The Role of Variable
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Fixed Value | A variable that is given a value that then does no change for a duration of a loop
🗑
|
||||
| Stepper | A variable used to move through an array or other data structure, often heading towards a fixed value and stepping through elements in an array
🗑
|
||||
| Most Recent Holder | A variable used to record the last thing inserted by a user or a the latest value being read from an array
🗑
|
||||
| Gatherer | A variable that accumulates or tallies up set of data and inputs. It is very useful for calculating totals or totals that will be used to calculate averages
🗑
|
||||
| Most Wanted Holder | A variable that keeps track of the lowest or highest value in a set of inputs
🗑
|
||||
| Follower | Used to keep check of a previous value of a variable, so that a new value can be compared
🗑
|
||||
| Temporary | A variable used for storing something for a very short period of time
🗑
|
||||
| Transformation | Used to store the result of a calculation involving more than one variable
🗑
|
||||
| Organiser | A data structure which is only used for rearranging its elements after initialisation
🗑
|
||||
| One-Way Flag | A two-valued data entity that cannot get its initial value once its value has been changed
🗑
|
||||
| Container | A data structure where elements can be added and removed
🗑
|
||||
| Walker | A data entity that traverse a data structure
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
hcottrell
Popular Computers sets