3853151
Description
Flashcards by JamesRushton, updated more than 1 year ago
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Created by JamesRushton
over 8 years ago
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| Question | Answer |
| Examples Of Encoding Data | Sex - M (Male) / F (Female) Techer initials - JS (John Smith) Airline codes on airport departure boards - BA (British Airways) |
| Advantages Of Encoding Data | It saves time There are fewer characters so less space is needed Less space is needed, so it is often faster to access coded data. There is less chance of human typographical error |
| Advantages Of Storing Data Using ICT | It can be cheaper Less money is spent on filing cabinets Easier and quicker to transfer or backup data. |
| Disadvantages Of Storing Data Using ICT | Training is needed to show staff how to use computers, This can be expensive The ease of transfering data is a security risk Protection from hackers is needed |
| Batch Total | Checks that something is not missing by adding together a number field in different records and checking the total |
| Hash Total | Exactly the same as batch total, but the field checked is meaningless |
| Double Keying | Data is entered twice to check that both sets of data matches |
| Visual Check | Also known as proof reading (Double-checking something) |
| Parity Check | Checks that data is correct when it is sent somewhere |
| PIR | Passive Infra-red |
| Advantages Of Data Logging | Data logging is more accurate and no one will forget a reading |
| Disadvantages Of Data Logging | The equiptment can be expensive and would go wrong |
| Advantages Of Control Systems | Robots can be put into dangerous situations and no not need to take breaks |
| Disadvantages Of Control Systems | Assembely line jobs can be lost and robots can be expensive to repair |
| Advantages Of Compression | Files load quicker Download time is less You can store more files because the file size is smaller |
| Disadvantages Of Compression | Images, movies and sounds are of a lower quality It can be expensive to buy the best compression software |
| URL | Uniform resource locator |
| House style | How the website uses image, colour ect to portray their organisation |
| Audience | Who the website is aimed at |
| Website Size | How many pages there are on the website |
| Website Techniques | What design skills were used in producing the web pages |
| Interactive Website Features | Online forums Quiz/Questionnaire Email Games |
| Website Templates | Master pages enable you to create a basic outline of how each page on your site will look |
| Home Page | The first page visitors will see and should link to other pages |
| Golden Triangle | An eye tracking study has shown that when we use search engines, out eyes focus on a certain area of the screen which is knows as the golden triangle |
| Hyperlinks | Hyperlinks enable you move from one page to another |
| HTML | Hyper text markup language |
| Web Server | Stores webpages on the internet |
| RGB | Red, green and blue |
| Advantages Of Using RGB Hexidecimal Colour Codes | Colour numbers give a standard way of displaying colour with all web browsers A web designer knows that using these numbers will give the same colour on all browsers |
| Disadvantages Of Using RBG Hexidecimal Colour Codes | Six digit numbers can be difficult to remember, but there are websites whch help you find the correct colour number |
| Advantages Of Using Webpages | Multimedia like video and sound can be watched or listened to at any time Hyperlinks make it easy for anyone to find different kinds of information Anybody can publish their ideas on their own webpage |
| Disadvantages Of Webpages | Videos and sound can take a long time to download without broadband connection Advertising banners could be annoying People without computers cannot access web pages |
| Advantages Of Presentation Software | Video and sound can be added to make presentations interesting Design templates mean that you can create a presentation quickly Presentations can be uploaded to the internet and viewed at any time |
| Disadvantages Of Presentation Software | Video will take a long time to download if the presentation is placed ont he internet Too many animations or transitions can be annoying and unprofessional If too many design templates are used, all presentations will look the same |
| MIDI | Musical instrument digital interface |
| Where Multimedia Is Used | Education Entertainment Buisness Wider society |
| Multimedia Software Allows For... | Digital photographic editing Movie making Animation Music Sound Keyword Quizzes Quizzes Questionnaires Games Links |
| Bitmap | Made up of lots pixels |
| Vector | Store information in geometrical objects |
| BMP | BitMaP |
| JPEG | Joint Photographic Experts Group |
| GIF | Graphics Interchange Format |
| TIFF | Tagged Image File Format |
| EPS | Encapsulated Postscript |
| LAN | Local Area Network |
| WAN | Wide Area Network |
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