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| Question: | The command incr today -1 |
| Answer 1: | takes one off the value held in the variable today This was the CORRECT answer |
| Answer 2: | adds one to the value held in the variable today |
| Answer 3: | sets the variable today to contain the value 1 |
| Answer 4: | adds one to the value held in the variable today, or cretaes the variable with the value 1 in it if the varaible doesn't yet exist |
This was a question from our quiz ... but we have now provided you with
the answer (above) - we prefer to provide you with information rather than to
puzzle you.
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