hardware. The power
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HAL‚ Inc. is a major manufacturer of computers and computer components. In one of their plants they made printed circuit boards (PCB’s)‚ which were used by other plants in the company in a variety of computer products. The basic process runs 3 shifts per day and it can be briefly depicted by following flow diagram Optical Test-internal Pro-Coat Copper plate Drilling Optical Test- external End of line test Sizing Machining Lamination core Treater procMess Internal circuitize
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Unit 242 Knowledge Questions 1.1 Describe the security issues that may threaten system performance Security issues that may threaten system performance could be things such as an unwanted/unauthorized email‚ which may lead to hackers. Then there is also the possibility of viruses‚ which will slow down the computer and might enable unwanted access in to private accounts and data. 1.2 Apply a range of security precautions to protect IT systems and data Security such as anti-virus software
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main memory‚ provides a buffer between the hard drive and central processing unit. When files are requested for processing‚ they get transferred from the hard drive to the memory. The CPU then processes the file and replaces it in the memory. The RAM provides a temporary storage that gets erased when power is removed from the machine. It is important to save modified files to the hard drive so that they get saved if power is lost. Hard Drive * A hard drive provides permanent storage for the
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solid-state drive has over other hard drives is no moving parts. This allows the solid-state drive to access information faster‚ produces no sound‚ and significantly more reliable than the common hard drive. The first solid-state drive was designed and implemented between the 1970s and 1980s. Throughout the years‚ the storage capabilities have improved drastically. Sadly‚ due to the cost per GB of storage‚ these solid-state drives have not replaced the current hard drive in computers today. There
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integration‚ the Playstation is the leader in technology support and movie selection. The Xbox has the option of a 20 or 120 gigabyte hard drive. The user has a choice between a very tiny amount of space or an average size amount of space. The 20 gigabyte hard drive is used up rather quickly forcing the user to eventually buy a new hard drive. The 120 gigabyte hard drive lasts for a quite a bit longer‚ but you will still need to buy a new
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more convenient – unlike them‚ printed books don’t have an option of automatic search‚ and in order to find the necessary fragment you have to look through the entire text. Books are ineffective as a source of containing information‚ while computer’s hard drive can easily contain many thousands of books‚ being as transportable as any single volume. Moreover‚ computer is more helpful when it is necessary to get some information quickly‚ for you have nothing to do but enter the necessary word into the
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PART 1 - STRIPPING AND REBUILDING A PC PART 1 - STRIPPING AND REBUILDING A PC PURPOSE OF THE EXERCISE The purpose of the exercise was to show the ability to handle hardware correctly and safely while following precautions to not harm the equipment or myself and others. EQUIPMENT AND FACILITIES NEEDED Here is a list of the following items needed to operate on the machines in the college workshop: Computer system complete with monitor‚ keyboard & mouse Anti-static wrist band Anti-static bags
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G.S. 1140 Wednesday‚ November 13‚ 2013 NAS 1. A Network Attached Storage device is file-level computer data storage connected to a computer network providing data access to a heterogeneous group of clients. NAS not only operates as a file server‚ but is specialized for this task either by its hardware‚ software‚ or configuration of those elements. NAS is often manufactured as a computer appliance – a specialized computer built from the ground up for storing and serving files – rather than simply
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every day home life. In my computer at home‚ I have a quad core Intel I7-2700K processor running at 3.4ghz‚ a very modern processor capable of incredible things. My personal computer has 16 gigabytes of DDR 3 memory running at 2133mhz‚ and it has two hard drives each capable of storing 1.5 terabytes of data. It has a basic bluray burner and a programmable mouse and keyboard making everything come together. Finally‚ my computer runs 3 monitors simultaneously‚ so I am able to see multiple videos and/or
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