33919345
Descripción
Fichas por Carlo Tritta, actualizado hace más de 1 año
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Creado por Carlo Tritta
hace alrededor de 3 años
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| Pregunta | Respuesta |
| What are two types of software used to analyse data? | Spreadsheets and Databases |
| What can I spreadsheet be used for? | Storing text and numerical data, process and manipulate numerical data, produce graphs, set data types including text, numerical, decimal, currency and percent |
| What are spreadsheets really good for? | Calculating invoices, finding out the effect of price changes on sales of goods |
| What is a database? | A database if made up of one or more tables which contain data (records). Businesses use databases to store and process numerical and text data, although databases are not great at performing calculations. |
| What can you use databases for? | Databases can be used to create personalised letters, emails and business cards. |
| Advantages for Spreadsheets | Formulas can be used to calculate and recalculate totals. What-if analysis can be carried out using different values. Data can easily be presented in tables and columns and rows. |
| Advantages for Databases | Lots of records can be stored in tables. Data can easily be added, edited and deleted from the database. Passwords can be used to keep the data secure. |
| Advantages for both | Data can be imported into different software. For example, word processors, DTP and presentation software. Data can be saved and backed-up to prevent loss or damage. Data can be shared electronically. |
| Disadvantages for Spreadsheets | Spreadsheets can take a long time to create. Errors in formulas can be difficult to spot and correct. Text data cannot be manipulated easily. |
| Disadvantages for Databases | Queries can get complicated to create and manage. Validation rules and input masks won't spot inaccurate data. |
| Disadvantages for both | If data is entered manually, errors might not be spotted. |
| Examples of spreadsheets | Calculating invoices, producing graphs. |
| Examples of databases | Holding customer of employee data. |
| The tools and techniques used to present the information will depend on | What information needs to be presented |
| In terms of the software needed to present the information, there are five main tools that you can choose between | Spreadsheets, databases, word processors. |
| Advantages of a word processor | Documents can be saved and retrieved later. Spelling and grammar mistakes can be discovered quicker, mail merge can be used to create personalised documents |
| Disadvantages of word processors | There may be a limited choice of symbols, need a device with word processing software to create the document. |
| Advantages of presentation software | Slides can use a range of different components. A template can be used to make all the slides the same. |
| Disadvantages of presentation software | Presentations could become unprofessional if too many features or effects are used, too much text could make it hard to read/understand. |
| Word Processor Purpose | To produce, edit and format documents that mainly contain text |
| Word Processor Examples of Use | Writing letters, reports and mail merge. |
| Spreadsheet | To store and process numerical data in tables |
| Spreadsheet - examples of use | Analyse financial data using formulas. |
| Database | To store data in related tables |
| Database - examples of use | Handling customer contact data |
| DTP | To arrange text and images into publications like flyers |
| DTP - examples of use | Creating documents such as newsletters and leaflets |
| Presentation Software | To create a slideshow to present to an audience |
| Presentation Software - examples of use | Creating presentations |
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