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ICT
- AND narrows down the search by adding more keywords that need to appear in your results, eg
‘film’ AND ‘Manchester’. The results will contain both these keywords.
- Expression Boolean equivalent
Equals = Greater than > Less than <
Greater than or equal to >= Less
than or equal to <= Does not
equal <> And AND Or OR Not NOT
- A count-controlled loop is used when the number of iterations to occur is already known.
- There are two ways in which programs can iterate or ‘loop’:
count-controlled loops condition-controlled loops Each type
of loop works in a slightly different way and produces
different results.
- A variable is a location in memory that we use to store data.
- A variable is a location in memory that we use to store data.
- The three types of data you can enter into a cell are data, labels and formulas.
Data – values, usually numbers but can be letters or a combination of both.
Labels – headings and descriptions to make the spreadsheet easier to understand.
Formulas – calculations that update automatically if referenced data changes.
- algorithm
A sequence of logical instructions for carrying out a task. In computing, algorithms are needed to design computer programs.
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