BTEC Level 3 National in IT - download pdf or read online

By Mark Fishpool, Bernadette Fishpool

ISBN-10: 1444110519

ISBN-13: 9781444110517

Bursting with full-colour screenshots, photos and illustrations, you'll find it effortless to find the entire info you wish during this fresh booklet. With bite-sized chunks of knowledge associated with the training results and actions to assist generate the required facts, you're sincerely guided in the direction of a move, advantage or contrast. The middle devices are lined besides the most well-liked non-compulsory devices, providing you with finished insurance.

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By selecting a typed word and activating the thesaurus, you will be offered a number of alternatives from which you can choose. Most have the same or very similar meaning (they are synonyms) to the word you highlighted. You should be cautious however that your choice of a substitute word doesn’t change the sense of what you are trying to say. As suggested earlier in this unit, proofreading documents you produce is essential to ensure that they are sensible, consistent and error free. Don’t forget that in a working environment professionalism is largely demonstrated through communication skills.

How well did you do? See supporting website for answers. 3 Backing storage As we have seen, a computer system’s main memory (RAM) is typically volatile. This simply means that it loses its data once its electrical power is removed. In order to store data (and programs) more permanently, non-volatile storage must be used. This is called its backing storage. There are a number of different types of backing storage, usually grouped by their storage mechanisms. The following are the three most common storage mechanisms.

The manufacturer of the graphics card. • The model of the graphics card. • The maximum display resolution. • The maximum colour depth. • The maximum refresh rate. • The type of video signal being generated. Write down your findings. Computer systems Activity 5 Kris Arts & Media (KAM) Ltd is investigating the purchase of a new graphics card to support the editing of video they have recorded. Research and recommend a suitable graphics card for this situation. Wireless NICs are less secure than wired NICs.

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BTEC Level 3 National in IT by Mark Fishpool, Bernadette Fishpool

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