The hard disk Essay Example

The hard disk Paper By law, employers in offices need to provide tilt-able screens, adjustable chairs, snit-glare screen filters, foot supports, good lighting uncramped workstations, frequent breaks and eye tests. This has to be done by law in offices but not in schools. However, there are general guidelines to follow. There should be no trailing wires, food and drink should not be placed near a machine, electrical sockets must not be overloaded, there must be adequate space around the machine, heating and ventilation must be suitable, lighting must be suitable with no glare or reflections, benches must be strong enough to support the computers. Many computer users have back problems, but to overcome this, a fully-adjustable chair should be used to avoid poor posture, footrests and tilting screens. Repetitive strain injury (RSI) is damage to fingers and wrists due to repetitive movements. To overcome, one can use wrist rests and breaks. Eye-strain can be reduced by using filters, using non-flickering screens and good lighting. Copyright Confidentiality All software and other pieces of work have copyright laws. It is not allowed to copy anyones work that is posted on the internet or received by hand. All work done should be done on your own and any help or data sources should be acknowledged. Types of Storage Uses Advantages Disadvantages Floppy Disk Used for private data. Also used for keeping extra copies of data or for transporting data. Â  Private data can be stored. Â  They are small and therefore data can be taken away and easily used on another PC. Â  Can be used to make extra back-up copies. Â  Not very strong and can get easily damaged or lost. Not all machines are able to read from the same disk. The amount of storage space is often too small for some data files. CD-ROM Used for data and program that does not need to change. We will write a custom essay sample on The hard disk specifically for you for only $16.38 $13.9/page Order now We will write a custom essay sample on The hard disk specifically for you FOR ONLY $16.38 $13.9/page Hire Writer We will write a custom essay sample on The hard disk specifically for you FOR ONLY $16.38 $13.9/page Hire Writer Data cannot be written onto these types of disk. They have data stored digitally, instead of magnetically. Used for encyclopaedias, games, other software. Data cannot be erased from CD-ROMS. Â  CD-ROMs are small and portable. CD-ROMs have a much larger storage capacity than floppy disks. Â  They can get easily lost. Â  You cannot save to a CD-ROM. Â  A CD-ROM has a small storage capacity than a hard disk. Â  It is faster to access items from a hard disk than a CD-ROM. DVD Used to store films which are a lot better in picture and sound quality. Can be used on DVD players to connect to TVs or available as a computer package. They have a very large storage capacity. Sound and picture quality is excellent. Â  There is an increasing availability of products in DVD-format. There is still a lot of competition from VHS and CDs because the technology is relatively new. Hard Disks Used to store all types of software necessary for to carry out daily tasks. Documents and files are more likely to be saved on hard disk. Â  Support the way you computer works. Â  Large storage capacity. Â  Stored items are not lost when the computer is switched off. Â  Come as a fixed unit inside the PC cannot get lost easily. It is not very fast to access the files because the read-write heads have to move to the correct parts of the disk and then read the data. Â  If the hard disk crashes the computer will not work. Â  If the hard disk is fixed inside the computer then it cannot be removable. Magnetic Tape Data and programs can be transferred onto the tape. Â  In large-scale mainframe computers, tapes come in large spools. Takes a very long-time to backup data. Back-Up Copies Just in case something goes wrong and data is deleted or spoiled in some way, it is necessary and useful to have back-up copies the data. Most copies are done on floppy disks, but this is not a good choice because they do not store large amounts of data. Today we may use jaz drives or zip drives, but these do not store as much as magnetic tape. Making back-ups are very important. Backing storage is non-volatile and is always available when we require data and software. Backing storage is normally a hard disk. However, it is very important not to rely on just one type of backing storage, additional copies are useful to be kept elsewhere. There are many reasons why original copies may be deleted or spoilt.

APA Format Sample - The Best Way to Help Students Boost Their Writing Skills

APA Format Sample - The Best Way to Help Students Boost Their Writing SkillsThe APA Format Sample can be a valuable aid for the most ambitious of students. In fact, the APA Format Sample is a fantastic way to show students a full page of the research that is essential to make their mark on their desired career path. For those of you that are struggling to write essays, there is no need to fret; this essay sample will be more than enough to spark your imagination.The APA Format Sample is just one example of how students can use the APA format to write an excellent essay for use in college or in graduate school. There are many other uses for this excellent essay format sample. Students must use the APA Format Sample to show just how advanced students can become with the use of advanced writing skills.This essay is a good way to impress college admissions committees that may be interviewing you for admission. If your essay is accepted, then you will have a better chance of getting into the best university of your choice. When writing for college admissions, you may be asked to include a few more details than you would typically include in a standard essay.Once you decide to use the APA Format Sample as a sample for your own writing, then you will need to make sure that you are using the correct grammar and punctuation for writing in the APA format. While you should always use the highest standards of grammar and punctuation in your essays, this APA Format Sample is designed to show students how advanced students can write in the APA format. So, keep in mind that the style used in the APA Format Sample is the APA style used by many writers for this wonderful format.In today's world, many people are going back to school to further their education. Those that remain in school will benefit greatly from these advanced studies, but it may take more than a degree to get into the best schools. As an advanced college student, you may want to make the most of your education by using the APA Format Sample to help you earn your college degree.The APA Format Sample is a wonderful way to help any student prepare for the writing of their senior thesis. Those who are working toward earning their master's degree should look to this APA Format Sample as a way to polish their writing skills. By using this essay, you will be able to show students how advanced they can become in their writing skills.And, because the APA Format Sample is specifically designed for students to use, you can also use it as a resource for students to use when preparing for AP tests. Using this great essay in your AP test application will let you know how advanced students can prepare for AP tests. Just make sure that you are using the proper formatting that is acceptable in college.