The table t below represents four animals from the shelter:
| name | sex | age | fixed | pounds |
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The following Transformers are created and saved:
| transform-kilos | filter-is-fixed | build-is-old | filter-is-young |
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Match each Circle of Evaluation (left) to the description of what it does (right).
(sort t "age" ascending)
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1 |
A |
Produces a table containing only Toggle and Maple |
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(filter t "fixed" =true)
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2 |
B |
Produces a table of only young, fixed animals |
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(build-column t "elderly" age>10)
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3 |
C |
Produces a table, sorted youngest-to-oldest |
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(filter t "age" <4)
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4 |
D |
Produces a table with an extra column, named "elderly" |
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(filter (filter t "age" <4) "fixed" =true)
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5 |
E |
Produces a table containing Maple and Toggle, in that order |
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(sort (filter t "age" <4) "pounds" descending)
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6 |
F |
Produces a table containing the same four animals |
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(sort (build-column t "old" age>10) "age" ascending)
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7 |
G |
Won’t run: will produce an error (if so, why?) |
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(sort t "sex" descending)
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8 |
H |
Produces a table with an extra "old" column, sorted youngest-to-oldest |
These materials were developed partly through support of the National Science Foundation, (awards 1042210, 1535276, 1648684, 1738598, 2031479, and 1501927). 
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