For whom is predictive typing useful?
What will be an ideal response?
Predictive typing is useful for people with motor control problems that make typing difficult.
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Which set of statements totals the items in each row of two-dimensional array items, and displays each row’s total?
a. for (int row = 0; row < items.length; row++) { int total = 0; for (int column = 0; column < items[row].length; column++) total += items[row][column]; System.out.printf("Row %d's total is %d%n", row, total); } b. int total = 0; for (int row = 0; row < items.length; row++) { for (int column = 0; column < items[row].length; column++) total += items[row][column]; System.out.printf("Row %d's total is %d%n", row, total); } c. int total = 0; for (int row = 0; row < items.length; row++) { for (int column = 0; column < items[column].length; column++) total += items[row][column]; System.out.printf("Row %d's total is %d%n", row, total); } d. for (int row = 0; row < items.length; row++) { int total = 0; for (int column = 0; column < items[column].length; column++) total += items[row][column]; System.out.printf("Row %d's total is %d%n", row, total); }
Select the attribute used to limit the width of a text box as displayed in a browser.
a. size b. maxsize c. limit d. columns
When you rotate an object, it pivots around the registration point.
Answer the following statement true (T) or false (F)
Which of the following statements about structures is false?
A. Fields within a structure can be accessed and manipulated individually. B. The full reference to a field is the structure variable identifier and the field identifier separated by direct selection operator. C. Any operation, including reading and writing, that can be applied to an individual variable can be applied to a structure field. D. The direct selection operator has a very high precedence (16). E. If it is unique with the current scope, only the field identifier is required.